CN214164575U - Intelligent advertisement teaching aid - Google Patents
Intelligent advertisement teaching aid Download PDFInfo
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- CN214164575U CN214164575U CN202023344467.8U CN202023344467U CN214164575U CN 214164575 U CN214164575 U CN 214164575U CN 202023344467 U CN202023344467 U CN 202023344467U CN 214164575 U CN214164575 U CN 214164575U
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- blackboard
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- teaching aid
- negative motor
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Abstract
The utility model discloses an intelligent advertisement teaching aid, including supporting seat, installation pipe and fan, still including the fixed establishment that is used for making things convenient for the elevating system of altitude mixture control, avoids projection arrangement to rock and carry out the deashing structure of cleaing away to the chalk dust, the mounting panel is installed on the top of supporting seat, the blackboard is installed to the top of mounting panel, elevating system installs in the inner wall of mounting panel, the mounting box is installed to the opposite side outer wall of controller, and the one end outer wall of mounting box installs the third positive and negative motor, the projection curtain is installed through the drive shaft to the output of third positive and negative motor. The utility model discloses a remove the deashing slide, make the deashing brush wipe the content of writing on the deashing slide, through the work of fan, in chalk dust entered into the installation pipe through the intake pipe, then in the suction dust collection box, filter chalk dust through the filter screen, make chalk dust collect in the dust collection box, avoid endangering the healthy of scholars.
Description
Technical Field
The utility model relates to a teaching aid technical field specifically is an intelligent advertisement teaching aid.
Background
Along with the development of economy, the apparatus kind in the teaching is abundanter more, and the teacher makes the student understand the teaching content through the teaching apparatus directly perceivedly, vividly, improves the quality of teaching, but current teaching apparatus still exists some not enoughly, when the teacher wiped the blackboard, the chalk dust of kicking up can be inhaled teacher and student's lung to harm healthy, and the device is not convenient for height-adjusting, and it is inconvenient to use.
With the continuous installation and use of the intelligent advertisement teaching aid, the following problems are found in the use process:
1. some current intelligent advertisement teaching aids do not have the structure of cleaing away the chalk dust at the in-process of daily use, avoid chalk dust harm teacher's healthy.
2. And the structure that intelligent advertisement teaching aid was not convenient for adjust the blackboard height as required in the use, the suitability is poor.
3. And intelligent advertisement teaching aid does not have the structure of fixing to the projection screen in the use, avoids receiving the wind influence to rock, influences student's watching.
Therefore, a need exists for a smart advertisement teaching aid designed to address the above problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an intelligent advertisement teaching aid to propose the current intelligent advertisement teaching aid among the solution above-mentioned background art and do not have the dusting, be convenient for altitude mixture control and avoid the problem that the projection curtain rocked.
In order to achieve the above object, the utility model provides a following technical scheme: an intelligent advertisement teaching aid comprises a supporting seat, an installation pipe, a fan, a lifting mechanism for facilitating height adjustment, a fixing mechanism for avoiding shaking of a projection device and an ash cleaning structure for cleaning chalk ash;
the top end of the supporting seat is provided with an installation plate, a blackboard is arranged above the installation plate, the outer wall of one side of the blackboard is provided with a controller, and the lifting mechanism is arranged on the inner wall of the installation plate;
the outer wall of the other side of the controller is provided with a mounting box, the outer wall of one end of the mounting box is provided with a third positive and negative motor, the output end of the third positive and negative motor is provided with a projection screen through a driving shaft, the bottom end of the projection screen is connected with a connecting plate, and the fixing mechanisms are arranged on two sides of the outer wall of the blackboard below the connecting plate;
the outer wall of one end of the blackboard is provided with an ash removal sliding plate, the inner wall of the ash removal sliding plate is provided with an ash removal brush, and the ash removal structure is arranged on the inner side of the ash removal sliding plate.
Preferably, the positive and negative motor of second is installed to the one end inner wall of mounting panel, and the inner wall of the positive and negative motor of second side mounting panel installs first positive and negative motor.
Preferably, elevating system includes second gear, rack and welding board, the welding board is installed in the inner wall of mounting panel, the rack is all installed to the both sides on welding board top, and the top of rack connects in the inner wall of blackboard, the second gear is all installed to the inside of rack one side mounting panel.
Preferably, the outer walls of the two ends of the blackboard are provided with limit grooves, and the inner walls of the two ends of the ash removal sliding plate are connected with the limit grooves through limit blocks.
Preferably, the deashing structure includes the installation pipe, the installation pipe is installed in the inboard of deashing slide, the both sides of installation outside of tubes wall all evenly are connected with the intake pipe.
Preferably, a dust collection box is installed below the outer wall of one end of the ash removal sliding plate, one end of the installation pipe is connected to the outer wall of one side of the dust collection box, a fan is installed on the inner wall of one end of the dust collection box, and a filter screen is installed on the inner wall of the dust collection box.
Preferably, fixed establishment includes fixed block, reset spring, movable plate, locking piece and locked groove, the fixed block is installed in the both sides of connecting plate below blackboard outer wall, reset spring is installed to the inner wall of fixed block, and reset spring's one end is connected with the locking piece, the welding of the top of locking piece has the movable plate, the both sides outer wall of connecting plate is provided with the locked groove.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) the dust collecting box is provided with the dust cleaning sliding plate, the mounting pipe, the air inlet pipe, the dust collecting box, the filter screen, the fan and the dust cleaning brush, the dust cleaning sliding plate is moved to wipe off the content written on the dust cleaning sliding plate, chalk dust enters the mounting pipe through the air inlet pipe through the work of the fan and is sucked into the dust collecting box, and the chalk dust is filtered through the filter screen and is collected in the dust collecting box, so that the harm to the physical health of a teacher is avoided;
(2) the projection screen is rotated and falls down through the operation of the third positive and negative motor, after the projection screen falls to the bottom end, the movable plates on two sides are moved outwards at the same time, the lock block moves towards one side of the reset spring, the reset spring is extruded, two sides of the connecting plate are fixed in the fixed blocks, then the movable plates are loosened, the reset spring resets to lock the lock block in the lock groove for fixation, the fixation of the projection screen is realized, and the shaking caused by wind influence is avoided;
(3) through installing positive and negative motor of second, rack, blackboard, second gear and first positive and negative motor, through positive and negative motor of second and first positive and negative motor work, positive and negative motor of second and first positive and negative motor drive the second gear rotation of both sides respectively, and the second gear rotation opposite direction of both sides, second gear and rack toothing make rack rebound, drive blackboard while rebound, highly adjust the blackboard.
Drawings
FIG. 1 is a schematic cross-sectional view of the device of the present invention;
FIG. 2 is a schematic view of the front view structure of the device of the present invention;
FIG. 3 is a schematic side sectional view of the ash removal slider of the present invention;
fig. 4 is an enlarged schematic view of a portion a in fig. 3 according to the present invention.
In the figure: 1. a supporting seat; 2. mounting a plate; 3. a first positive and negative motor; 4. a lifting mechanism; 401. a second gear; 402. a rack; 403. welding the plate; 5. a projection screen; 6. mounting a box; 7. a controller; 8. a blackboard; 9. a second positive and negative motor; 10. a third positive and negative motor; 11. a soot cleaning slide plate; 12. installing a pipe; 13. an air inlet pipe; 14. a dust cleaning brush; 15. a filter screen; 16. a dust collection box; 17. a fan; 18. a connecting plate; 19. a fixing mechanism; 1901. a fixed block; 1902. a return spring; 1903. moving the plate; 1904. a locking block; 1905. and (4) locking the groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1: referring to fig. 1-4, an intelligent advertisement teaching aid comprises a support base 1, a mounting tube 12, a fan 17, a lifting mechanism 4 for facilitating height adjustment, a fixing mechanism 19 for preventing a projection device from shaking, and a dust cleaning structure for cleaning chalk dust;
the top end of the supporting seat 1 is provided with an installation plate 2, a blackboard 8 is arranged above the installation plate 2, a controller 7 is arranged on the outer wall of one side of the blackboard 8, the model of the controller 7 can be DL203, and the lifting mechanism 4 is arranged on the inner wall of the installation plate 2;
the outer wall of the other side of the controller 7 is provided with a mounting box 6, the outer wall of one end of the mounting box 6 is provided with a third positive and negative motor 10, the model of the third positive and negative motor 10 can be 3IK15RGN-C, the output end of the third positive and negative motor 10 is provided with a projection screen 5 through a driving shaft, the bottom end of the projection screen 5 is connected with a connecting plate 18, and fixing mechanisms 19 are arranged on two sides of the outer wall of the blackboard 8 below the connecting plate 18;
an ash cleaning sliding plate 11 is arranged on the outer wall of one end of the blackboard 8, an ash cleaning brush 14 is arranged on the inner wall of the ash cleaning sliding plate 11, and an ash cleaning structure is arranged on the inner side of the ash cleaning sliding plate 11;
referring to fig. 1-4, the intelligent advertisement teaching aid further comprises a dust removing structure, wherein the dust removing structure comprises a mounting pipe 12, the mounting pipe 12 is mounted on the inner side of the dust removing sliding plate 11, and both sides of the outer wall of the mounting pipe 12 are uniformly connected with air inlet pipes 13;
a dust collection box 16 is arranged below the outer wall of one end of the ash removal sliding plate 11, one end of the installation pipe 12 is connected with the outer wall of one side of the dust collection box 16, a fan 17 is arranged on the inner wall of one end of the dust collection box 16, the model of the fan 17 can be ZK20, and a filter screen 15 is arranged on the inner wall of the dust collection box 16;
the outer walls of the two ends of the blackboard 8 are respectively provided with a limiting groove, and the inner walls of the two ends of the ash removal sliding plate 11 are respectively connected with the limiting grooves through limiting blocks;
specifically, as shown in fig. 2 and 3, when the dust collecting device is used, the dust cleaning sliding plate 11 is moved, so that the dust cleaning brush 14 wipes off the written contents on the dust cleaning sliding plate 11, chalk dust enters the mounting pipe 12 through the air inlet pipe 13 by the operation of the fan 17, and then is sucked into the dust collecting box 16, and the chalk dust is filtered through the filter screen 15, so that the chalk dust is collected in the dust collecting box 16, and the harm to the physical health of a teacher is avoided.
Example 2: the lifting mechanism 4 comprises a second gear 401, a rack 402 and a welding plate 403, the welding plate 403 is installed on the inner wall of the installation plate 2, the racks 402 are installed on two sides of the top end of the welding plate 403, the top end of each rack 402 is connected to the inner wall of the blackboard 8, and the second gear 401 is installed inside the installation plate 2 on one side of each rack 402;
a second positive and negative motor 9 is installed on the inner wall of one end of the installation plate 2, the type of the second positive and negative motor 9 can be 2IK6RGN-C, a first positive and negative motor 3 is installed on the inner wall of the installation plate 2 on one side of the second positive and negative motor 9, and the type of the first positive and negative motor 3 can be 2IK6 RGN-C;
specifically, as shown in fig. 1, when the structure is used, the second forward and reverse motor 9 and the first forward and reverse motor 3 work, the second forward and reverse motor 9 and the first forward and reverse motor 3 respectively drive the second gears 401 at two sides to rotate, the rotation directions of the second gears 401 at two sides are opposite, and the second gears 401 are meshed with the rack 402, so that the rack 402 moves upwards to drive the blackboard 8 to move upwards simultaneously, and the height of the blackboard 8 is adjusted.
Example 3: the fixing mechanism 19 comprises a fixing block 1901, a return spring 1902, a moving plate 1903, a locking block 1904 and a locking groove 1905, the fixing block 1901 is mounted on two sides of the outer wall of the blackboard 8 below the connecting plate 18, the return spring 1902 is mounted on the inner wall of the fixing block 1901, one end of the return spring 1902 is connected with the locking block 1904, the moving plate 1903 is welded to the top end of the locking block 1904, and the locking groove 1905 is formed in the outer walls of two sides of the connecting plate 18;
specifically, as shown in fig. 3 and 4, when the structure is used, the projection screen 5 is rotated and falls down through the operation of the third forward and reverse motor 10, after the projection screen 5 falls to the bottommost end, the moving plate 1903 on two sides is moved outwards at the same time, the lock piece 1904 is moved towards one side of the reset spring 1902 at the same time, the reset spring 1902 is squeezed, then two sides of the connecting plate 18 are fixed in the fixed block 1901, then the moving plate 1903 is loosened, the reset spring 1902 is reset to enable the lock piece 1904 to be locked in the lock groove 1905 for fixing the projection screen 5, and the situation that the projection screen 5 is rocked due to the influence of wind is avoided.
The output end of the controller 7 is electrically connected with the input ends of the first positive and negative motor 3, the second positive and negative motor 9, the third positive and negative motor 10 and the fan 17 through leads.
The working principle is as follows: when the device is used, firstly, the controller 7 controls the second positive and negative motor 9 and the first positive and negative motor 3 to work, the second positive and negative motor 9 and the first positive and negative motor 3 respectively drive the second gears 401 at two sides to rotate, the rotating directions of the second gears 401 at two sides are opposite, the second gears 401 are meshed with the rack 402, the rack 402 is enabled to move upwards, the blackboard 8 is driven to move upwards at the same time, the height of the blackboard 8 is adjusted, and then writing teaching is carried out on the blackboard 8;
then, the dust cleaning sliding plate 11 is moved, the dust cleaning brush 14 wipes off the written content on the dust cleaning sliding plate 11, chalk dust enters the mounting pipe 12 through the air inlet pipe 13 through the work of the fan 17, then is sucked into the dust collection box 16, and is filtered through the filter screen 15, so that the chalk dust is collected in the dust collection box 16, and the harm to the health of a teacher is avoided;
finally, work through third positive and negative motor 10 makes projection screen 5 rotatory fall down, projection screen 5 falls down behind the bottommost, simultaneously outside move the movable plate 1903 of both sides, locking piece 1904 moves to one side of reset spring 1902 simultaneously, reset spring 1902 is extrudeed, then fix the both sides of connecting plate 18 in fixed block 1901, then loose movable plate 1903, reset spring 1902 resets and makes locking piece 1904 lock at locked groove 1905 internal fixation, realize the fixed to projection screen 5, avoid being influenced by the wind and lead to rocking, then carry out the projection teaching content on projection screen 5.
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 (7)
1. The utility model provides an intelligent advertisement teaching aid, includes supporting seat (1), installation pipe (12) and fan (17), its characterized in that: the projector also comprises a lifting mechanism (4) for facilitating height adjustment, a fixing mechanism (19) for avoiding the shaking of the projector and an ash cleaning structure for cleaning chalk ash;
the mounting plate (2) is mounted at the top end of the supporting seat (1), the blackboard (8) is mounted above the mounting plate (2), the controller (7) is mounted on the outer wall of one side of the blackboard (8), and the lifting mechanism (4) is mounted on the inner wall of the mounting plate (2);
the outer wall of the other side of the controller (7) is provided with a mounting box (6), the outer wall of one end of the mounting box (6) is provided with a third positive and negative motor (10), the output end of the third positive and negative motor (10) is provided with a projection screen (5) through a driving shaft, the bottom end of the projection screen (5) is connected with a connecting plate (18), and the fixing mechanisms (19) are arranged on two sides of the outer wall of the blackboard (8) below the connecting plate (18);
an ash removal sliding plate (11) is installed on the outer wall of one end of the blackboard (8), an ash removal brush (14) is installed on the inner wall of the ash removal sliding plate (11), and an ash removal structure is installed on the inner side of the ash removal sliding plate (11).
2. The intelligent advertising teaching aid of claim 1, wherein: the positive and negative motor of second (9) is installed to the one end inner wall of mounting panel (2), and first positive and negative motor (3) are installed to the inner wall of positive and negative motor of second (9) side mounting panel (2).
3. The intelligent advertising teaching aid of claim 1, wherein: elevating system (4) include second gear (401), rack (402) and welding board (403), install in the inner wall of mounting panel (2) welding board (403), rack (402) are all installed to the both sides on welding board (403) top, and the top of rack (402) connects in the inner wall of blackboard (8), second gear (401) are all installed to the inside of rack (402) one side mounting panel (2).
4. The intelligent advertising teaching aid of claim 1, wherein: the outer walls of the two ends of the blackboard (8) are provided with limit grooves, and the inner walls of the two ends of the ash removal sliding plate (11) are connected with the limit grooves through limit blocks.
5. The intelligent advertising teaching aid of claim 1, wherein: the deashing structure includes installation pipe (12), installation pipe (12) are installed in the inboard of deashing slide (11), the both sides of installation pipe (12) outer wall all evenly are connected with intake pipe (13).
6. The intelligent advertising teaching aid of claim 5, wherein: dust collection box (16) is installed to the below of deashing slide (11) one end outer wall, the one end of installation pipe (12) is connected in one side outer wall of dust collection box (16), fan (17) are installed to the one end inner wall of dust collection box (16), filter screen (15) are installed to the inner wall of dust collection box (16).
7. The intelligent advertising teaching aid of claim 1, wherein: fixed establishment (19) include fixed block (1901), reset spring (1902), movable plate (1903), locking piece (1904) and locked groove (1905), the both sides in connecting plate (18) below blackboard (8) outer wall are installed in fixed block (1901), reset spring (1902) are installed to the inner wall of fixed block (1901), and the one end of reset spring (1902) is connected with locking piece (1904), the top welding of locking piece (1904) has movable plate (1903), the both sides outer wall of connecting plate (18) is provided with locked groove (1905).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023344467.8U CN214164575U (en) | 2020-12-31 | 2020-12-31 | Intelligent advertisement teaching aid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023344467.8U CN214164575U (en) | 2020-12-31 | 2020-12-31 | Intelligent advertisement teaching aid |
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| Publication Number | Publication Date |
|---|---|
| CN214164575U true CN214164575U (en) | 2021-09-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202023344467.8U Active CN214164575U (en) | 2020-12-31 | 2020-12-31 | Intelligent advertisement teaching aid |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114023113A (en) * | 2021-11-12 | 2022-02-08 | 蒋琪洋 | General education system based on big data and using method |
| CN114081273A (en) * | 2021-11-25 | 2022-02-25 | 湖南文理学院 | Intelligent creative workbench for artistic design |
-
2020
- 2020-12-31 CN CN202023344467.8U patent/CN214164575U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114023113A (en) * | 2021-11-12 | 2022-02-08 | 蒋琪洋 | General education system based on big data and using method |
| CN114081273A (en) * | 2021-11-25 | 2022-02-25 | 湖南文理学院 | Intelligent creative workbench for artistic design |
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