CN114872479B - Adjustable multifunctional blackboard lamp - Google Patents
Adjustable multifunctional blackboard lamp Download PDFInfo
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- CN114872479B CN114872479B CN202210545862.7A CN202210545862A CN114872479B CN 114872479 B CN114872479 B CN 114872479B CN 202210545862 A CN202210545862 A CN 202210545862A CN 114872479 B CN114872479 B CN 114872479B
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- blackboard
- limiting rod
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
- B43L1/00—Repeatedly-usable boards or tablets for writing or drawing
- B43L1/004—Repeatedly-usable boards or tablets for writing or drawing with illuminating devices
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
- B43L1/00—Repeatedly-usable boards or tablets for writing or drawing
- B43L1/04—Blackboards
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
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Abstract
The invention belongs to the technical field of blackboard lamps, and discloses an adjustable multifunctional blackboard lamp, which comprises a blackboard body, wherein a first storage groove is formed in front of the left end of the blackboard body, a movable frame is movably connected to the middle of the first storage groove, a second storage groove is formed in the right end of the movable frame, a second rotating groove is formed in the upper end of the second storage groove, a rotating shaft is movably connected to the middle of the second rotating groove, and a blackboard illuminating lamp is fixedly connected to the middle of the rotating shaft. According to the invention, the first limiting rod is driven to move forwards through the circular plate, so that the connection between the first limiting rod and the rotating shaft is disconnected, the rotating shaft can rotate to a required position in the middle of the second rotating groove, then the pulling of the circular plate is released, the first limiting rod returns to the original position under the action of the first spring, namely, the first limiting rod is connected with the rotating shaft again, and the position of the rotating shaft after the movement is limited, namely, the angle of the blackboard illuminating lamp after adjustment is limited.
Description
Technical Field
The invention belongs to the technical field of blackboard lamps, and particularly relates to an adjustable multifunctional blackboard lamp.
Background
The blackboard lamp is a lamp for illuminating a blackboard, is mostly used in classrooms, is a lamp for preventing the blackboard from reflecting light after being irradiated by the lamp light in the classrooms or being installed in a reflecting mode due to the fact that outdoor light is too strong, and can solve the problem of insufficient illumination of the blackboard.
Most fixed mounting at the classroom top of multi-functional blackboard lamp among the prior art can be according to the high fixed to blackboard lamp position of high and the high in classroom desk chair of blackboard in the classroom when installing the blackboard lamp, but blackboard and desk chair later stage can change in the classroom, and because the angle of use and the illumination angle of blackboard lamp are all not adjustable, can lead to the blackboard lamp to change the result of use behind blackboard or the desk chair in the classroom and reduce to lead to the blackboard reflection of light, make the student be difficult for watching the blackboard, blackboard lamp among the prior art installs and classroom top, and the height is higher, is difficult to overhaul, also is difficult to change after the blackboard lamp damages.
Disclosure of Invention
The invention aims to provide an adjustable multifunctional blackboard lamp so as to solve the problems in the background technology.
In order to achieve the above object, the present invention provides the following technical solutions: the utility model provides a multi-functional blackboard lamp with adjustable, includes the blackboard body, first storage tank has been seted up in the place ahead of the left end of blackboard body, the middle part swing joint in first storage tank has the removal frame, the second storage tank has been seted up to the right-hand member of removing the frame, the second rotation groove has been seted up to the upper end in second storage tank, the middle part swing joint in second rotation groove has the axis of rotation, the middle part fixedly connected with blackboard light of axis of rotation, the spread groove has been seted up to the upper end in removal frame the place ahead, the middle part swing joint in spread groove has first gag lever post, the place ahead fixed mounting of first gag lever post has the plectane, the middle part fixedly connected with first spring of plectane rear end.
Preferably, the first rotary groove has been seted up at the middle part of blackboard light upper end, the middle part swing joint in first rotary groove has the spliced pole, the left end fixedly connected with light screen of spliced pole, the third storage tank has been seted up at the middle part in light screen the place ahead, the middle part fixedly connected with second spring of groove rear end is accomodate to the third, the front end fixedly connected with extension board of second spring, the spacing groove has been seted up to the right-hand member of spliced pole, the middle part swing joint in spacing groove has the spheroid, the middle part fixedly connected with third spring of spheroid front end.
Preferably, the left end swing joint of blackboard body has the closing plate, first removal groove and fourth storage tank have been seted up to the place ahead of closing plate left end, the fixed slot has been seted up in the place ahead of blackboard body left end, the middle part swing joint of fixed slot has the second gag lever post, the rear end fixedly connected with connecting plate of second gag lever post, the rear end fixedly connected with third gag lever post of connecting plate, the rear end fixedly connected with fourth spring of third gag lever post, the left end fixedly connected with connection handle of connecting plate.
Preferably, the upper end section view of the first storage groove is an L-shaped clamping groove, a clamping block is fixedly arranged at the rear of the left end of the movable frame, and the second rotating groove and the rotating shaft are symmetrically distributed by taking the longitudinal central axis of the second storage groove as the center.
Preferably, the connecting groove is a regular hexagon clamping groove and is matched with the first limiting rod, the rear end of the connecting groove is communicated with the second rotating groove, and the front end of the rotating shaft is provided with the connecting groove.
Preferably, the front end and the rear end of the first spring are respectively fixedly connected with the circular plate and the movable frame, and the first limiting rod is a hexagonal cylinder.
Preferably, the side of extension board is "T" font piece, extension board swing joint is in the middle part of third storage tank, the left end and the light screen fixed connection of spliced pole, first rotation groove and spliced pole are all with the longitudinal axis of light screen as central symmetry distribution.
Preferably, the first moving groove, the second limiting rod, the connecting plate, the fourth storage groove, the fourth spring, the third limiting rod and the fixing groove are symmetrically distributed by taking the transverse central axis of the connecting handle as a center, the third limiting rod is movably connected with the middle part of the fourth storage groove, and the cross section of the upper end of the sphere is an L-shaped clamping groove.
Preferably, the front end of the first moving groove and the rear end of the fixed groove are positioned on the same horizontal plane, the second limiting rod is movably connected to the middle part of the inner cavity of the first moving groove, and the connecting plate is movably connected to the left end of the inner cavity of the first moving groove.
The beneficial effects of the invention are as follows:
according to the invention, the first limiting rod is driven to move forwards through the circular plate, so that the connection between the first limiting rod and the rotating shaft is disconnected, the rotating shaft can rotate to a required position in the middle of the second rotating groove, then the pulling of the circular plate is released, the first limiting rod returns to the original position under the action of the first spring, namely, the first limiting rod is connected with the rotating shaft again, the position of the rotating shaft after the movement is limited, namely, the angle of the blackboard illuminating lamp after adjustment is limited;
according to the invention, the connecting column is driven to rotate in the first rotating groove through the rotation of the light shielding plate, the ball body is extruded to compress the third spring when the connecting column rotates, and the third spring pushes the ball body to move to the original position after the rotation is stopped, so that the ball body is clamped with the limiting groove again, the position of the connecting column is limited, namely the position of the light shielding plate after the rotation is limited, and the light shielding plate is used for helping to adjust the illumination angle of the blackboard illuminating lamp;
according to the invention, the connecting handle drives the connecting plate to move backwards, so that the connecting plate drives the second limiting rod and the third limiting rod to move backwards, the connection between the second limiting rod and the fixed groove is disconnected, and then the limiting groove is rotated, so that the movable frame in the first storage groove is easy to take out and overhaul.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is an exploded view of the mobile frame of the present invention;
FIG. 3 is an enlarged schematic view of the invention at A of FIG. 2;
FIG. 4 is an enlarged schematic view of the invention at B of FIG. 2;
FIG. 5 is a schematic cross-sectional view of the blackboard body of the present invention;
FIG. 6 is an enlarged schematic view of FIG. 5 at C in accordance with the present invention;
fig. 7 is a schematic diagram showing connection of the blackboard illumination lamp of the present invention.
In the figure: 1. a blackboard body; 2. a first storage groove; 3. a moving rack; 4. a second storage groove; 5. a connecting groove; 6. a rotating shaft; 7. a blackboard lighting lamp; 8. a first stop lever; 9. a circular plate; 10. a first spring; 11. a light shielding plate; 12. a third storage groove; 13. a second spring; 14. an extension plate; 15. a first rotating groove; 16. a connecting column; 17. a limit groove; 18. a third spring; 19. a first moving groove; 20. a second limit rod; 21. a connecting plate; 22. a fourth storage groove; 23. a fourth spring; 24. a third limit rod; 25. a connecting handle; 26. a second rotating groove; 27. a sealing plate; 28. a fixing groove; 29. and (3) a sphere.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
As shown in fig. 1 to 7, the embodiment of the invention provides an adjustable multifunctional blackboard lamp, which comprises a blackboard body 1, wherein a first storage groove 2 is formed in front of the left end of the blackboard body 1, a movable frame 3 is movably connected in the middle of the first storage groove 2, a second storage groove 4 is formed in the right end of the movable frame 3, a second rotating groove 26 is formed in the upper end of the second storage groove 4, a rotating shaft 6 is movably connected in the middle of the second rotating groove 26, a blackboard illuminating lamp 7 is fixedly connected in the middle of the rotating shaft 6, a connecting groove 5 is formed in the upper end of the front of the movable frame 3, a first limit rod 8 is movably connected in the middle of the connecting groove 5, a circular plate 9 is fixedly mounted in front of the first limit rod 8, and a first spring 10 is fixedly connected in the middle of the rear end of the circular plate 9.
The rotating shaft 6 is movably connected with the middle part of the second rotating groove 26, so that the second rotating groove 26 can limit the moving position of the rotating shaft 6, namely limit the position of the blackboard illumination lamp 7 after moving.
As shown in fig. 2 and 4, in one embodiment, a first rotating groove 15 is formed in the middle of the upper end of the blackboard illumination lamp 7, a connecting column 16 is movably connected to the middle of the first rotating groove 15, a light shielding plate 11 is fixedly connected to the left end of the connecting column 16, a third storage groove 12 is formed in the middle of the front of the light shielding plate 11, a second spring 13 is fixedly connected to the middle of the rear end of the third storage groove 12, an extension plate 14 is fixedly connected to the front end of the second spring 13, a limit groove 17 is formed in the right end of the connecting column 16, a ball 29 is movably clamped to the middle of the limit groove 17, and a third spring 18 is fixedly connected to the middle of the front end of the ball 29.
The front and rear ends of the second spring 13 are fixedly connected with the light shielding plate 11 and the extension plate 14, respectively, so that the second spring 13 can limit the movement range of the extension plate 14.
As shown in fig. 5 and 6, in one embodiment, the left end of the blackboard body 1 is movably connected with a sealing plate 27, the front of the left end of the sealing plate 27 is provided with a first moving groove 19 and a fourth accommodating groove 22, the front of the left end of the blackboard body 1 is provided with a fixing groove 28, the middle part of the fixing groove 28 is movably connected with a second limiting rod 20, the rear end of the second limiting rod 20 is fixedly connected with a connecting plate 21, the rear end of the connecting plate 21 is fixedly connected with a third limiting rod 24, the rear end of the third limiting rod 24 is fixedly connected with a fourth spring 23, and the left end of the connecting plate 21 is fixedly connected with a connecting handle 25.
The front end and the rear end of the connecting plate 21 are respectively fixedly connected with the second limiting rod 20 and the third limiting rod 24, so that the connecting plate 21 can drive the second limiting rod 20 and the third limiting rod 24 to move at the same time.
As shown in fig. 2, 3 and 5, in one embodiment, the cross-sectional view of the upper end of the first receiving slot 2 is an L-shaped clamping slot, a clamping block is fixedly mounted at the rear of the left end of the moving frame 3, and the second rotating slot 26 and the rotating shaft 6 are symmetrically distributed with the longitudinal central axis of the second receiving slot 4 as the center.
The upper end section through first storage tank 2 is "L" font draw-in groove, and through the rear fixed mounting who removes the left end of frame 3 again has the fixture block for first storage tank 2 can restrict the movable range who removes frame 3, through second rotation groove 26 and axis of rotation 6 all take the longitudinal axis of second storage tank 4 as central symmetry distribution, makes the second rotation groove 26 be connected steadily with axis of rotation 6.
As shown in fig. 3, in one embodiment, the connecting groove 5 is a regular hexagonal clamping groove and is adapted to the first limiting rod 8, the rear end of the connecting groove 5 is communicated with the second rotating groove 26, and the front end of the rotating shaft 6 is provided with the connecting groove 5.
The front end of the rotating shaft 6 is provided with the connecting groove 5, the rear end of the connecting groove 5 is communicated with the second rotating groove 26, and the connecting groove 5 is a regular hexagon clamping groove and is matched with the first limiting rod 8, so that the first limiting rod 8 can penetrate through the connecting groove 5 to the middle of the second rotating groove 26 to be connected with the rotating shaft 6, and rotation of the rotating shaft 6 is limited.
As shown in fig. 3, in one embodiment, the front and rear ends of the first spring 10 are fixedly connected to the circular plate 9 and the moving frame 3, respectively, and the first limiting rod 8 is a hexagonal cylinder.
The front end and the rear end of the first spring 10 are respectively fixedly connected with the circular plate 9 and the movable frame 3, so that the first spring 10 can limit the movable position of the circular plate 9, and the first limiting rod 8 is a hexagonal cylinder, so that the movable position of the first limiting rod 8 in the connecting groove 5 is fixed.
As shown in fig. 2 and 4, in one embodiment, the side surface of the extension board 14 is a T-shaped block, the extension board 14 is movably connected to the middle of the third storage slot 12, the left end of the connection column 16 is fixedly connected to the light shielding plate 11, and the first rotation slot 15 and the connection column 16 are symmetrically distributed with the longitudinal central axis of the light shielding plate 11 as the center.
The side surface of the extension plate 14 is a T-shaped block, and the extension plate 14 is movably clamped at the middle part of the third storage groove 12, so that the third storage groove 12 can limit the moving position of the extension plate 14, and the first rotating groove 15 and the connecting column 16 are symmetrically distributed by taking the longitudinal central axis of the light shielding plate 11 as the center, so that the connecting column 16 can move in the first rotating groove 15, namely, the light shielding plate 11 can move at the upper end of the blackboard lighting lamp 7.
As shown in fig. 5 and 6, in one embodiment, the first moving groove 19, the second limiting rod 20, the connecting plate 21, the fourth receiving groove 22, the fourth spring 23, the third limiting rod 24 and the fixing groove 28 are symmetrically distributed with the transverse central axis of the connecting handle 25 as a center, the third limiting rod 24 is movably connected with the middle part of the fourth receiving groove 22, and the upper end section of the sphere 29 is an L-shaped clamping groove.
Through first removal groove 19, second gag lever post 20, connecting plate 21, fourth storage groove 22, fourth spring 23, third gag lever post 24 and fixed slot 28 all use the horizontal axis of connection handle 25 to be the central symmetry distribution for the closing plate 27 is stable with the back position of being connected of blackboard body 1, through the middle part of third gag lever post 24 swing joint and fourth storage groove 22, makes fourth storage groove 22 can restrict the shift position of third gag lever post 24, restricts the shift position of connecting plate 21 and second gag lever post 20 promptly.
As shown in fig. 6, in one embodiment, the front end of the first moving slot 19 and the rear end of the fixed slot 28 are located at the same horizontal plane, the second stop lever 20 is movably connected to the middle part of the inner cavity of the first moving slot 19, and the connecting plate 21 is movably connected to the left end of the inner cavity of the first moving slot 19.
The front end of the first moving groove 19 and the rear end of the fixed groove 28 are positioned on the same horizontal plane, and the second limiting rod 20 is movably connected to the middle part of the inner cavity of the first moving groove 19, so that the second limiting rod 20 can move from the inner cavity of the first moving groove 19 to the inner cavity of the fixed groove 28, and is movably connected to the left end of the inner cavity of the first moving groove 19 through the connecting plate 21, so that the connecting plate 21 drives the second limiting rod 20 and the third limiting rod 24 to move in the inner cavity of the first moving groove 19.
Working principle and using flow:
when the rotary table lamp is used, the movable frame 3 is pulled forward from the inside of the first storage groove 2 to a required position through the handle at the front end of the movable frame 3, then the circular plate 9 is pulled forward, so that the circular plate 9 drives the first limiting rod 8 to move forward, and the connection between the first limiting rod 8 and the connecting groove 5 in the middle of the rotary shaft 6 is disconnected, namely, the rotary shaft 6 rotates to the required position in the middle of the second storage groove 26, then the pulling of the circular plate 9 is released, so that the circular plate 9 and the first limiting rod 8 return to the original position under the action of the first spring 10, namely, the first limiting rod 8 is connected with the connecting groove 5 in the middle of the rotary shaft 6 again, the position after the rotary shaft 6 is limited, the rotary shaft 6 drives the blackboard illuminating lamp 7, the shading plate 11 and the shading plate 11 to move when the rotary shaft 6 is moved, the ball body is pushed by the shading plate 11 and the second spring 13 to move forward after the shading plate 11 and the extension plate 14 moves out of the inside of the second storage groove 4, so that the front end of the extension plate 14 moves to the outside of the third storage groove 12, and the extension plate 14 can help the shading plate 11 to adjust the angle of the shading plate 11 to be pushed by the shading plate 11, and the ball body 11 is pushed by the ball body 11 to press the ball body 11 to rotate when the ball body 11 is pushed by the ball body 11 to the position, namely, and the ball body is compressed to the ball body 11 is compressed and the ball body is connected with the ball body 11 when the ball body is 16 and the ball body is compressed to the ball body and the ball body is 16 and the ball body is compressed and the ball body and is compressed and the ball body and the ball is compressed and the ball;
when the maintenance is needed, the connecting handle 25 moves backwards, so that the connecting handle 25 drives the connecting plate 21 to move backwards, namely, the connecting plate 21 drives the second limiting rod 20 and the third limiting rod 24 to move backwards, so that the connection between the second limiting rod 20 and the fixed groove 28 is disconnected, and the limiting groove 17 can be moved, so that the movable frame 3 inside the first storage groove 2 is easy to take out for maintenance.
It is noted that relational terms such as first and second, and the like are 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. Moreover, 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.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a multi-functional blackboard lamp with adjustable, includes blackboard body (1), first storage tank (2), its characterized in that have been seted up in the place ahead of the left end of blackboard body (1): the novel blackboard is characterized in that the middle part of the first storage groove (2) is movably connected with a movable frame (3), the right end of the movable frame (3) is provided with a second storage groove (4), the upper end of the second storage groove (4) is provided with a second rotation groove (26), the middle part of the second rotation groove (26) is movably connected with a rotation shaft (6), the middle part of the rotation shaft (6) is fixedly connected with a blackboard illuminating lamp (7), the upper end in front of the movable frame (3) is provided with a connecting groove (5), the middle part of the connecting groove (5) is movably connected with a first limiting rod (8), a circular plate (9) is fixedly installed in front of the first limiting rod (8), and the middle part of the rear end of the circular plate (9) is fixedly connected with a first spring (10);
the blackboard lighting lamp is characterized in that a first rotating groove (15) is formed in the middle of the upper end of the blackboard lighting lamp (7), a connecting column (16) is movably connected to the middle of the first rotating groove (15), a light shielding plate (11) is fixedly connected to the left end of the connecting column (16), a third storage groove (12) is formed in the middle of the front of the light shielding plate (11), a second spring (13) is fixedly connected to the middle of the rear end of the third storage groove (12), an extension plate (14) is fixedly connected to the front end of the second spring (13), a limit groove (17) is formed in the right end of the connecting column (16), a ball body (29) is movably clamped to the middle of the limit groove (17), and a third spring (18) is fixedly connected to the middle of the front end of the ball body (29).
2. An adjustable multi-function blackboard lamp according to claim 1, characterized in that: the novel blackboard comprises a blackboard body (1), wherein the left end of the blackboard body (1) is movably connected with a sealing plate (27), a first moving groove (19) and a fourth storage groove (22) are formed in the front of the left end of the sealing plate (27), a fixing groove (28) is formed in the front of the left end of the blackboard body (1), the middle of the fixing groove (28) is movably connected with a second limiting rod (20), the rear end of the second limiting rod (20) is fixedly connected with a connecting plate (21), the rear end of the connecting plate (21) is fixedly connected with a third limiting rod (24), the rear end of the third limiting rod (24) is fixedly connected with a fourth spring (23), and the left end of the connecting plate (21) is fixedly connected with a connecting handle (25).
3. An adjustable multi-function blackboard lamp according to claim 1, characterized in that: the upper end section view of first storage tank (2) is "L" font draw-in groove, the rear fixed mounting of movable frame (3) left end has the fixture block, second rotation groove (26) and axis of rotation (6) are all with the longitudinal axis of second storage tank (4) as central symmetry distribution.
4. An adjustable multi-function blackboard lamp according to claim 1, characterized in that: the connecting groove (5) is a regular hexagon clamping groove and is matched with the first limiting rod (8), the rear end of the connecting groove (5) is communicated with the second rotating groove (26), and the front end of the rotating shaft (6) is provided with the connecting groove (5).
5. An adjustable multi-function blackboard lamp according to claim 1, characterized in that: the front end and the rear end of the first spring (10) are respectively fixedly connected with the circular plate (9) and the movable frame (3), and the first limiting rod (8) is a hexagonal cylinder.
6. An adjustable multi-function blackboard lamp according to claim 1, characterized in that: the side of extension board (14) is "T" font piece, extension board (14) swing joint is in the middle part of third storage tank (12), the left end and the light screen (11) fixed connection of spliced pole (16), first rotation groove (15) and spliced pole (16) are all with the longitudinal axis of light screen (11) as central symmetry distribution.
7. An adjustable multi-function blackboard lamp according to claim 2, characterized in that: the first movable groove (19), the second limiting rod (20), the connecting plate (21), the fourth storage groove (22), the fourth spring (23), the third limiting rod (24) and the fixed groove (28) are symmetrically distributed by taking the transverse central axis of the connecting handle (25) as the center, the third limiting rod (24) is movably connected to the middle part of the fourth storage groove (22), and the upper end section of the sphere (29) is an L-shaped clamping groove.
8. An adjustable multi-function blackboard lamp according to claim 2, characterized in that: the front end of the first moving groove (19) and the rear end of the fixed groove (28) are positioned on the same horizontal plane, the second limiting rod (20) is movably connected to the middle part of the inner cavity of the first moving groove (19), and the connecting plate (21) is movably connected to the left end of the inner cavity of the first moving groove (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210545862.7A CN114872479B (en) | 2022-05-19 | 2022-05-19 | Adjustable multifunctional blackboard lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210545862.7A CN114872479B (en) | 2022-05-19 | 2022-05-19 | Adjustable multifunctional blackboard lamp |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114872479A CN114872479A (en) | 2022-08-09 |
| CN114872479B true CN114872479B (en) | 2023-05-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210545862.7A Active CN114872479B (en) | 2022-05-19 | 2022-05-19 | Adjustable multifunctional blackboard lamp |
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Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101895280B1 (en) * | 2018-01-05 | 2018-09-05 | 주식회사 성안조명 | Dual blackboard lighting |
| CN209649864U (en) * | 2019-01-25 | 2019-11-19 | 孙佳莉 | A kind of elevating type multifunctional mathematics drawing board |
| CN210047234U (en) * | 2019-03-29 | 2020-02-11 | 合肥市云联鸿达信息技术有限公司 | Multifunctional interactive blackboard for teaching |
| CN210436870U (en) * | 2019-08-27 | 2020-05-01 | 江苏金阳达照明科技有限公司 | Built-in illuminating lamp for blackboard |
| CN213394963U (en) * | 2020-10-26 | 2021-06-08 | 厦门立达信照明有限公司 | Blackboard lamp |
| CN112664892A (en) * | 2020-12-29 | 2021-04-16 | 温州企案信息科技有限公司 | New forms of energy lighting device with accomodate and angle regulation function |
| CN112622490B (en) * | 2020-12-29 | 2022-12-06 | 重庆工业职业技术学院 | Anti-reflection device for education and teaching |
| CN214279324U (en) * | 2021-02-22 | 2021-09-24 | 烟台工程职业技术学院(烟台市技师学院) | Portable learning manager for high-position English |
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2022
- 2022-05-19 CN CN202210545862.7A patent/CN114872479B/en active Active
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| CN114872479A (en) | 2022-08-09 |
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