CN111429762A - Computer-aided education teaching equipment - Google Patents
Computer-aided education teaching equipment Download PDFInfo
- Publication number
- CN111429762A CN111429762A CN202010189389.4A CN202010189389A CN111429762A CN 111429762 A CN111429762 A CN 111429762A CN 202010189389 A CN202010189389 A CN 202010189389A CN 111429762 A CN111429762 A CN 111429762A
- Authority
- CN
- China
- Prior art keywords
- computer
- sliding
- rotating
- education teaching
- rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Classifications
-
- 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
-
- 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
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon Stands for scientific apparatus such as gravitational force meters
- F16M11/42—Stands or trestles as supports for apparatus or articles placed thereon Stands for scientific apparatus such as gravitational force meters with arrangement for propelling the support stands on wheels
Abstract
The invention relates to the technical field of computer-aided teaching, and discloses computer-aided teaching and education equipment which comprises a bottom plate, wherein a stand column is arranged in the middle of the upper surface of the bottom plate, a rotating sleeve is arranged on the upper portion of the stand column, a stud is rotatably connected to the upper portion of the rotating sleeve, a mounting plate is arranged at the upper end of the stud, a display screen is arranged on the front side of the mounting plate, sliding sleeves are arranged on the left side and the right side of the lower portion of the rotating sleeve, the front end of each sliding sleeve is slidably connected with a sliding rod, a baffle is arranged at the end of each sliding rod, a supporting rod is rotatably connected to the lower portion of each baffle, a second limiting block is arranged on the lower portion of each sliding sleeve, rotating shafts are. The invention is suitable for computer-aided education teaching equipment, the sliding sleeve and the sliding rod are arranged for supporting a notebook computer for use, and the notebook computer can be completely folded without occupying space when not in use.
Description
Technical Field
The invention relates to the technical field of computer-aided education, in particular to computer-aided education teaching equipment.
Background
Computer-aided teaching is a method and technology for teaching activities under the assistance of a computer, discussing teaching contents, arranging teaching progress and performing teaching training with students in a dialogue mode, is a wide application field for teaching teachers with computer assistance or teaching with computers, is an important application field of computers in education, represents a new education technology and teaching mode, provides a good personalized learning environment for students by CAI, comprehensively applies computer technologies such as multimedia, hypertext, artificial intelligence, knowledge base and the like, overcomes the defects of singleness and sidedness in the traditional teaching mode, can effectively shorten learning time, improve teaching quality and teaching efficiency and realize an optimized teaching target.
Chinese patent (No. CN208819390U) discloses a computer-aided education teaching device, which comprises a base, wherein a support column is fixedly arranged at the center of the upper surface of the base, a fixed station is fixedly arranged at the top end of the support column, a rotating shaft is inserted into the upper side wall of the fixed station, a connecting block is fixedly arranged on the outer side wall of the rotating shaft, a first fixed shaft and a second fixed shaft are respectively welded on the front side wall and the rear side wall of the connecting block, a main writing board is fixedly arranged on the rear side wall of the second fixed shaft and is connected with a notebook computer of a teacher through a display screen, when the teacher operates, students can conveniently observe and study through the display screen, meanwhile, the computer-aided education device is provided with the main writing board and an auxiliary writing board, when the display screen is not needed, the students can give lessons through the main writing board, when the display screen is needed, the students can give lessons through the auxiliary writing board, so that the students can, a cleaning sponge is provided through which the auxiliary writing board can be cleaned, but the device is inconvenient to operate and large in size, and is not suitable for free movement, and thus, it is required to improve the device.
Disclosure of Invention
The invention provides computer-aided education teaching equipment, which solves the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a computer-aided education teaching equipment, includes the bottom plate, and the upper surface middle part of bottom plate is equipped with the stand, and the upper portion of stand is equipped with rotates the cover, rotates the upper portion of cover and rotates connecting screw, and the upper end of double-screw bolt is equipped with the mounting panel, and the front side of mounting panel is equipped with the display screen, the left and right sides of rotating the cover lower part is equipped with the slip cap, the front end sliding connection slide bar of slip cap, and the tip of slide bar is equipped with the baffle, and the lower part of baffle rotates joint support pole, the lower part of slip cap is equipped with the second stopper, the left and right sides of display screen is equipped with the pivot, and the pivot rotates and connects the handwriting pad, the back middle part of display screen rotates the connection lead screw, and the middle part threaded connection guide nut of lead screw, and the both sides.
As a preferable technical scheme of the invention, a reinforcing rib is arranged between the upright post and the bottom plate.
As a preferable technical scheme of the invention, a rotating wheel is arranged at the end part of the screw rod.
As a preferred technical scheme of the invention, a rotating cavity is arranged in the rotating sleeve, the middle part of the rotating cavity is rotatably connected with a rotating block, and the upper part of the rotating block is connected with the lower end of the stud.
As a preferable technical scheme of the invention, the lower part of the stud is in threaded connection with a locking nut.
As a preferable technical scheme of the invention, a sliding cavity is arranged inside the sliding sleeve, and the middle part of the sliding cavity is connected with the left end of the sliding rod in a sliding manner.
As a preferable technical scheme of the invention, a tension spring is arranged between the sliding cavity and the left end of the sliding rod.
As a preferred technical scheme of the invention, a first limiting block is arranged on the outer ring of the upper surface of the bottom plate.
As a preferable technical solution of the present invention, the bottom plate is provided with casters on a lower surface thereof.
The invention has the following advantages:
the invention is suitable for computer-aided education teaching equipment, the sliding sleeve and the sliding rod are arranged for supporting a notebook computer for use, the notebook computer can be completely folded when not in use, space is not occupied, and meanwhile, the rod piece is used, so that the volume and the material of the whole device are reduced, the weight of the whole device is reduced, the device can be moved more conveniently and more conveniently, the portability of the device is improved, the device can be more freely used in different scenes, and the use range is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a perspective view of the front side of a computer-assisted education instruction device.
Fig. 2 is a perspective view of the rear side of a computer-assisted education teaching apparatus.
Fig. 3 is a schematic view of connection between a rotating sleeve and a stud in a computer-aided education teaching device.
Fig. 4 is a schematic view of the connection between the sliding sleeve and the sliding rod in the computer-aided education teaching apparatus.
In the figure: 1. a caster wheel; 2. a base plate; 3. reinforcing ribs; 4. a first stopper; 5. a support bar; 6. a baffle plate; 7. a slide bar; 8. a sliding sleeve; 9. a second limiting block; 10. a column; 11. rotating the sleeve; 12. locking the nut; 13. a stud; 14. mounting a plate; 15. a display screen; 16. a rotating shaft; 17. a handwriting board; 18. a push rod; 19. a screw rod; 20. a guide nut; 21. a rotating wheel; 22. a rotation chamber; 23. rotating the block; 24. a sliding cavity; 25. a tension spring.
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.
Example one
Referring to fig. 1-4, a computer-aided education teaching apparatus includes a base plate 2, a column 10 is disposed at the middle of the upper surface of the base plate 2, a reinforcing rib 3 is disposed between the column 10 and the base plate 2, a rotating sleeve 11 is disposed at the upper portion of the column 10, a stud 13 is rotatably connected to the upper portion of the rotating sleeve 11, a rotating cavity 22 is disposed inside the rotating sleeve 11, a rotating block 23 is rotatably connected to the middle portion of the rotating cavity 22, the upper portion of the rotating block 23 is connected to the lower end of the stud 13, and the lower portion of the stud 13 is threadedly connected to a locking nut 12. in order to facilitate the apparatus to be displayed for students in different directions, the stud 13 and the rotating sleeve 11 are rotatably connected to each other, but in normal use, the apparatus is required to be stable and not required to be kept in a rotating state all the time, the locking nut 12 is required to be disposed, and the stud 13 and the rotating sleeve 11, therefore, the stud 13 cannot rotate at the moment, so that the whole device is kept in a stable state and can normally display the similar containers; the upper end of double-screw bolt 13 is equipped with mounting panel 14, and the front side of mounting panel 14 is equipped with display screen 15, the left and right sides that rotates the 11 lower parts of cover is equipped with slip cap 8, and the front end sliding connection slide bar 7 of slip cap 8, the tip of slide bar 7 are equipped with baffle 6, and baffle 6 can slight back-and-forth movement when using, thereby make this device all can be fine fixed to not unidimensional notebook computer, make the adaptability of device stronger, the lower part of baffle 6 rotates joint support pole 5, the lower part of slip cap 8 is equipped with second stopper 9, and the inside of slip cap 8 is equipped with sliding chamber 24, and the left end of the middle part sliding connection slide bar 7 of sliding chamber 24 is equipped with extension spring 25 between sliding chamber 24 and the 7 left end of slide bar, and the upper surface outer lane of bottom plate 2 is equipped with first stopper 4.
The left and right sides of display screen 15 is equipped with pivot 16, and pivot 16 rotates and connects handwriting pad 17, the back middle part of display screen 15 rotates and connects lead screw 19, and the tip of lead screw 19 is equipped with runner 21, and the middle part threaded connection of lead screw 19 leads nut 20, and the one end that is close to the device center of connecting push rod 18 is rotated to the both sides of guide nut 20, and the one end that the device center was kept away from to push rod 18 rotates the back of connecting handwriting pad 17.
Example two
Referring to fig. 1, the other contents of the present embodiment are the same as those of the first embodiment, except that: the lower surface of bottom plate 2 is equipped with truckle 1, for the convenience of the removal of whole device, sets up truckle 1 at bottom plate 2 to truckle 1 adopts the horse-riding wheel, and the horse-riding wheel can freely turn to by all directions, and after this device removed the target location, can be fixed whole device through the mode of locking truckle 1, thereby this device of use that can be normal.
In the implementation process of the invention, firstly, the device is moved to a target position, so that surrounding students can normally watch the content on the display screen 15, the display screen 15 adopts an ips panel, so that the whole display visual angle is better, the visual range of the students is improved, at the moment, the sliding sleeve 8 is rotated to a horizontal position, the sliding rod 7 is pulled out outwards, the supporting rod 5 is separated from the second limiting block 9, the supporting rod 5 is rotated anticlockwise, the lower end of the supporting rod 5 is contacted with the first limiting block 4, at the moment, the sliding sleeve 8 is loosened, the supporting rod 5 is propped against the second limiting block 9 under the action of gravity, at the moment, the sliding sleeve 8, the sliding rod 7 and the supporting rod 5 are fixed, the other sliding sleeve 8 is supported in the same way, at the moment, the two sliding sleeves 8 and the sliding rod 7 are completely unfolded, and a user can place a notebook computer on the sliding rod 7 and the sliding sleeve 8 at, and the front and back of the notebook computer are blocked by the baffle 6 and the rotating sleeve 11, which ensures the stability of the notebook computer, the notebook computer is connected with the display screen 15 at the upper part, the contents to be displayed can be displayed on the display screen 15, thereby multimedia teaching is started, when a user needs to write some contents on the handwriting board 17 in real time, the rotating wheel 21 can be rotated, the rotating wheel 21 drives the screw rod 19 to rotate, the screw rod 19 drives the guide nut 20 to rotate, the guide nut 20 pushes the handwriting board 17 to rotate around the rotating shaft 16 through the push rod 18, thereby the handwriting board 17 is opened, the user can normally write on the handwriting board 17 at the moment, all functions of the whole device can be normally used, after the device is used, the rotating wheel 21 is firstly rotated reversely, the rotating wheel 21 drives the guide nut 20 to move, thereby the handwriting board 17 is rotated close to the display screen 15 again, thereby drawing the handwriting board 17 in, simultaneously lifting the sliding sleeve 8 and the sliding rod 7, separating the supporting rod 5 from the first limiting block 4, slightly drawing the sliding rod 7 outwards at the moment, rotating the supporting rod 5 clockwise, rotating the end part of the supporting rod 5 to a horizontal position, loosening the sliding rod 7 at the moment, moving the sliding rod 7 towards the sliding sleeve 8 under the action of the tension spring 25, thereby pushing the supporting rod 5 to move towards the second limiting block 9, and under the action of the tension spring 25, the supporting rod 5 is propped against the second limiting block 9, thereby completing the fixing of the sliding sleeve 8 and the sliding rod 7, loosening the sliding sleeve 8 at the moment, rotating the sliding sleeve 8 clockwise under the action of gravity, finally rotating to a vertical state, completing the storage of the sliding sleeve 8, thereby completing the storage of the whole device, and waiting for the next waiting; the invention is suitable for computer-aided education teaching equipment, the sliding sleeve 8 and the sliding rod 7 are arranged for supporting a notebook computer for use, and the notebook computer can be completely folded without occupying space when not in use, and meanwhile, the size and the material consumption of the whole device are reduced by using the rod piece, so that the whole weight of the device is reduced, the device can be moved more conveniently and more conveniently, the portability of the device is improved, the device can be more freely used in different scenes, and the use range is improved.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (9)
1. A computer-aided education teaching device comprises a bottom plate (2), wherein a stand column (10) is arranged in the middle of the upper surface of the bottom plate (2), a rotating sleeve (11) is arranged on the upper portion of the stand column (10), a connecting stud (13) is rotated on the upper portion of the rotating sleeve (11), a mounting plate (14) is arranged at the upper end of the stud (13), a display screen (15) is arranged on the front side of the mounting plate (14), the computer-aided education teaching device is characterized in that sliding sleeves (8) are arranged on the left side and the right side of the lower portion of the rotating sleeve (11), the front end of each sliding sleeve (8) is slidably connected with a sliding rod (7), a baffle (6) is arranged at the end of each sliding rod (7), a connecting support rod (5) is rotatably arranged on the lower portion of each baffle (6), a second limiting block (9) is arranged on the lower portion of each sliding sleeve (8, the middle part of the back of the display screen (15) is rotatably connected with a screw rod (19), the middle part of the screw rod (19) is in threaded connection with a guide nut (20), two sides of the guide nut (20) are rotatably connected with one end, close to the center of the device, of a push rod (18), and one end, far away from the center of the device, of the push rod (18) is rotatably connected with the back of a handwriting board (17).
2. The computer-aided education teaching apparatus according to claim 1, wherein a reinforcing rib (3) is provided between the pillar (10) and the bottom plate (2).
3. The computer-assisted education device according to claim 1 wherein the end of the lead screw (19) is provided with a wheel (21).
4. The computer-aided education teaching device according to claim 1, wherein the rotating sleeve (11) is internally provided with a rotating cavity (22), the middle part of the rotating cavity (22) is rotatably connected with a rotating block (23), and the upper part of the rotating block (23) is connected with the lower end of the stud (13).
5. The computer-assisted education teaching apparatus according to claim 4, wherein a lower portion of the stud (13) is threadedly connected to a lock nut (12).
6. The computer-aided education teaching device according to claim 1, wherein the sliding sleeve (8) is internally provided with a sliding cavity (24), and the middle part of the sliding cavity (24) is slidably connected with the left end of the sliding rod (7).
7. The computer-assisted education teaching apparatus according to claim 6, wherein a tension spring (25) is provided between the slide cavity (24) and the left end of the slide bar (7).
8. The computer-aided education teaching device according to claim 7, wherein the upper surface of the bottom plate (2) is provided with a first stopper (4) on the outer periphery.
9. The computer-assisted education teaching apparatus according to claim 1, wherein the lower surface of the base plate (2) is provided with casters (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010189389.4A CN111429762A (en) | 2020-03-18 | 2020-03-18 | Computer-aided education teaching equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010189389.4A CN111429762A (en) | 2020-03-18 | 2020-03-18 | Computer-aided education teaching equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111429762A true CN111429762A (en) | 2020-07-17 |
Family
ID=71548279
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010189389.4A Pending CN111429762A (en) | 2020-03-18 | 2020-03-18 | Computer-aided education teaching equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111429762A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111754824A (en) * | 2020-07-30 | 2020-10-09 | 濮阳职业技术学院 | English writing training tool |
| CN113854759A (en) * | 2021-11-03 | 2021-12-31 | 童画控股有限公司 | Screen-throwing type intelligent education blackboard for drawing training |
| CN114617355A (en) * | 2022-03-28 | 2022-06-14 | 武昌理工学院 | Multi-functional english teaching equipment |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205541711U (en) * | 2016-02-25 | 2016-08-31 | 上海简迈广告传媒有限公司 | Outdoor removal campaign vehicle with LED screen |
| CN206758057U (en) * | 2017-06-09 | 2017-12-15 | 国网山东省电力公司德州市陵城区供电公司 | A kind of human resource performance's Graphic Panel |
| CN107767844A (en) * | 2017-10-31 | 2018-03-06 | 广西带路科技有限公司 | A kind of guitar support frame |
| CN108032650A (en) * | 2017-12-13 | 2018-05-15 | 虎拜石科技（广州）有限公司 | A kind of vocational training assistant teaching aid |
| US20180310703A1 (en) * | 2017-04-27 | 2018-11-01 | John Hart Miller | Multi-panel folding tables and method |
| CN208819390U (en) * | 2018-05-28 | 2019-05-03 | 施利萍 | A kind of computer assisted instruction teaching equipment |
| CN110060569A (en) * | 2019-05-20 | 2019-07-26 | 江苏海事职业技术学院 | A kind of mobile dissemination of news device |
| TWM587467U (en) * | 2019-07-25 | 2019-12-11 | 捷隼科技有限公司 | Folding table stand |
-
2020
- 2020-03-18 CN CN202010189389.4A patent/CN111429762A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205541711U (en) * | 2016-02-25 | 2016-08-31 | 上海简迈广告传媒有限公司 | Outdoor removal campaign vehicle with LED screen |
| US20180310703A1 (en) * | 2017-04-27 | 2018-11-01 | John Hart Miller | Multi-panel folding tables and method |
| CN206758057U (en) * | 2017-06-09 | 2017-12-15 | 国网山东省电力公司德州市陵城区供电公司 | A kind of human resource performance's Graphic Panel |
| CN107767844A (en) * | 2017-10-31 | 2018-03-06 | 广西带路科技有限公司 | A kind of guitar support frame |
| CN108032650A (en) * | 2017-12-13 | 2018-05-15 | 虎拜石科技（广州）有限公司 | A kind of vocational training assistant teaching aid |
| CN208819390U (en) * | 2018-05-28 | 2019-05-03 | 施利萍 | A kind of computer assisted instruction teaching equipment |
| CN110060569A (en) * | 2019-05-20 | 2019-07-26 | 江苏海事职业技术学院 | A kind of mobile dissemination of news device |
| TWM587467U (en) * | 2019-07-25 | 2019-12-11 | 捷隼科技有限公司 | Folding table stand |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111754824A (en) * | 2020-07-30 | 2020-10-09 | 濮阳职业技术学院 | English writing training tool |
| CN113854759A (en) * | 2021-11-03 | 2021-12-31 | 童画控股有限公司 | Screen-throwing type intelligent education blackboard for drawing training |
| CN114617355A (en) * | 2022-03-28 | 2022-06-14 | 武昌理工学院 | Multi-functional english teaching equipment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111429762A (en) | Computer-aided education teaching equipment | |
| CN108172036A (en) | A kind of Chinese literature auxiliary teaching device | |
| CN206400796U (en) | The exhibiting device that financial Teaching reform is used | |
| CN212135734U (en) | Oral training device for English teaching | |
| CN113345278A (en) | English teaching is with english contest equipment that has enjoyment | |
| CN211653935U (en) | English teaching device convenient to memory | |
| CN210110106U (en) | Dress designing teaching platform | |
| CN208834570U (en) | A kind of English vertical tilting interactive teaching device | |
| CN209980540U (en) | Law teaching show support | |
| CN111022876A (en) | Multimedia exhibition item performance device | |
| CN203483064U (en) | Teaching desk | |
| CN206292993U (en) | Large-scale vertical showing stand is used in a kind of archaic Chinese teaching | |
| CN212933806U (en) | Economics teaching appurtenance of giving lessons | |
| CN210348834U (en) | Foreign chinese teaching presentation device with rotary mechanism | |
| CN209993161U (en) | Wen language translation contrast display device | |
| CN211519048U (en) | Whiteboard is used in teaching convenient to adjust | |
| CN208400346U (en) | Chinese literature teaching dedicated unit | |
| CN209135840U (en) | A kind of economic law teaching displaying rack supporting device | |
| CN220477254U (en) | Teaching removes frame | |
| CN220509578U (en) | Trigonometric function demonstration board | |
| CN212365213U (en) | Chinese vocabulary explanation display device | |
| CN214752283U (en) | English teaching aid convenient to remember word | |
| CN213211680U (en) | A frame is put to zither for zither teaching | |
| CN214016500U (en) | Teaching workbench | |
| CN114639281A (en) | Music teaching is with show learning device of easy operation |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200717 |
|
| RJ01 | Rejection of invention patent application after publication |