CN112991843A - Novel multi-functional interactive learning device of mode of finance teaching - Google Patents
Novel multi-functional interactive learning device of mode of finance teaching Download PDFInfo
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- CN112991843A CN112991843A CN202110205988.5A CN202110205988A CN112991843A CN 112991843 A CN112991843 A CN 112991843A CN 202110205988 A CN202110205988 A CN 202110205988A CN 112991843 A CN112991843 A CN 112991843A
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- 230000002452 interceptive effect Effects 0.000 title claims abstract description 26
- 230000017525 heat dissipation Effects 0.000 claims description 12
- 238000007664 blowing Methods 0.000 claims description 5
- 238000010030 laminating Methods 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 241001075561 Fioria Species 0.000 claims description 2
- 238000009434 installation Methods 0.000 claims description 2
- 230000005012 migration Effects 0.000 abstract 1
- 238000013508 migration Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 10
- 239000000463 material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000036760 body temperature Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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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
- G09B5/06—Electrically-operated educational appliances with both visual and audible presentation of the material to be studied
- G09B5/065—Combinations of audio and video presentations, e.g. videotapes, videodiscs, television systems
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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
- A47B97/00—Furniture or accessories for furniture, not provided for in other groups of this subclass
- A47B97/04—Easels or stands for blackboards or the like
Abstract
The invention discloses a new financial teaching mode multifunctional interactive learning device which comprises a device shell, a sound module and a second display white board, wherein a display screen is fixedly bonded on the outer side of the device shell, device supports are connected to the left side and the right side of the device shell, the sound module is connected with the device shell in a nested mode, the first display white board is connected to the right upper portion of the device shell in a nested mode, display discs are arranged on the left side and the right side of the device shell, file supporting plates are arranged on the upper side and the lower side of each display disc, the second display white board is connected to the right lower portion of the device shell in a nested mode, and magnet sheets are connected to the outer side of each file supporting plate. This new mode multi-functional interactive learning device of financial teaching is provided with file layer board and ball, utilizes bevel gear and ball to rotate, and ball drives the file layer board and carries out horizontal migration, adjusts the position of file layer board according to the show demand of file layer board and the change demand of file.
Description
Technical Field
The invention relates to the technical field of financial teaching, in particular to a novel mode multifunctional interactive learning device for financial teaching.
Background
The financial science is a subject for researching the formation and development rules of a financial distribution relation which takes a country as a main body, is a basic theoretical subject of the financial science major, and relates to financial knowledge in financial teaching, such as cash payment, bill management, bill payment and other works which are well known due to complicated and detailed work attitudes, the financial knowledge is learned only by means of characters, pictures, videos and the like in the existing financial teaching, and the financial knowledge filled and counted by bills can be contacted only in actual work, so that in the daily use process, students need to combine the learned book knowledge and the used operation procedures;
the novel financial teaching mode multifunctional interactive learning device is used for performing video explanation on laws and knowledge of financial teaching and simultaneously testing the learned knowledge and legal documents by using the learning device, the conventional learning device can only perform static video playing and question testing on knowledge points in the using process, and the device is difficult to perform immediate question and answer processing on different types of knowledge points according to the interactive operation requirements of two groups of students, so that interactive learning cannot be performed in multiple parts in the actual learning process, the learning atmosphere is not strong enough, and the extension thinking of students is limited;
there are many electronic equipment in the market to be used for helping to carry out online education, can compensate some not enough of traditional teaching to a certain extent, and one mode is, utilize electronic equipment to shoot the photo to books after, carry out online teaching through the photo, can only show the knowledge point of single type according to the content of study, be difficult to adjust and control learning device's limit structure according to the quantity of knowledge point, lead to at the in-process of study, can only bond learning knowledge point paper through glue.
We have therefore proposed a new mode of multi-functional interactive learning device for financial teaching in order to solve the problems set forth above.
Disclosure of Invention
The invention aims to provide a novel financial teaching mode multifunctional interactive learning device, which solves the problems that the device provided by the background technology is difficult to immediately perform question and answer processing on different types of knowledge points according to the interactive operation requirements of two groups of students, so that multiple parties cannot participate in interactive learning in the actual learning process, only a single type of knowledge point can be displayed according to the learning content, and the limit structure of the learning device is difficult to adjust and control according to the number of the knowledge points in the current market.
In order to achieve the purpose, the invention provides the following technical scheme: a novel financial teaching mode multifunctional interactive learning device comprises a device shell, a sound module and a second display white board, wherein a display screen is fixedly bonded on the outer side of the device shell, the left side and the right side of the device shell are connected with a device support, the sound module is connected with the device shell in a nested manner, a first display white board is connected directly above the device shell in a nested manner, display discs are arranged on the left side and the right side of the device shell, file supporting plates are arranged on the upper side and the lower side of each display disc, a handle is connected in a nested manner on the outer side of each display disc, a second display white board is connected directly below the device shell in a nested manner, a magnet sheet is connected in a nested manner on the outer side of each file supporting plate, a ball screw is connected directly below each file supporting plate in a threaded manner, a conical gear is connected to one side key of each ball screw, the back nested connection of device shell has driving motor, and the articulated equipment chamber door that is fixed with in the outside of device shell, one side nested connection of show disc has the rotation axis, the installation of device shell is fixed with the equipment box, and runs through in the outside of equipment box and seted up the louvre, driving motor's output is connected with the belt pulley, and the outside awl tooth of belt pulley is connected with the blast fan leaf, the back electric wire connection of display screen has intelligent module, the rectangle spout has been seted up to the left and right sides of device shell.
Preferably, the device shell and the device bracket form a disassembly and assembly structure through a rectangular sliding groove, and the width of the device bracket is larger than that of the device shell.
Preferably, the inside of first show blank is including supporting the arm of force, first rectangle guide rail, rectangle recess, wearing axle, face gear, clockwork spring and couple, and the back of first show blank is connected with the support arm of force to the left and right sides of first show blank is connected with first rectangle guide rail, and the rectangle recess has been seted up at the back of first show blank in addition, and the outside welded fastening of rectangle recess has the wearing axle simultaneously, the outside welded fastening who wears the axle has clockwork spring, and clockwork spring's outside hub connection has the couple to the meshing is connected with face gear between the support arm of force.
Preferably, first show blank and second show blank constitute elevation structure through supporting arm of force, face gear and first rectangle guide rail, and first show blank and the support arm of force be laminating each other to support the arm of force and be stainless steel with first rectangle guide rail.
Preferably, the file supporting plate is distributed on the outer side of the display disc in a rectangular mode, the longitudinal section of the file supporting plate is of a fan-shaped structure, and the file supporting plate is connected with the belt pulley through a rotating shaft.
Preferably, the ball screw is in threaded connection with the document supporting plate, the document supporting plate and the magnet pieces form a sliding structure through the ball screw and the second rectangular guide rails, and the number of the ball screw and the number of the second rectangular guide rails are four.
Preferably, the surface area of the door of the equipment box is larger than that of the first display white board, and the back of the first display white board adopts a groove-shaped structure.
Preferably, the equipment box body and the device shell are welded into an integral structure, heat dissipation holes are formed in the outer side of the equipment box body at equal intervals, and the heat dissipation holes are parallel to the display screen.
Preferably, the belt pulley is connected with the display disc through a rotating shaft, and the display disc and the document supporting plate form a rotating structure through the belt pulley and the rotating shaft.
Preferably, the blowing fan blades are distributed in the equipment box body at equal intervals, and the blowing fan blades and the heat dissipation holes are distributed in a staggered mode.
Compared with the prior art, the invention has the beneficial effects that: the new mode multifunctional interactive learning device for financial teaching;
1. the file supporting plate and the ball screw are arranged, the conical gear and the ball screw are utilized to rotate, the ball screw drives the file supporting plate to horizontally move, the position of the file supporting plate is adjusted according to the display requirement and the replacement requirement of the file supporting plate, the file supporting plate is convenient to disassemble and assemble in a short time, the back of the file is adsorbed and fixed by the file supporting plate, a plurality of groups of files are limited by the fan-shaped file supporting plate, and questioning and replacement of questioned files between two groups of students are facilitated;
2. the display device is provided with a clockwork spring and a plane gear, the clockwork spring is used for driving the hook to be vertically pulled, the height of the hook is adjusted according to the size of a file, meanwhile, the clockwork spring is used for driving the hook and materials to rotate and store, the flexibility of the materials in the learning and storing process is improved, the plane gear is used for driving the first display white boards on two sides to vertically lift, the display contents of the first display white boards are adjusted according to the contents and knowledge points written by the first display white boards, and the display contents and answers of the problems are conveniently displayed in the displaying and learning process;
3. be provided with belt pulley and rectangle spout, utilize the show disc of belt pulley drive one side to rotate, the rotation direction to the show disc is controlled according to the demand of asking questions, promote the inside knowledge point of show disc and the convenience of asking questions immediately of problem, utilize the rectangle spout to descend perpendicularly to the device support, according to the size and the environmental position of device shell, adjust the holistic height of device shell, the student of being convenient for observes and takes notes the study to the knowledge point of device side.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic side sectional view of a disc shown in accordance with the present invention;
FIG. 3 is a schematic view of a top-down structure of the housing of the apparatus of the present invention;
FIG. 4 is a schematic view of the internal structure of the housing of the device of the present invention;
FIG. 5 is a cross-sectional view of the back of the housing of the device of the present invention;
FIG. 6 is a side view of the device housing of the present invention;
FIG. 7 is a schematic view of the top-down structure of the device housing of the present invention.
In the figure: 1. a device housing; 2. a display screen; 3. a device holder; 4. a sound module; 5. a first display whiteboard; 501. supporting the force arm; 502. a first rectangular guide rail; 503. a rectangular groove; 504. penetrating a shaft; 505. a face gear; 506. a clockwork spring; 507. hooking; 6. displaying the disc; 7. a document tray; 8. a handle; 9. a second display whiteboard; 10. a magnet sheet; 11. a ball screw; 12. a bevel gear; 13. a second rectangular guide rail; 14. a drive motor; 15. an equipment box door; 16. a rotating shaft; 17. an equipment box body; 18. heat dissipation holes; 19. a belt pulley; 20. a blower fan blade; 21. an intelligent module; 22. a rectangular chute.
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. 1-7, the present invention provides a technical solution: a novel mode multifunctional interactive learning device for financial teaching comprises a device shell 1, a display screen 2, a device bracket 3, a sound module 4, a first display white board 5, a display disc 6, a file supporting plate 7, a handle 8, a second display white board 9, a magnet sheet 10, a ball screw 11, a bevel gear 12, a second rectangular guide rail 13, a driving motor 14, an equipment box door 15, a rotating shaft 16, an equipment box body 17, a heat dissipation hole 18, a belt pulley 19, a blowing fan blade 20, an intelligent module 21 and a rectangular sliding groove 22, wherein the display screen 2 is fixedly bonded on the outer side of the device shell 1, the left side and the right side of the device shell 1 are connected with the device bracket 3, the sound module 4 is connected with the device shell 1 in a nested manner, the first display white board 5 is connected above the device shell 1 in a nested manner, the display disc 6 is arranged on the left side and the right side of the device shell 1, the file supporting, the outer side of the display disc 6 is connected with a handle 8 in an embedded mode, a second display white board 9 is connected with the position right below the device shell 1 in an embedded mode, the outer side of the file supporting plate 7 is connected with a magnet sheet 10 in an embedded mode, the position right below the file supporting plate 7 is connected with a ball screw 11 in a threaded mode, one side of the ball screw 11 is connected with a bevel gear 12 in a key mode, the position right below the file supporting plate 7 is connected with a second rectangular guide rail 13 in an embedded mode, the back of the device shell 1 is connected with a driving motor 14 in an embedded mode, the outer side of the device shell 1 is fixedly hinged with an equipment box door 15, one side of the display disc 6 is connected with a rotating shaft 16 in an embedded mode, an equipment box body 17 is fixedly installed on the device shell 1, a radiating hole 18 penetrates through the outer side of the equipment box body 17, the output end of the driving, the device case 1 is provided with rectangular sliding grooves 22 on the left and right sides.
The device shell 1 and the device support 3 form a dismounting and mounting structure through the rectangular sliding groove 22, the width of the device support 3 is larger than that of the device shell 1, the height of the device shell 1 is adjusted according to the use environment, and the flexibility of the display disc 6 in observation and learning is improved.
The inside of first show blank 5 is including supporting arm of force 501, first rectangle guide rail 502, rectangle recess 503, wear axle 504, face gear 505, clockwork spring 506 and couple 507, and the back of first show blank 5 is connected with supporting arm of force 501, and the left and right sides of first show blank 5 is connected with first rectangle guide rail 502, and rectangle recess 503 has been seted up at the back of first show blank 5, the outside welded fastening of rectangle recess 503 has wear axle 504 simultaneously, the outside welded fastening of wearing axle 504 has clockwork spring 506, and the outside hub connection of clockwork spring 506 has couple 507, and the meshing is connected with face gear 505 between the supporting arm of force 501, according to the length adjustment clockwork spring 506 of paper and the position of couple 507, utilize couple 507 to fix spacingly around the paper.
First show blank 5 and second show blank 9 constitute elevation structure through supporting arm of force 501, face gear 505 and first rectangle guide rail 502, and first show blank 5 and support arm of force 501 for laminating each other to support arm of force 501 and first rectangle guide rail 502 and be stainless steel, adjust the support arm of force 501 height according to the quantity of the knowledge point of record and investigation, promote the convenience that the knowledge point was being studied and recited automatically.
The file supporting plate 7 is distributed outside the display disc 6 in a rectangular mode, the longitudinal section of the file supporting plate 7 is of a fan-shaped structure, the file supporting plate 7 is connected with the belt pulley 19 through the rotating shaft 16, the back of paper is fixedly adsorbed by the file supporting plate 7, and the paper is convenient to replace and adjust.
The surface area of equipment chamber door 15 is greater than first show blank 5 surface area, and the back of first show blank 5 adopts recess column structure, utilizes first show blank 5 to carry on spacingly to the file at back, and hoisting device is in idle in-process, demonstrates important knowledge point.
The blower blades 20 are distributed inside the equipment box body 17 at equal intervals, the blower blades 20 and the heat dissipation holes 18 are distributed in a staggered mode, heat dissipation treatment is conducted on the inside of the equipment through the blower blades 20, and stability of the device in the control and operation processes is improved.
The working principle of the embodiment is as follows: when the new mode multifunctional interactive learning device for financial teaching is used, as shown in fig. 1, 2, 3, 4 and 6, firstly, a learner holds a handle 8, the handle 8 drives a bevel gear 12 to rotate, the bevel gear 12 drives four groups of bevel gears 12 and a ball screw 11 to rotate, the ball screw 11 drives a file supporting plate 7 to horizontally slide on a second rectangular guide rail 13, then, a file is placed on the outer side of the file supporting plate 7, the back of the file is adsorbed by a magnet sheet 10 on the outer side of the file supporting plate 7, then, the handle 8 is rotated in the opposite direction, the file supporting plate 7 is driven by the ball screw 11 to move towards the inside of a display disc 6, the file supporting plate 7 is locked and closed, the operator fixes a supporting force arm 501 on the outer side of a first display white plate 5, then, the driving motor 14 is opened, and the driving motor 14 drives a plane gear 505 to rotate, the plane gear 505 drives the support arm 501 to vertically descend;
according to the drawings of fig. 1, fig. 2, fig. 4 and fig. 5, a user writes different types of knowledge points on a first display white board 5, a student pulls a device bracket 3 according to a display environment to slide the device bracket 3 outside a rectangular sliding groove 22, adjusts the position of the device bracket 3, inserts bolts into the rectangular sliding groove 22 and the device bracket 3 to fix, an intelligent module 21 displays and changes slides of the knowledge points stored inside a display screen 2, after learning of a section of knowledge point is completed, a driving motor 14 is turned on, the driving motor 14 drives a blower fan blade 20 and a belt pulley 19 to rotate, the blower fan blade 20 blows heat dissipation air to the back of the display screen 2 through a heat dissipation hole 18 to dissipate heat, the belt pulley 19 drives a side belt pulley 19 and a display disc 6 to rotate, then the driving motor 14 is turned off, and a questioner asks questions of the problems inside the display disc 6, the other side of the staff answers or writes the questions;
as shown in fig. 1, 3, 4 and 7, the hook 507 is pulled at the same time, the clockwork spring 506 is driven by the hook 507 to vertically descend, the hook 507 is used to fix the left and right sides of the data, the through shaft 504 is used to nestedly connect the other side of the data, so as to complete the nesting and fixing of the data, when the financial policy and knowledge points need to be recorded, the equipment box door 15 is opened, the plane gear 505 is connected with the driving motor 14, the driving motor 14 drives the plane gear 505 to rotate, the plane gear 505 drives the supporting force arm 501 and the first display whiteboard 5 to vertically ascend, so that the first display whiteboard 5 slides on the outer side of the first rectangular guide rail 502, the display cases of the first display whiteboard 5 and the second display whiteboard 9 are explained one by one, the sound module 4 plays the video sound inside the display screen 2, the student can conveniently record and understand, thereby completing a series of work.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.
Claims (10)
1. The utility model provides a new mode multi-functional interactive learning device of financial teaching, includes device shell (1), sound module (4) and second show blank (9), its characterized in that: the device is characterized in that a display screen (2) is fixedly bonded to the outer side of a device shell (1), a device support (3) is connected to the left side and the right side of the device shell (1), a device shell (1) is connected in an embedded mode through a sound module (4), a first display white board (5) is connected directly above the device shell (1) in an embedded mode, display discs (6) are arranged on the left side and the right side of the device shell (1), file supporting plates (7) are arranged on the upper side and the lower side of the display discs (6), a handle (8) is connected in an embedded mode on the outer side of the display discs (6), a second display white board (9) is connected directly below the device shell (1) in an embedded mode, magnet sheets (10) are connected in an embedded mode on the outer side of the file supporting plates (7), a ball screw (11) is connected directly below the file supporting plates (7), a conical gear (, the utility model discloses a display screen, including file layer board (7), file layer board, articulated be fixed with equipment chamber door (15) under the file layer board (7), the back nested connection of device shell (1) has driving motor (14), and the articulated equipment chamber door (15) that is fixed with in the outside of device shell (1), one side nested connection of show disc (6) has rotation axis (16), the installation of device shell (1) is fixed with equipment box (17), and runs through in the outside of equipment box (17) and seted up louvre (18), the output of driving motor (14) is connected with belt pulley (19), and the outside awl tooth of belt pulley (19) is connected with blast fan leaf (20), the back wire connection of display screen (2) has intelligent object (21), rectangle spout (22) have been seted up to the left and right sides of device shell (1).
2. The new mode multi-functional interactive learning device of financial teaching as claimed in claim 1, wherein: the device shell (1) and the device support (3) form a disassembly and assembly structure through the rectangular sliding groove (22), and the width of the device support (3) is larger than that of the device shell (1).
3. The new mode multi-functional interactive learning device of financial teaching as claimed in claim 1, wherein: the inside of first show blank (5) is including supporting arm of force (501), first rectangle guide rail (502), rectangle recess (503), wear axle (504), face gear (505), clockwork spring (506) and couple (507), and the back of first show blank (5) is connected with supporting arm of force (501), and the left and right sides of first show blank (5) is connected with first rectangle guide rail (502), and rectangle recess (503) have been seted up at the back of first show blank (5), the outside welded fastening of rectangle recess (503) has wear axle (504) simultaneously, the outside welded fastening of wearing axle (504) has clockwork spring (506), and the outside hub connection of clockwork spring (506) has couple (507), and the meshing is connected with face gear (505) between supporting arm of force (501).
4. The new mode multi-functional interactive learning device of financial teaching as claimed in claim 3, wherein: first show blank (5) and second show blank (9) constitute elevation structure through supporting arm of force (501), face gear (505) and first rectangle guide rail (502), and first show blank (5) and support arm of force (501) are for laminating each other to support arm of force (501) and first rectangle guide rail (502) and be stainless steel matter.
5. The new mode multi-functional interactive learning device of financial teaching as claimed in claim 1, wherein: the file supporting plate (7) is distributed on the outer side of the display disc (6) in a rectangular mode, the longitudinal section of the file supporting plate (7) is of a fan-shaped structure, and the file supporting plate (7) is connected with the belt pulley (19) through the rotating shaft (16).
6. The new mode multi-functional interactive learning device of financial teaching as claimed in claim 1, wherein: the ball screw (11) is in threaded connection with the file supporting plate (7), the file supporting plate (7) and the magnet sheet (10) form a sliding structure through the ball screw (11) and the second rectangular guide rails (13), and the number of the ball screw (11) and the number of the second rectangular guide rails (13) are four.
7. The new mode multi-functional interactive learning device of financial teaching as claimed in claim 1, wherein: the surface area of the equipment box door (15) is larger than that of the first display white board (5), and the back of the first display white board (5) adopts a groove-shaped structure.
8. The new mode multi-functional interactive learning device of financial teaching as claimed in claim 1, wherein: the equipment box body (17) and the device shell (1) are welded into an integral structure, heat dissipation holes (18) are formed in the outer side of the equipment box body (17) at equal intervals, and the heat dissipation holes (18) are parallel to the display screen (2).
9. The new mode multi-functional interactive learning device of financial teaching as claimed in claim 1, wherein: the belt pulley (19) is connected with the display disc (6) through the rotating shaft (16), and the display disc (6) and the file supporting plate (7) form a rotating structure through the belt pulley (19) and the rotating shaft (16).
10. The new mode multi-functional interactive learning device of financial teaching as claimed in claim 1, wherein: the blowing fan blades (20) are distributed in the equipment box body (17) at equal intervals, and the blowing fan blades (20) and the heat dissipation holes (18) are distributed in a staggered mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110205988.5A CN112991843B (en) | 2021-02-24 | 2021-02-24 | Novel multi-functional interactive learning device of mode of finance teaching |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110205988.5A CN112991843B (en) | 2021-02-24 | 2021-02-24 | Novel multi-functional interactive learning device of mode of finance teaching |
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| CN112991843A true CN112991843A (en) | 2021-06-18 |
| CN112991843B CN112991843B (en) | 2022-08-02 |
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| CN209417956U (en) * | 2018-10-26 | 2019-09-20 | 山东外国语职业学院 | A kind of colleges and universities' think of political affairs class practical teaching achievements exhibition platform |
| CN209980641U (en) * | 2018-10-30 | 2020-01-21 | 王祥果 | Geographical landform display device |
| CN210196815U (en) * | 2018-12-27 | 2020-03-27 | 北京国腾世纪科技有限公司 | Novel interactive whiteboard is felt to multi-media body |
| CN210091654U (en) * | 2019-05-10 | 2020-02-18 | 浙江百诺环境管理服务有限公司 | Staff performance display device for business administration |
| CN211827615U (en) * | 2020-03-17 | 2020-10-30 | 淮北师范大学 | Interactive display device of college english teaching |
| CN111369868A (en) * | 2020-04-27 | 2020-07-03 | 湖南文理学院 | Auxiliary display device for English phonetic symbol special exercise |
| CN112365772A (en) * | 2020-11-11 | 2021-02-12 | 拜肯创意智能科技(杭州)有限公司 | Display device for public education with rotation function |
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