CN113892756A - Multimedia teaching instrument based on computer technology - Google Patents
Multimedia teaching instrument based on computer technology Download PDFInfo
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- CN113892756A CN113892756A CN202111229496.6A CN202111229496A CN113892756A CN 113892756 A CN113892756 A CN 113892756A CN 202111229496 A CN202111229496 A CN 202111229496A CN 113892756 A CN113892756 A CN 113892756A
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- multimedia teaching
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- 230000001815 facial effect Effects 0.000 abstract description 8
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000012549 training Methods 0.000 description 2
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
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- 230000007306 turnover Effects 0.000 description 1
Images
Classifications
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B19/00—Reading-desks; Lecterns; Pulpits, i.e. free-standing
- A47B19/10—Reading-desks; Lecterns; Pulpits, i.e. free-standing characterised by association with auxiliary devices, e.g. paper clamps, line indicators
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B21/00—Tables or desks for office equipment, e.g. typewriters, keyboards
- A47B21/007—Tables or desks for office equipment, e.g. typewriters, keyboards with under-desk displays, e.g. displays being viewable through a transparent working surface of the table or desk
- A47B21/0073—Tables or desks for office equipment, e.g. typewriters, keyboards with under-desk displays, e.g. displays being viewable through a transparent working surface of the table or desk liftable above the desk top
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B21/00—Tables or desks for office equipment, e.g. typewriters, keyboards
- A47B21/04—Tables or desks for office equipment, e.g. typewriters, keyboards characterised by means for holding or fastening typewriters or computer equipment
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B5/00—Electrically-operated educational appliances
- G09B5/02—Electrically-operated educational appliances with visual presentation of the material to be studied, e.g. using film strip
Abstract
The invention relates to the technical field of teaching instruments and discloses a multimedia teaching instrument based on computer technology, which comprises a table board and a box body, wherein the lower surface of the table board is fixedly connected with the box body, the right side in the box body is fixedly connected with a clip frame, a host is placed in the clip frame, a key is arranged in front of the host, and the right side of the box body is rotatably connected with a second door; teacher carries out facial feature towards the camera and types, type facial information storage to storage module in, when teacher went class, subtend camera and storage module personal feature are compared, compare successfully, can pass through controller direct control electric putter, motor is one number, motor is two numbers and steering wheel work, realize that the keyboard face is towards the top, the led screen is standing with acquiescence angle slope, teacher can oneself rotate adjust knob as required, after teacher's regulation, big data module acquires teacher's angle regulation scope, when this teacher went class next time, the display screen is adjusted to most suitable angle.
Description
Technical Field
The invention relates to the technical field of teaching instruments, in particular to a multimedia teaching instrument based on a computer technology.
Background
Teaching is a human-specific talent training activity consisting of teacher's teaching and student's learning. Through the activities, teachers purposefully, programmatically and organically guide students to learn and master cultural scientific knowledge and skills, and promote the improvement of the qualities of the students, so that the students become people required by the society. Teaching instruments can be generally used in teaching, and in the market, the teaching instruments can be divided into two types of experiments and practical training.
The traditional teaching instrument has the following defects:
generally, a teaching instrument is placed in a classroom, an led screen, a keyboard and a mouse are installed in the teaching instrument, and a host is installed in the teaching instrument and used for teachers to use in class, however, in teaching, not all teachers can use the instrument, and when individual teachers do not use the instrument, tools on the teacher are redundant and take a lot of time; due to different use habits of teachers of each subject, the LED screen on the traditional teaching instrument cannot meet the use requirements of the teachers, and the experience feeling is general; some chalk powder falls on the surfaces of the keyboard and the LED screen, so that the keyboard and the LED screen are not clean.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a multimedia teaching instrument based on a computer technology, which solves the problems in the background technology.
(II) technical scheme
In order to achieve the purpose, the invention provides the following technical scheme: a multimedia teaching instrument based on computer technology comprises a table board and a box body, wherein the box body is fixedly connected to the lower surface of the table board, a return frame is fixedly connected to the right side inside the box body, a host is placed inside the return frame, a key is arranged in front of the host, a second door is rotatably connected to the right side of the box body, an electric push rod is fixedly connected to the front surface of the second door, a rubber foot post is fixedly connected to the output end of the electric push rod, a first groove body is formed in the front of the left side inside the table board, the right side of the first groove body is communicated with a groove, a first motor is fixedly connected inside the groove, a driving gear is fixedly connected to the output shaft of the first motor, a first angle sensor is fixedly connected to the upper side of the left side of the first motor, and a lantern ring is fixedly connected to the right side inside of the first groove body, a round bar is rotatably connected inside the lantern ring, a driven gear is fixedly connected to the right side of the outer side wall of the round bar and is meshed with the driving gear, a keyboard is fixedly connected to the left end of the round bar, a cross piece is fixedly connected to the lower surface of the keyboard, a second groove body is formed in the rear of the left side inside the table board, two connecting pieces III are fixedly connected to the front surface inside the second groove body, a rotating shaft is rotatably connected to the inside of the two connecting pieces III, a connecting plate is fixedly connected to the outer side wall of the rotating shaft, an led screen is fixedly connected to one end of the connecting plate, connecting pieces I are fixedly connected to the left side and the right side of the rear surface of the led screen, a second support plate is rotatably connected between the two connecting pieces I, a connecting piece II is fixedly connected to the left side and the right side of the lower end of the second support plate, and a first support plate is rotatably connected between the two connecting pieces II, the left side of first extension board is equipped with the motor No. two, fixedly connected with second angle sensor on the right flank of motor No. two, the output shaft lateral wall fixedly connected with disc of motor No. two, the output of motor No. two with the left side of first extension board is fixed mutually, the upper surface right side fixedly connected with casing of mesa, the internally mounted of casing has controller, chip, input module, storage module, decision module and big data module, the front surface fixedly connected with display screen of casing, the front surface of casing is close to the top fixedly connected with camera of display screen, the front surface below of casing from left to right side one side is fixed with adjust knob, shutdown button and USB mouth.
Preferably, an elongated slot is formed in the right side of the inside of the table board and communicated with the first groove body, a track is formed below the inside of the elongated slot, a steering engine is connected to the inside of the track in a sliding mode, and a thin plate is fixedly connected to the left end of the steering engine.
Preferably, the first angle sensor is disposed opposite to the driving gear, and the second angle sensor is disposed opposite to the disk.
Preferably, the camera with type module electric connection, type module with storage module electric connection, storage module with big data module, first angle sensor, second angle sensor electric connection, big data module with judge module electric connection, the chip passes through judge module with controller electric connection, the controller with electric putter the motor is one, motor No. two electric connection.
Preferably, the power-off button is electrically connected to the controller.
Preferably, the left end of the keyboard is fixedly connected with a supporting rod, the supporting rod is embedded in the table board, and the supporting rod is rotatably connected with the table board.
Preferably, the rubber foot pillar is matched with the key.
Preferably, the cabinet is held to inside left side fixedly connected with of box, the front surface left side of box rotates and is connected with a door No. one.
Preferably, the edge of the rear part of the upper surface of the table board is fixedly connected with a baffle, and the left side and the right side of the upper surface of the table board are fixedly connected with handrails.
(III) advantageous effects
The invention provides a multimedia teaching instrument based on computer technology, which has the following beneficial effects:
(1) according to the teaching instrument, structural elements such as the keyboard, the first groove body, the transverse sheet, the round rod, the lantern ring, the first angle sensor, the driven gear, the driving gear and the groove are arranged, the designed teaching instrument runs after face recognition is successful, the first angle sensor detects the rotation angle of the driving gear in the first running process of the motor, the controller controls the first motor to automatically stop when the rotation angle of the driving gear is 180 degrees, the keyboard can be used by a teacher with the front face facing upwards through a turnover mode, the shutdown button is pressed, the keyboard is turned over for 180 degrees under the driving of the first motor, the transverse sheet faces upwards, the keyboard is hidden, and the available space of a table top is large.
(2) According to the teaching instrument, the LED screen, the connecting plate, the first and second support plates, the second connecting plate, the second groove body, the rotating shaft, the third connecting plate, the elongated slot, the thin plate, the track, the steering engine, the second angle sensor, the disc, the second motor and other structural elements are arranged, the second motor automatically operates after face recognition is successful, meanwhile, the second angle sensor detects the rotation angle of the first support plate through detecting the rotation angle of the disc, the first support plate is linked with the second support plate to rotate, the second support plate is rotatably connected with the LED screen, the angle of the LED screen can be adjusted, the LED screen can be automatically adjusted to the most suitable position for different teachers, and the teachers have strong experience.
(3) In the invention, through arranging the electric push rod, the rubber socle, the clip frame, the shell, the camera, the display screen, the chip, the input module, the storage module, the judgment module, the big data module, the adjusting knob, the power-off button and other structural elements, the teaching instrument is designed, firstly, a teacher inputs facial features to the camera and inputs the facial information to the storage module, thus, when the teacher goes on class, the personal features of the opposite camera and the storage module are compared and successfully compared, the electric push rod, the first motor, the second motor and the steering engine can be directly controlled to work through the controller, the keyboard faces upwards, the led screen is obliquely stood at a default angle, the teacher can rotate the adjusting knob to adjust according to the needs, after the teacher adjusts, the big data module obtains the adjusting angle range of the teacher, when the teacher goes on class next time, the most suitable angle is adjusted to the display screen, and other mr can oneself debug equally when going on class, and the angle modulation that different mr went on class is not influenced, and the teaching instrument of design can be closed all by a key in addition, can avoid the student touch, bump the damage equipment that equipment leads to.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic diagram of the right view structure of the present invention;
FIG. 3 is a schematic view of a portion of a mesa in accordance with the present invention;
FIG. 4 is an enlarged view of the structure at A in the present invention;
FIG. 5 is an enlarged view of the structure of the present invention at B.
In the figure: 1. a first door; 2. a table top; 3. a handrail; 4. a baffle plate; 5. a led screen; 6. a keyboard; 7. a connecting plate; 8. a first tank body; 9. a transverse sheet; 10. adjusting a knob; 11. a shutdown button; 12. a USB port; 13. pressing a key; 14. a box body; 15. a housing; 16. a camera; 17. a display screen; 18. a housing cabinet; 19. a clip frame; 20. a host; 21. a second door; 22. an electric push rod; 23. a rubber leg post; 24. connecting a sheet I; 25. a controller; 26. a chip; 27. a recording module; 28. a storage module; 29. a decision module; 30. a big data module; 31. a first support plate; 32. connecting sheet II; 33. a second tank body; 34. a rotating shaft; 35. connecting sheet III; 36. a long groove; 37. a thin plate; 38. a track; 39. a steering engine; 40. a motor I; 41. a groove; 42. a driving gear; 43. a first angle sensor; 44. a driven gear; 45. a collar; 46. a round bar; 47. a second angle sensor; 48. a disc; 49. a motor II; 50. a second support plate.
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.
As shown in fig. 1 to 5, the present invention provides a technical solution: a multimedia teaching instrument based on computer technology comprises a table top 2 and a box body 14, wherein the box body 14 is fixedly connected to the lower surface of the table top 2, a clip frame 19 is fixedly connected to the right side inside the box body 14, a host 20 is placed inside the clip frame 19, a key 13 is arranged in front of the host 20, a second door 21 is rotatably connected to the right side of the box body 14, an electric push rod 22 is fixedly connected to the front surface of the second door 21, a rubber foot post 23 is fixedly connected to the output end of the electric push rod 22, a first groove body 8 is formed in front of the left side inside the table top 2, a groove 41 is communicated with the right side of the first groove body 8, a first motor 40 is fixedly connected to the inside of the groove 41, a driving gear 42 is fixedly connected to the output shaft of the first motor 40, a first angle sensor 43 is fixedly connected to the upper side of the left side of the first motor 40, and a lantern ring 45 is fixedly connected to the right side inside of the first groove body 8, a round bar 46 is rotatably connected inside the lantern ring 45, a driven gear 44 is fixedly connected on the right side of the outer side wall of the round bar 46, the driven gear 44 is meshed with the driving gear 42, a keyboard 6 is fixedly connected on the left end of the round bar 46, a cross piece 9 is fixedly connected on the lower surface of the keyboard 6, a second groove 33 is formed in the rear of the left side inside the table board 2, two third connecting pieces 35 are fixedly connected on the front surface inside the second groove 33, a rotating shaft 34 is rotatably connected inside the two third connecting pieces 35, a connecting plate 7 is fixedly connected on the outer side wall of the rotating shaft 34, an led screen 5 is fixedly connected on one end of the connecting plate 7, first connecting pieces 24 are fixedly connected on the left side and the right side of the rear surface of the led screen 5, a second connecting plate 50 is rotatably connected between the first connecting pieces 24, second connecting plates 32 are fixedly connected on the left side and the right side of the lower end of the second connecting plate 50, and first connecting pieces 31 are rotatably connected between the second connecting pieces 32, no. two 49 motors are arranged on the left side of the first supporting plate 31, a second angle sensor 47 is fixedly connected to the right side face of the second motor 49, a disc 48 is fixedly connected to the outer side wall of an output shaft of the second motor 49, the output end of the second motor 49 is fixed to the left side of the first supporting plate 31, a shell 15 is fixedly connected to the right side of the upper surface of the table board 2, a controller 25 is mounted inside the shell 15, a chip 26, an entry module 27, a storage module 28, a judgment module 29 and a big data module 30 are mounted inside the shell 15, a display screen 17 is fixedly connected to the front surface of the shell 15, a camera 16 is fixedly connected to the upper portion of the front surface of the shell 15 close to the display screen 17, an adjusting knob 10, a shutdown button 11 and a USB port 12 are fixed to one side of the left to right below the front surface of the shell 15.
Furthermore, an elongated groove 36 is formed in the right side of the inside of the table top 2, the elongated groove 36 is communicated with the first groove body 8, a track 38 is formed in the lower portion of the inside of the elongated groove 36, a steering engine 39 is connected to the inside of the track 38 in a sliding mode, a thin plate 37 is fixedly connected to the left end of the steering engine 39, the controller 25 is electrically connected with the steering engine 39, and when the steering engine 39 is in a moving position, the thin plate 37 moves in the horizontal direction, so that the led screen 5 is conveniently covered.
Further, first angle sensor 43 and driving gear 42 distribute relatively, and second angle sensor 47 and disc 48 distribute relatively, and first angle sensor 43 detects driving gear 42 turned angle, and then knows 6 turned angle of keyboard, and the same reason, second angle sensor 47 direct detection disc 48's turned angle can indirectly know first support plate 31 pivoted angle, makes things convenient for follow-up 5 inclination of led screen through controller 25 control.
Further, the camera 16 is electrically connected with the entry module 27, the entry module 27 is electrically connected with the storage module 28, the storage module 28 is electrically connected with the big data module 30, the first angle sensor 43 and the second angle sensor 47 are electrically connected, the big data module 30 is electrically connected with the judgment module 29, the chip 26 is electrically connected with the controller 25 through the judgment module 29, the controller 25 is electrically connected with the electric push rod 22, the first motor 40 and the second motor 49, the teacher faces the camera 16, the entry module 27 enters facial features into the storage module 28, in class, the face faces the camera 16 to start a teaching instrument for use, the keyboard 6 can face upwards automatically, the angle of inclination of the led screen 5 can be adjusted, and each teacher uses the angle automatically adjusted by the led screen 5 without influencing each other, the electric push rod 22 pushes the key 13, and the computer is started.
Further, the power-off button 11 is electrically connected with the controller 25, and when the teacher presses the power-off button 11, the whole teaching instrument can be turned off by one key, that is, the electric push rod 22 is turned off the host 20; the first motor 40 rotates reversely, and the keyboard 6 faces downwards; the motor II 49 rotates reversely, and the LED screen 5 is collected into the second groove body 33; the steering gear 39 operates to cover the thin plate 38 above the led screen 5.
Furthermore, the left end of the keyboard 6 is fixedly connected with a support rod, the support rod is embedded in the table top 2 and is rotatably connected with the table top 2, and the support rod and the round rod 46 support the left side and the right side of the keyboard 6, so that the keyboard 6 is stable.
Further, the rubber leg 23 is matched with the key 13, when the second door 21 is closed, the rubber leg 23 and the key 13 are distributed oppositely, the main machine 20 can be opened when the electric push rod 22 pushes, and the main machine 20 can be closed when the electric push rod 22 pushes again.
Further, the inside left side fixedly connected with of box 14 holds cabinet 18, and the front surface left side of box 14 rotates and is connected with a door 1, holds and is arranged in placing teaching material, teaching aid, class reading etc. in the cabinet 18.
Further, the edge fixedly connected with baffle 4 in the upper surface rear of mesa 2, the upper surface left and right sides fixedly connected with handrail 3 of mesa 2.
In conclusion, the working process of the invention is as follows: firstly, the individual teacher in the class inputs the facial features into a teaching instrument, when the teacher goes on class, the whole teaching instrument is automatically started through facial recognition, the keyboard 6 faces upwards, the host 20 is started, the led screen 5 stands obliquely at a default angle, the teacher can rotate the adjusting knob 10 by himself to adjust according to needs, after the teacher adjusts the angle, the big data module 30 obtains the adjusting angle range of the teacher, when the teacher goes on class next time, the led screen 5 is adjusted to the most suitable angle, manual fine adjustment is not needed again, after the teaching is finished, the teacher only needs to press the power-off button 11, and the electric push rod 22 is enabled to close the host 20; the first motor 40 rotates reversely, and the keyboard 6 faces downwards; the motor II 49 rotates reversely, and the LED screen 5 is collected into the second groove body 33; steering wheel 39 operation is covered thin plate 37 in led screen 5 top, and when the teacher of other subjects taught, the same starts through facial discernment, can avoid some students who transfer the skin to play the instrument.
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.
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. A multimedia teaching instrument based on computer technology comprises a table board (2) and a box body (14), and is characterized in that: the lower surface of the table board (2) is fixedly connected with the box body (14), the right side inside the box body (14) is fixedly connected with a return frame (19), a host (20) is placed inside the return frame (19), a key (13) is arranged in front of the host (20), the right side of the box body (14) is rotatably connected with a second door (21), the front surface of the second door (21) is fixedly connected with an electric push rod (22), the output end of the electric push rod (22) is fixedly connected with a rubber foot post (23), a first groove body (8) is arranged in front of the left side inside the table board (2), the right side of the first groove body (8) is communicated with a groove (41), the first motor (40) is fixedly connected inside the groove (41), a driving gear (42) is fixedly connected with an output shaft of the first motor (40), and a first angle sensor (43) is fixedly connected above the left side surface of the first motor (40), the inner right side of the first groove body (8) is fixedly connected with a sleeve ring (45), the inner rotation of the sleeve ring (45) is connected with a round bar (46), the outer side wall right side of the round bar (46) is fixedly connected with a driven gear (44), the driven gear (44) is meshed with the driving gear (42), the left end of the round bar (46) is fixedly connected with a keyboard (6), the lower surface of the keyboard (6) is fixedly connected with a cross piece (9), the rear of the inner left side of the table board (2) is provided with a second groove body (33), the inner front surface of the second groove body (33) is fixedly connected with two third connecting pieces (35), the inner rotation of the two third connecting pieces (35) is connected with a rotating shaft (34), the outer side wall of the rotating shaft (34) is fixedly connected with a connecting plate (7), one end of the connecting plate (7) is fixedly connected with a led screen (5), no. one (24) of fixedly connected with connection piece of the rear surface left and right sides of led screen (5), two rotate between connection piece (24) and be connected with second extension board (50), No. two (32) of the lower extreme left and right sides fixedly connected with connection piece of second extension board (50), two rotate between connection piece No. two (32) and be connected with first extension board (31), the left side of first extension board (31) is equipped with motor No. two (49), fixedly connected with second angle sensor (47) on the right flank of motor No. two (49), the output shaft lateral wall fixedly connected with disc (48) of motor No. two (49), the output of motor No. two (49) with the left side of first extension board (31) is fixed mutually, the upper surface right side fixedly connected with casing (15) of mesa (2), the internally mounted of casing (15) has controller (25), Chip (26), input module (27), storage module (28), decision module (29) and big data module (30), the front surface fixedly connected with display screen (17) of casing (15), the front surface of casing (15) is close to the top fixedly connected with camera (16) of display screen (17), the front surface below of casing (15) is fixed with adjust knob (10), shutdown button (11) and USB mouth (12) from left to right side one side.
2. A computer technology based multimedia teaching apparatus as claimed in claim 1, wherein: an elongated groove (36) is formed in the right side of the inner portion of the table top (2), the elongated groove (36) is communicated with the first groove body (8), a track (38) is formed below the inner portion of the elongated groove (36), a steering engine (39) is connected to the inner portion of the track (38) in a sliding mode, and a thin plate (37) is fixedly connected to the left end of the steering engine (39).
3. A computer technology based multimedia teaching apparatus as claimed in claim 1, wherein: the first angle sensor (43) is arranged opposite to the driving gear (42), and the second angle sensor (47) is arranged opposite to the disc (48).
4. A computer technology based multimedia teaching apparatus as claimed in claim 1, wherein: the camera (16) with type module (27) electric connection, type module (27) with storage module (28) electric connection, storage module (28) with big data module (30), first angle sensor (43), second angle sensor (47) electric connection, big data module (30) with judge module (29) electric connection, chip (26) pass through judge module (29) with controller (25) electric connection, controller (25) with electric putter (22), motor number one (40), motor number two (49) electric connection.
5. A computer technology based multimedia teaching apparatus as claimed in claim 1, wherein: the shutdown button (11) is electrically connected with the controller (25).
6. A computer technology based multimedia teaching apparatus as claimed in claim 1, wherein: the left end of the keyboard (6) is fixedly connected with a supporting rod, the supporting rod is embedded in the table board (2), and the supporting rod is rotatably connected with the table board (2).
7. A computer technology based multimedia teaching apparatus as claimed in claim 1, wherein: the rubber foot column (23) is matched with the key (13).
8. A computer technology based multimedia teaching apparatus as claimed in claim 1, wherein: the inside left side fixedly connected with of box (14) holds cabinet (18), the front surface left side of box (14) is rotated and is connected with door (1) No. one.
9. A computer technology based multimedia teaching apparatus as claimed in claim 1, wherein: the edge fixedly connected with baffle (4) in the upper surface rear of mesa (2), the upper surface left and right sides fixedly connected with handrail (3) of mesa (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111229496.6A CN113892756A (en) | 2021-10-21 | 2021-10-21 | Multimedia teaching instrument based on computer technology |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111229496.6A CN113892756A (en) | 2021-10-21 | 2021-10-21 | Multimedia teaching instrument based on computer technology |
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| CN113892756A true CN113892756A (en) | 2022-01-07 |
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| CN202111229496.6A Pending CN113892756A (en) | 2021-10-21 | 2021-10-21 | Multimedia teaching instrument based on computer technology |
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Application publication date: 20220107 |