CN112393093A - Computer device is used in english teaching - Google Patents
Computer device is used in english teaching Download PDFInfo
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- CN112393093A CN112393093A CN202011389740.0A CN202011389740A CN112393093A CN 112393093 A CN112393093 A CN 112393093A CN 202011389740 A CN202011389740 A CN 202011389740A CN 112393093 A CN112393093 A CN 112393093A
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- 238000009434 installation Methods 0.000 claims description 10
- 230000000694 effects Effects 0.000 claims description 7
- 230000037431 insertion Effects 0.000 claims 1
- 238000003780 insertion Methods 0.000 claims 1
- 238000013519 translation Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001149 cognitive effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000004069 differentiation Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 230000006386 memory function Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
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Classifications
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- 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
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- 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
- F16M11/043—Allowing translations
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- 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
- F16M11/20—Undercarriages with or without wheels
- F16M11/24—Undercarriages with or without wheels changeable in height or length of legs, also for transport only, e.g. by means of tubes screwed into each other
- F16M11/26—Undercarriages with or without wheels changeable in height or length of legs, also for transport only, e.g. by means of tubes screwed into each other by telescoping, with or without folding
- F16M11/28—Undercarriages for supports with one single telescoping pillar
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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
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Business, Economics & Management (AREA)
- Physics & Mathematics (AREA)
- Educational Administration (AREA)
- Educational Technology (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Electrically Operated Instructional Devices (AREA)
Abstract
The invention relates to the technical field of English teaching equipment, and discloses a computer device for English teaching, which comprises a weight box, wherein a fixed column is installed at the head of the upper end of the weight box, the top end of the fixed column is connected with a telescopic column through a fixed spring, adjusting cavities are installed at two sides of the lower end of the telescopic column, an adjusting column is arranged on the horizontal position of the middle part of the adjusting cavity in a sliding mode, an adjusting plate is installed at one end, close to the fixed column, of the adjusting column, an inserting column is installed at one end, close to the fixed column, of the adjusting plate, the inserting column is inserted into inserting holes formed in two sides of the fixed column, a fixed frame is installed at the top end of the telescopic column, a computer fixed screen is installed at the front end of the fixed frame, a guide column is installed on the. The height of the telescopic column can be quickly adjusted, the teaching and learning requirements of students are met, and the translation and original text comparison requirements during English teaching are met.
Description
Technical Field
The invention relates to the technical field of English teaching equipment, in particular to a computer device for English teaching.
Background
English teaching refers to the process of teaching english to persons whose english language is or is not the first language. English teaching relates to many professional theoretical knowledge, including linguistics, second language acquisition, glossaries, sentence syntactics, literature, corpus theory, cognitive psychology, etc. English teaching is a progressive process, and English learning is crucial today in globalization and rapid development, whether for people who have English in the first language or not.
The computer device is a device used for consulting and teaching in English teaching, is an electronic computer used for high-speed calculation, can perform numerical calculation and logic calculation, has a memory function, is modern intelligent electronic equipment capable of automatically processing mass data at high speed according to program operation, is universally used in various lives, and is more suitable for common computer devices in use.
In the traditional english teaching, most of the teaching is carried out in classrooms, teachers show teaching on blackboards, and the situation that students in the back row cannot see the blackboards clearly due to the large classrooms is likely to occur, so that the study of the students in the back row is very unfavorable, equal teaching opportunities cannot be obtained, the two-stage differentiation of the learning scores of the students in the front and the back is caused, and the students in the back row are not favorable, therefore, the prior art discloses a computer device for english teaching, which comprises a computer device main body and a base, wherein the base is positioned below the computer device main body, a display screen is embedded in the front surface of the computer device main body, a power switch is fixedly arranged below the display screen on the front surface of the computer device main body, a mounting plate and an exhaust port are fixedly arranged on the rear surface of the computer device main body, and the exhaust port, although the device can realize adjusting from top to bottom to the height of english teaching computer device to a certain extent, the regulative mode is comparatively difficult, and a single computer display screen can not satisfy the needs of daily english teaching simultaneously, consequently, still needs further improvement.
Disclosure of Invention
The present invention is directed to a computer device for english teaching to solve the above problems.
In order to achieve the purpose, the invention provides the following technical scheme:
a computer device for English teaching comprises a weight box, wherein a fixed column is installed at the head of the upper end of the weight box, a telescopic column is connected to the top end of the fixed column through a fixed spring, adjusting cavities are installed on two sides of the lower end of the telescopic column, an adjusting column is slidably arranged on the horizontal position of the middle part of the adjusting cavity, an adjusting plate is installed at one end, close to the fixed column, of the adjusting column, an inserting column is installed at one end, close to the fixed column, of the adjusting plate, the inserting column is inserted into inserting holes formed in two sides of the fixed column, a fixed frame is installed at the top end of the telescopic column, a computer fixed screen is installed at the front end of the fixed frame, a guide column is installed on the left horizontal direction of the inner wall of the fixed frame, a guide block is slidably arranged in the middle part of the guide column, a guide ball is, and a limiting sleeve is arranged on the right side of the guide groove, and a limiting column is arranged inside the limiting sleeve.
As a further scheme of the invention: and walking wheels are arranged at four corners of the lower end of the weight box and are universal self-locking wheels.
As a further scheme of the invention: one end of the adjusting column, which is far away from the fixed column, penetrates through the adjusting cavity and is connected with an adjusting ring.
As a further scheme of the invention: and a baffle is arranged at the right end of the guide post.
As a further scheme of the invention: the right end of the movable frame is provided with a blocking frame, and the blocking frame is provided with a pull ring.
As a further scheme of the invention: and a limiting plate is arranged at the bottom of the limiting column, and a limiting spring is arranged between the upper end of the limiting plate and the bottom of the fixed frame.
As a further scheme of the invention: and a guide spring is sleeved on the outer side of the guide column between the guide block and the fixed frame.
As a further scheme of the invention: the plug holes are uniformly arranged along the two sides of the fixing column from top to bottom.
As a further scheme of the invention: and an adjusting spring is sleeved on the adjusting column between the adjusting plate and the outer side of the adjusting cavity.
As a still further scheme of the invention: the computer movable screen and the computer fixed screen are respectively connected with a computer host.
Compared with the prior art, the invention has the beneficial effects that:
the utility model provides a computer device is used in english teaching, rational in infrastructure, the modern design through the regulation chamber that is equipped with and mutually support between the fixed column, has realized having satisfied student's teaching study needs to the swift regulation of flexible post height, sets up computer activity screen and computer fixed screen simultaneously, translation and the needs of original text contrast when can satisfying english teaching, and the practicality is strong, and the reliability is high.
Drawings
Fig. 1 is a schematic structural diagram of a computer device for english teaching.
Fig. 2 is a partially enlarged structural diagram of a in fig. 1.
Fig. 3 is a schematic view of a fitting structure of a computer movable screen and a computer fixed screen in a computer device for english teaching.
In the figure: 1-weight box, 2-fixed column, 3-telescopic column, 4-adjusting cavity, 5-adjusting column, 6-adjusting ring, 7-plug hole, 8-fixed spring, 9-adjusting spring, 10-adjusting plate, 11-fixed frame, 12-guide column, 13-baffle, 14-guide block, 15-guide spring, 16-guide ball, 17-guide groove, 18-movable frame, 19-computer movable screen, 20-pull ring, 21-baffle frame, 22-limit column, 23-limit sleeve, 24-limit spring, 25-limit plate, 26-plug column, 27-walking wheel and 28-computer fixed screen.
Detailed Description
It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing and simplifying the description, but do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore are not to be construed as limiting the invention, and further, the terms "first", "second", etc., are used only for descriptive purposes and are not intended to indicate or imply relative importance or to implicitly indicate the number of technical features indicated, whereby the features defined as "first", "second", etc., may explicitly or implicitly include one or more of such features, in the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; the two elements may be directly connected or indirectly connected through an intermediate medium, and the two elements may be communicated with each other, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art through specific situations.
The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.
Example 1
Referring to fig. 1 to 3, in the embodiment of the invention, a computer device for english teaching comprises a weight box 1, walking wheels 27 are installed at four corners of the lower end of the weight box 1, the walking wheels 27 are universal self-locking wheels for moving and fixing the whole device and ensuring the maneuvering performance of the device, a fixed column 2 is installed at the main part of the upper end of the weight box 1, a telescopic column 3 is connected to the top end of the fixed column 2 through a fixed spring 8, adjusting cavities 4 are installed at two sides of the lower end of the telescopic column 3, an adjusting column 5 is slidably arranged at the horizontal position of the middle part of the adjusting cavity 4, one end of the adjusting column 5 far away from the fixed column 2 penetrates through the adjusting cavity 4 to be connected with an adjusting ring 6, an adjusting plate 10 is installed at one end of the adjusting column 5 close to the fixed column 2, an inserting column 26 is installed at one end of the adjusting plate 10 close to the fixed column 2, the inserting, the fixing function of the position after the height adjustment is ensured, the inserting holes 7 are uniformly arranged up and down along two sides of the fixed column 2, the limit requirements of different heights are met, the fixed frame 11 is installed at the top end of the telescopic column 3, the computer fixed screen 28 is installed at the front end of the fixed frame 11, the guide column 12 is installed on the left side of the inner wall of the fixed frame 11 in the horizontal direction, the baffle 13 is installed at the right end of the guide column 12, the guide block 14 is arranged in the middle of the guide column 12 in a sliding mode, the guide spring 15 is sleeved on the outer side of the guide column 12 between the guide block 14 and the fixed frame 11 and used for ensuring the position stabilizing effect when the guide block 14 moves left and right along the guide column 12 and avoiding the shaking, the guide ball 16 is installed at the lower end of the guide block 14, the guide ball 16 is arranged on the guide groove 17 at the bottom end inside the fixed frame 11 in a, frame 21 is kept off in the installation of 18 right-hand members of movable frame, keeps off installation pull ring 20 on the frame 21, has made things convenient for the teaching mr can swiftly keep off frame 21 with the pulling and remove, 18 front end installation computer activity screens 19 of movable frame, 17 right side installation stop sleeve 23 of guide way, the spacing post 22 of 23 internally mounted of stop sleeve, spacing post 22 bottom installation limiting plate 25, spacing spring 24 of installation between limiting plate 25 upper end and the fixed frame 11 bottom has ensured spacing post 22 up joint limiting displacement, computer activity screen 19 and computer fixed screen 28 are connected with the computer host computer respectively.
Example 2
In another embodiment of the invention, the computer device for English teaching comprises a weight box 1, walking wheels 27 are arranged at four corners of the lower end of the weight box 1, the walking wheels 27 are universal self-locking wheels, a fixed column 2 is arranged at the head of the upper end of the weight box 1, the top end of the fixed column 2 is connected with a telescopic column 3 through a fixed spring 8, adjusting cavities 4 are arranged at two sides of the lower end of the telescopic column 3, an adjusting column 5 is arranged on the horizontal position of the middle part of the adjusting cavity 4 in a sliding manner, one end of the adjusting column 5, far away from the fixed column 2, penetrates through the adjusting cavity 4 to be connected with an adjusting ring 6, an adjusting plate 10 is arranged at one end of the adjusting column 5, close to the fixed column 2, an inserting column 26 is arranged at one end of the adjusting plate 10, close to the fixed column 2, the inserting column 26 is inserted, a computer fixed screen 28 is installed at the front end of a fixed frame 11, a guide post 12 is installed on the left side of the inner wall of the fixed frame 11 in the horizontal direction, a baffle 13 is installed at the right end of the guide post 12, a guide block 14 is arranged in the middle of the guide post 12 in a sliding manner, a guide spring 15 is sleeved outside the guide post 12 between the guide block 14 and the fixed frame 11, a guide ball 16 is installed at the lower end of the guide block 14, the guide ball 16 is arranged on a guide groove 17 at the bottom end inside the fixed frame 11 in a sliding manner, a movable frame 18 is installed at the upper end of the guide block 14, a stop frame 21 is installed at the right end of the movable frame 18, a pull ring 20 is installed on the stop frame 21, a computer movable screen 19 is installed at the front end of the movable frame 18, a limit sleeve 23 is installed at the right side of the guide groove 17, a limit post 22 is installed inside the, the computer movable screen 19 and the computer fixed screen 28 are respectively connected with a computer host, and the difference between the embodiment and the embodiment is that the adjusting spring 9 is sleeved on the adjusting column 5 between the adjusting plate 10 and the outer side of the adjusting cavity 4, so that the inserting column 26 can be effectively inserted into the inserting hole 7, and the clamping effect is realized.
In the invention, when the teaching device works, firstly, the whole device is moved to an area needing teaching through the travelling wheel 27, then the adjusting ring 6 is pulled to enable the adjusting column 5 to drive the inserting column 26 to move towards the outer side, further the inserting column 26 is inserted into the inserting hole 7, the effective fixing of the upper and lower heights of the telescopic column 3 and the fixed column 2 is realized, the watching requirement of the fixed frame 11 is met, then the limiting plate 25 is pulled downwards to enable the limiting column 22 to move downwards, simultaneously, the movable frame 11 is moved to the rightmost side of the guiding column 12 under the matching of the guiding wheel 16 and the guiding block 14, then the limiting plate 25 is returned, the guiding wheel 16 is clamped between the limiting column 22 and the left side of the baffle 13, the position fixing of the computer movable screen 19 is ensured, a teacher selects one computer screen to carry out original text teaching, and the other computer screen to carry out translation and other blackboard writing operations, the whole process is fast and convenient. The height adjusting device is reasonable in structure and novel in design, the height of the telescopic column 3 can be quickly adjusted through the mutual matching of the adjusting cavity 4 and the fixed column 2, the teaching and learning requirements of students are met, meanwhile, the movable computer screen 19 and the fixed computer screen 28 are arranged, the translation and original text comparison requirements during English teaching can be met, and the height adjusting device is high in practicability and reliability.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (10)
1. A computer device for English teaching comprises a weight box (1), wherein a fixing column (2) is installed at the head of the upper end of the weight box (1), and is characterized in that the top end of the fixing column (2) is connected with a telescopic column (3) through a fixing spring (8), adjusting cavities (4) are installed on two sides of the lower end of the telescopic column (3), an adjusting column (5) is arranged on the horizontal position of the middle portion of each adjusting cavity (4) in a sliding mode, an adjusting plate (10) is installed at one end, close to the fixing column (2), of each adjusting plate (10), an inserting column (26) is installed at one end, close to the fixing column (2), of each inserting column (26) is inserted into inserting holes (7) formed in two sides of the fixing column (2), a fixing frame (11) is installed at the top end of the telescopic column (3), a computer fixing screen (28) is installed at the front end of the, guide post (12) middle part is slided and is provided with guide block (14), and guide block (14) lower extreme installation guide ball (16), guide ball (16) slide to set up on guide way (17) that are located fixed frame (11) inside bottom, guide block (14) upper end installation activity frame (18), activity frame (18) front end installation computer activity screen (19), guide way (17) right side installation stop sleeve (23), stop sleeve (23) internally mounted stop post (22).
2. The computer device for English teaching of claim 1, wherein the four corners of the lower end of the weight box (1) are provided with road wheels (27), and the road wheels (27) are universal self-locking wheels.
3. Computer device for english teaching according to claim 1 or 2, characterized in that the adjusting ring (6) is connected to the end of the adjusting column (5) remote from the fixed column (2) through the adjusting chamber (4).
4. A computer device for english teaching according to claim 3, wherein the right end of the guide post (12) is provided with a baffle (13).
5. The computer device for English teaching of claim 1, wherein the right end of the movable frame (18) is provided with a stop frame (21), and the stop frame (21) is provided with a pull ring (20).
6. The computer device for English teaching of claim 1, wherein a limiting plate (25) is installed at the bottom of the limiting column (22), and a limiting spring (24) is installed between the upper end of the limiting plate (25) and the bottom of the fixing frame (11).
7. Computer device for english teaching according to claim 1, characterized in that the guide spring (15) is sleeved on the outside of the guide post (12) between the guide block (14) and the fixed frame (11).
8. The computer device for English teaching of claim 7, wherein the insertion holes (7) are uniformly arranged up and down along two sides of the fixing post (2).
9. The computer device for English teaching of claim 8, wherein the adjusting spring (9) is sleeved on the adjusting column (5) between the adjusting plate (10) and the outer side of the adjusting cavity (4).
10. The computer device for english teaching according to claim 1, wherein the computer movable screen (19) and the computer fixed screen (28) are connected to a host computer respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011389740.0A CN112393093A (en) | 2020-12-01 | 2020-12-01 | Computer device is used in english teaching |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011389740.0A CN112393093A (en) | 2020-12-01 | 2020-12-01 | Computer device is used in english teaching |
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| Publication Number | Publication Date |
|---|---|
| CN112393093A true CN112393093A (en) | 2021-02-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011389740.0A Pending CN112393093A (en) | 2020-12-01 | 2020-12-01 | Computer device is used in english teaching |
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| Country | Link |
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| CN (1) | CN112393093A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2960079A3 (en) * | 2010-05-17 | 2011-11-18 | Diaz Alise Anne Odette | Ergonomic and computing device for e.g. displaying pages containing literary or musical text on touch screens for e.g. subject in private or public period, has interactive pen allowing to erase or write text and to draw on screen |
| CN206541493U (en) * | 2017-02-09 | 2017-10-03 | 西安培华学院 | A kind of portable English teaching displaying apparatus |
| CN208348885U (en) * | 2018-05-25 | 2019-01-08 | 江苏食品药品职业技术学院 | A kind of pull rod lift Russian Reading display register device |
| CN208819439U (en) * | 2018-07-03 | 2019-05-03 | 佳木斯大学 | A kind of multi-modal English teaching device for English teaching |
| CN209657519U (en) * | 2019-01-25 | 2019-11-19 | 陕西学前师范学院 | A kind of extensive online teaching electrical screen displaying mechanism |
| CN209991161U (en) * | 2019-05-05 | 2020-01-24 | 彭飞 | Computer interactive teaching device |
| CN111249626A (en) * | 2020-02-17 | 2020-06-09 | 汤优 | Infrared thermotherapy device for bone joint |
| CN111640336A (en) * | 2020-07-10 | 2020-09-08 | 淄博职业学院 | Psychology teaching auxiliary device |
| CN211718813U (en) * | 2020-03-11 | 2020-10-20 | 闫哲琛 | Auxiliary supporting device for computer display card |
-
2020
- 2020-12-01 CN CN202011389740.0A patent/CN112393093A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2960079A3 (en) * | 2010-05-17 | 2011-11-18 | Diaz Alise Anne Odette | Ergonomic and computing device for e.g. displaying pages containing literary or musical text on touch screens for e.g. subject in private or public period, has interactive pen allowing to erase or write text and to draw on screen |
| CN206541493U (en) * | 2017-02-09 | 2017-10-03 | 西安培华学院 | A kind of portable English teaching displaying apparatus |
| CN208348885U (en) * | 2018-05-25 | 2019-01-08 | 江苏食品药品职业技术学院 | A kind of pull rod lift Russian Reading display register device |
| CN208819439U (en) * | 2018-07-03 | 2019-05-03 | 佳木斯大学 | A kind of multi-modal English teaching device for English teaching |
| CN209657519U (en) * | 2019-01-25 | 2019-11-19 | 陕西学前师范学院 | A kind of extensive online teaching electrical screen displaying mechanism |
| CN209991161U (en) * | 2019-05-05 | 2020-01-24 | 彭飞 | Computer interactive teaching device |
| CN111249626A (en) * | 2020-02-17 | 2020-06-09 | 汤优 | Infrared thermotherapy device for bone joint |
| CN211718813U (en) * | 2020-03-11 | 2020-10-20 | 闫哲琛 | Auxiliary supporting device for computer display card |
| CN111640336A (en) * | 2020-07-10 | 2020-09-08 | 淄博职业学院 | Psychology teaching auxiliary device |
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Application publication date: 20210223 |
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