CN109377796A - A kind of teaching aid identifying Students ' Core attainment - Google Patents

A kind of teaching aid identifying Students ' Core attainment Download PDF

Info

Publication number
CN109377796A
CN109377796A CN201811250133.9A CN201811250133A CN109377796A CN 109377796 A CN109377796 A CN 109377796A CN 201811250133 A CN201811250133 A CN 201811250133A CN 109377796 A CN109377796 A CN 109377796A
Authority
CN
China
Prior art keywords
cabinet
teaching aid
display screen
platform
rotation axis
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
Application number
CN201811250133.9A
Other languages
Chinese (zh)
Inventor
张元平
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Anhui Transcend Future Education Technology Co Ltd
Original Assignee
Anhui Transcend Future Education Technology Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Anhui Transcend Future Education Technology Co Ltd filed Critical Anhui Transcend Future Education Technology Co Ltd
Priority to CN201811250133.9A priority Critical patent/CN109377796A/en
Publication of CN109377796A publication Critical patent/CN109377796A/en
Pending legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09BEDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
    • G09B5/00Electrically-operated educational appliances
    • G09B5/06Electrically-operated educational appliances with both visual and audible presentation of the material to be studied
    • G09B5/065Combinations of audio and video presentations, e.g. videotapes, videodiscs, television systems
    • B08B1/143
    • B08B1/30
    • B08B1/32
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B43WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43LARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
    • B43L21/00Blackboard or slate cleaning devices

Abstract

The invention discloses a kind of teaching aids for identifying Students ' Core attainment, including platform, cabinet and universal wheel, the mesa base is fixedly connected with cabinet, the bottom of box two sides are inlaid with universal wheel, platform upper surface side is inlaid with display screen groove, display screen inside grooves side is equipped with rotation axis, and the rotation axis top is fixedly connected with display screen.The present invention passes through setting wiper rolls, it is wiped convenient for dust of the people to platform surface, reduce labour, mini air conditioner adjusts the temperature inside classroom by jet pipe two, build good academic environment, fumigating machine can purify indoor environment by jet pipe one, play the role of humidifying depositing dust, it is convenient for the stretching, extension and folding of blackboard by electric telescopic rod and electric pushrod, the stretching, extension of electric pushrod is conveniently adjusted the height of blackboard, consequently facilitating the use of blackboard, facilitates the teaching of teacher, it imparts knowledge to students and uses convenient for indoor and outdoor, be suitble to be widely popularized and used.

Description

A kind of teaching aid identifying Students ' Core attainment
Technical field
The present invention relates to a kind of teaching aid, in particular to a kind of teaching aid for identifying Students ' Core attainment.
Background technique
The apparatus for enabling student to use when intuitively, visually understanding each appliances used in the content of courses and teachers' instruction General name.Teaching aid is referred to as.The learning interest of student can be improved in teaching aid, enriches perceptual knowledge, and help forms specific concept, develops The observation ability and thinking ability of student.Generally divide common teaching aid, special teaching aid, Teachig-aid for infant studying three classes.
But the general teaching aid for identifying Students ' Core attainment and not having dedusting function, teacher is for imparting knowledge to students It is not that very easily, general teaching aid does not simultaneously have the function of improving indoor environment, outdoor teaching is also not very just It is prompt.For this purpose, it is proposed that a kind of teaching aid for identifying Students ' Core attainment.
Summary of the invention
The main purpose of the present invention is to provide a kind of teaching aids for identifying Students ' Core attainment, are wiped by setting Roller wipes convenient for dust of the people to platform surface, reduces labour, and mini air conditioner is adjusted inside classroom by jet pipe two Temperature, build good academic environment, fumigating machine can purify indoor environment by jet pipe one, play the work of humidification depositing dust With by electric telescopic rod and electric pushrod convenient for the stretching, extension and folding of blackboard, the stretching, extension of electric pushrod is conveniently adjusted blackboard Highly, it consequently facilitating the use of blackboard, facilitates the teaching of teacher, is used convenient for indoor and outdoor teaching, can effectively solve background skill The problems in art.
To achieve the above object, the technical scheme adopted by the invention is as follows:
A kind of teaching aid identifying Students ' Core attainment, including platform, cabinet and universal wheel, the mesa base are fixed Cabinet is connected, the bottom of box two sides are inlaid with universal wheel, and platform upper surface side is inlaid with display screen groove, Display screen inside grooves side is equipped with rotation axis, and the rotation axis top is fixedly connected with display screen, the display location Inside rotation axis, iron groove bookshelf, iron groove bookshelf top two sides are installed in the platform upper surface other side Magnetic connection magnetic patch, described platform one end is equipped with wiper rolls.
Further, the platform interior two sides are equipped with sliding rail, and be slidably connected idler wheel on the sliding rail, the wiper rolls Both ends are fixedly connected with connecting rod, and described connecting rod one end is welded with idler wheel.
Further, one end is inlaid with fixed pin groove inside the rotation axis, and one end is equipped with outside the rotation axis Fixed pin, the fixed pin are clamped by fixed pin groove and rotation axis.
Further, jet pipe two being installed on the upside of the cabinet outer surface, two bottom of jet pipe is provided with jet pipe one, The box house side is welded with mini air conditioner, and the mini air conditioner is connect with jet pipe two, the mini air conditioner side setting There is fumigating machine, the fumigating machine and jet pipe one are interconnected.
Further, the cabinet wall side is inlaid with loudspeaker, and the loudspeaker is connect with display screen.
Further, side is welded with paper case outside the cabinet, and the cabinet wall side is equipped with heat emission fan.
Further, the box house bottom side is equipped with sliding slot, and the sliding slot inner wall is slidably connected pulley, the sliding slot Interior side is welded with electric telescopic rod, and described electric telescopic rod one end is fixedly connected with pulley.
Further, the pulley surface is welded with connecting column, and side is equipped with electric pushrod, the company outside the cabinet It connects column to be fixedly connected with electric pushrod, the electric pushrod upper one end is equipped with blackboard.
Compared with prior art, the invention has the following beneficial effects:
1. wiping by setting wiper rolls convenient for dust of the people to platform surface, labour is reduced, it is artificial to pull Wiper rolls, wiper rolls are connect by connecting rod with idler wheel, and idler wheel slides on the slide rail, convenient for wiping the dust of platform surface, are led to Setting fixed pin is crossed, display screen is enabled to rotate by rotation axis, is used convenient for people, fixed pin is risen by fixed pin groove To fixed effect, it is convenient for the fixation of books by magnetic patch, facilitates teacher convenient for teaching.
2. mini air conditioner adjusts the temperature inside classroom by jet pipe two, good academic environment is built, teaches room temperature Higher to can reduce room temperature, religion room temperature is lower to be able to ascend room temperature, and fumigating machine can be purified by jet pipe one Indoor environment plays the role of humidifying depositing dust, and loudspeaker can not only expand the sound of display screen, can also expand the sound of teacher Sound mitigates teacher's burden, convenient for the use of teaching.
3. being convenient for the stretching, extension and folding of blackboard by electric telescopic rod and electric pushrod, electric telescopic rod is stretched so that sliding Wheel slides on the chute, so that connecting column is detached from sliding slot, so that blackboard, far from cabinet, the stretching, extension of electric pushrod is conveniently adjusted black The height of plate uses consequently facilitating the use of blackboard, facilitates the teaching of teacher convenient for indoor and outdoor teaching.
Detailed description of the invention
Fig. 1 is a kind of overall structure diagram for the teaching aid for identifying Students ' Core attainment of the present invention.
Fig. 2 is a kind of rotation shaft structure schematic diagram for the teaching aid for identifying Students ' Core attainment of the present invention.
Fig. 3 is a kind of platform interior structural schematic diagram for the teaching aid for identifying Students ' Core attainment of the present invention.
Fig. 4 is a kind of box inner structure schematic diagram for the teaching aid for identifying Students ' Core attainment of the present invention.
Fig. 5 is a kind of box house underside structures schematic diagram for the teaching aid for identifying Students ' Core attainment of the present invention.
In figure: 1, platform;2, cabinet;3, universal wheel;4, magnetic patch;5, iron groove bookshelf;6, wiper rolls;7, connecting rod; 8, idler wheel;9, paper case;10, jet pipe one;11, display screen groove;12, display screen;13, rotation axis;14, jet pipe two;15, it amplifies Device;16, fixed pin groove;17, fixed pin;18, sliding rail;19, heat emission fan;20, mini air conditioner;21, fumigating machine;22, sliding slot; 23, pulley;24, connecting column;25, electric pushrod;26, blackboard;27, electric telescopic rod.
Specific embodiment
To be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, below with reference to Specific embodiment, the present invention is further explained.
Embodiment one
As shown in Figure 1-3, a kind of teaching aid for identifying Students ' Core attainment, including platform 1, cabinet 2 and universal wheel 3, 1 bottom of platform is fixedly connected with cabinet 2, and 2 two sides of the bottom of cabinet are inlaid with universal wheel 3,1 upper face of platform Side is inlaid with display screen groove 11, and 11 interior side of display screen groove is equipped with rotation axis 13, in the rotation axis 13 Portion is fixedly connected with display screen 12, and the display screen 12 is located inside rotation axis 13, and iron is installed in the 1 upper face other side of platform Matter groove bookshelf 5, the magnetic connection magnetic patch 4 in the 5 top two sides of iron groove bookshelf, described 1 one end of platform is equipped with wiper rolls 6, the 1 inside two sides of platform are equipped with sliding rail 18, and be slidably connected idler wheel 8 on the sliding rail 18, and 6 both ends of wiper rolls are solid Surely connecting rod 7 is connected, described 7 one end of connecting rod is welded with idler wheel 8, and described 13 inside one end of rotation axis is inlaid with fixed pin groove 16, described 13 outside one end of rotation axis is equipped with fixed pin 17, and the fixed pin 17 passes through fixed pin groove 16 and rotation axis 13 Clamping.
It by setting wiper rolls 6 in the present embodiment, is wiped convenient for dust of the people to 1 surface of platform, reduces labour Power enables to display screen 12 to rotate by rotation axis 13 by the way that fixed pin 17 is arranged.
Embodiment two
As shown in Figure 1 and Figure 4, jet pipe 2 14 is installed on the upside of 2 outer surface of cabinet, 2 14 bottom of jet pipe is set It is equipped with jet pipe 1,2 interior side of cabinet is welded with mini air conditioner 20, and the mini air conditioner 20 is connect with jet pipe 2 14, 20 side of mini air conditioner is provided with fumigating machine 21, and the fumigating machine 21 is interconnected with jet pipe 1,2 inner wall of cabinet Side is inlaid with loudspeaker 15, and the loudspeaker 15 is connect with display screen 12, and the 2 outside side of cabinet is welded with paper case 9, The 2 inner wall side of cabinet is equipped with heat emission fan 19.
Mini air conditioner 20 adjusts the temperature inside classroom by jet pipe 2 14 in the present embodiment, builds good study ring Border, fumigating machine 21 can purify indoor environment by jet pipe 1, play the role of humidifying depositing dust.
Embodiment three
As shown in figure 5, the 2 inside bottom side of cabinet is equipped with sliding slot 22,22 inner wall of sliding slot is slidably connected pulley 23, 22 interior side of sliding slot is welded with electric telescopic rod 27, and described 27 one end of electric telescopic rod is fixedly connected with pulley 23, described 23 surface of pulley is welded with connecting column 24, and the 2 outside side of cabinet is equipped with electric pushrod 25, and the connecting column 24 is pushed away with electronic Bar 25 is fixedly connected, and 25 upper one end of electric pushrod is equipped with blackboard 26.
It is convenient for the stretching, extension and folding of blackboard 26, electric pushrod in the present embodiment by electric telescopic rod 27 and electric pushrod 25 25 stretching, extension is conveniently adjusted the height of blackboard 26, consequently facilitating the use of blackboard 26, facilitates the teaching of teacher, convenient for indoor foreign teacher It learns and uses.
It should be noted that the present invention is a kind of teaching aid for identifying Students ' Core attainment, when work, equipment is connected Books are placed on iron groove bookshelf 5 in teaching by mobile power source or fixed power source, teacher, the fixed book page of magnetic patch 4, when making When playing video with display screen 12, the angle of display screen 12 is adjusted by rotation axis 13, fixed pin 17 passes through fixed pin groove 16 Playing the role of fixed display screen 12, wiper rolls 6 is connect by connecting rod 7 with idler wheel 8, and idler wheel 8 slides on sliding rail 18, thus Wiper rolls 6 is convenient for the dust on wiping 1 surface of platform, and paper case 9 delivers letters convenient for student's anonymity, tells about difficult thing or the heart Reason problem understands students psychology convenient for teacher, gives opinion, opens control mini air conditioner 20 and works, mini air conditioner 20 passes through spray Pipe 2 14 adjusts the temperature inside classroom, builds good academic environment, and fumigating machine 21 can be in clean room by jet pipe 1 Environment plays the role of humidifying depositing dust, and loudspeaker 15 can not only expand the sound of display screen 12, can also expand the sound of teacher Sound mitigates teacher's burden, and heat emission fan 19 plays the role of heat dissipation, and electric telescopic rod 27 is stretched so that pulley 23 is on sliding slot 22 Sliding, so that connecting column 24 is detached from sliding slot 22, so that blackboard 26, far from cabinet 2, the stretching, extension of electric pushrod 25 is conveniently adjusted black The height of plate 26 uses consequently facilitating the use of blackboard 26, facilitates the teaching of teacher convenient for indoor and outdoor teaching.
Platform 1 of the invention, cabinet 2, universal wheel 3, magnetic patch 4, iron groove bookshelf 5, wiper rolls 6, connecting rod 7, idler wheel 8, paper case 9, jet pipe 1, display screen groove 11, display screen 12, rotation axis 13, jet pipe 2 14, loudspeaker 15, fixed pin is recessed Slot 16, fixed pin 17, sliding rail 18, heat emission fan 19, mini air conditioner 20, fumigating machine 21, sliding slot 22, pulley 23, connecting column 24 are electronic Push rod 25, blackboard 26, electric telescopic rod 27, component are universal standard part or component as known to those skilled in the art, knot Structure and principle are all that this technology personnel can be learnt by technical manual or be known by routine experiment method, and the present invention is by setting Wiper rolls 6 is set, is wiped convenient for dust of the people to 1 surface of platform, labour is reduced, it is artificial to pull wiper rolls 6, wiper rolls 6 are connect by connecting rod 7 with idler wheel 8, and idler wheel 8 slides on sliding rail 18, convenient for wiping the dust on 1 surface of platform, pass through setting Fixed pin 17 enables to display screen 12 to rotate by rotation axis 13, uses convenient for people.
The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention.The technology of the industry Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this The principle of invention, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes Change and improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appended claims and its Equivalent thereof.

Claims (8)

1. a kind of teaching aid for identifying Students ' Core attainment, including platform (1), cabinet (2) and universal wheel (3), the platform (1) bottom is fixedly connected cabinet (2), and cabinet (2) two sides of the bottom are inlaid with universal wheel (3), it is characterised in that: described flat Platform (1) upper face side is inlaid with display screen groove (11), and display screen groove (11) interior side is equipped with rotation axis (13), rotation axis (13) top is fixedly connected display screen (12), and the display screen (12) is located at rotation axis (13) inside, institute Platform (1) upper face other side installation iron groove bookshelf (5) is stated, iron groove bookshelf (5) the top two sides are magnetic It connects magnetic patch (4), described platform (1) one end is equipped with wiper rolls (6).
2. a kind of teaching aid for identifying Students ' Core attainment according to claim 1, it is characterised in that: the platform (1) internal two sides are equipped with sliding rail (18), are slidably connected on the sliding rail (18) idler wheel (8), wiper rolls (6) both ends are solid Surely connecting rod (7) are connected, described connecting rod (7) one end is welded with idler wheel (8).
3. a kind of teaching aid for identifying Students ' Core attainment according to claim 1, it is characterised in that: the rotation axis (13) internal one end is inlaid with fixed pin groove (16), and the external one end of the rotation axis (13) is equipped with fixed pin (17), described Fixed pin (17) is clamped by fixed pin groove (16) and rotation axis (13).
4. a kind of teaching aid for identifying Students ' Core attainment according to claim 1, it is characterised in that: the cabinet (2) jet pipe two (14) is installed on the upside of outer surface, jet pipe two (14) bottom is provided with jet pipe one (10), the cabinet (2) interior side is welded with mini air conditioner (20), and the mini air conditioner (20) connect with jet pipe two (14), the mini air conditioner (20) side is provided with fumigating machine (21), and the fumigating machine (21) and jet pipe one (10) are interconnected.
5. a kind of teaching aid for identifying Students ' Core attainment according to claim 1, it is characterised in that: the cabinet (2) inner wall side is inlaid with loudspeaker (15), and the loudspeaker (15) connect with display screen (12).
6. a kind of teaching aid for identifying Students ' Core attainment according to claim 1, it is characterised in that: the cabinet (2) external side is welded with paper case (9), and cabinet (2) the inner wall side is equipped with heat emission fan (19).
7. a kind of teaching aid for identifying Students ' Core attainment according to claim 1, it is characterised in that: the cabinet (2) internal bottom side is equipped with sliding slot (22), and sliding slot (22) inner wall is slidably connected pulley (23), the sliding slot (22) internal one Side is welded with electric telescopic rod (27), and described electric telescopic rod (27) one end is fixedly connected with pulley (23).
8. a kind of teaching aid for identifying Students ' Core attainment according to claim 7, it is characterised in that: the pulley (23) surface is welded with connecting column (24), and the external side of the cabinet (2) is equipped with electric pushrod (25), the connecting column (24) with Electric pushrod (25) is fixedly connected, and electric pushrod (25) upper one end is equipped with blackboard (26).
CN201811250133.9A 2018-10-25 2018-10-25 A kind of teaching aid identifying Students ' Core attainment Pending CN109377796A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201811250133.9A CN109377796A (en) 2018-10-25 2018-10-25 A kind of teaching aid identifying Students ' Core attainment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201811250133.9A CN109377796A (en) 2018-10-25 2018-10-25 A kind of teaching aid identifying Students ' Core attainment

Publications (1)

Publication Number Publication Date
CN109377796A true CN109377796A (en) 2019-02-22

Family

ID=65401286

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201811250133.9A Pending CN109377796A (en) 2018-10-25 2018-10-25 A kind of teaching aid identifying Students ' Core attainment

Country Status (1)

Country Link
CN (1) CN109377796A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112863255A (en) * 2021-01-18 2021-05-28 李茂恩 VR (virtual reality) and medical teaching system based on 5G and using method thereof

Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10206932C1 (en) * 2002-02-14 2003-07-24 Hermann Schaffitzel Demonstration cabinet for natural science teaching has free space for reception of lifting forks of fork lift truck
CN204908457U (en) * 2015-07-28 2015-12-30 大连海洋大学 Special teaching lectern
CN105326220A (en) * 2015-11-30 2016-02-17 四川东山教学设备有限责任公司 Automatic storage desk with heating and humidifying function
CN105374236A (en) * 2015-12-02 2016-03-02 东北石油大学 Accounting teaching device
CN205125503U (en) * 2015-11-20 2016-04-06 江西白莲钢质制品有限公司 Portable multifunctional desk
CN205285531U (en) * 2015-12-09 2016-06-08 南阳医学高等专科学校 Chinese reading bookrack
CN205993917U (en) * 2016-06-28 2017-03-08 福州外语外贸学院 A kind of new lectern
CN206880405U (en) * 2017-02-08 2018-01-16 姜春雨 A kind of classroom Multifunctional-correcting sitting posture eye protective desk
CN207045001U (en) * 2017-04-17 2018-02-27 山东管理学院 A kind of Marketing Specialty Advertisement teaching apparatus
CN108143100A (en) * 2018-02-08 2018-06-12 杭州同筹网络科技有限公司 A kind of teaching equipment based on information technology
CN108644584A (en) * 2018-05-14 2018-10-12 广西千迷科技有限公司 A kind of Web-based instruction equipment with automatic dedusting function

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10206932C1 (en) * 2002-02-14 2003-07-24 Hermann Schaffitzel Demonstration cabinet for natural science teaching has free space for reception of lifting forks of fork lift truck
CN204908457U (en) * 2015-07-28 2015-12-30 大连海洋大学 Special teaching lectern
CN205125503U (en) * 2015-11-20 2016-04-06 江西白莲钢质制品有限公司 Portable multifunctional desk
CN105326220A (en) * 2015-11-30 2016-02-17 四川东山教学设备有限责任公司 Automatic storage desk with heating and humidifying function
CN105374236A (en) * 2015-12-02 2016-03-02 东北石油大学 Accounting teaching device
CN205285531U (en) * 2015-12-09 2016-06-08 南阳医学高等专科学校 Chinese reading bookrack
CN205993917U (en) * 2016-06-28 2017-03-08 福州外语外贸学院 A kind of new lectern
CN206880405U (en) * 2017-02-08 2018-01-16 姜春雨 A kind of classroom Multifunctional-correcting sitting posture eye protective desk
CN207045001U (en) * 2017-04-17 2018-02-27 山东管理学院 A kind of Marketing Specialty Advertisement teaching apparatus
CN108143100A (en) * 2018-02-08 2018-06-12 杭州同筹网络科技有限公司 A kind of teaching equipment based on information technology
CN108644584A (en) * 2018-05-14 2018-10-12 广西千迷科技有限公司 A kind of Web-based instruction equipment with automatic dedusting function

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112863255A (en) * 2021-01-18 2021-05-28 李茂恩 VR (virtual reality) and medical teaching system based on 5G and using method thereof

Similar Documents

Publication Publication Date Title
CN206594851U (en) The multimedia teaching apparatus that a kind of teaching of Chinese is used
CN204463500U (en) A kind of English teaching rotary display rack device
CN109377796A (en) A kind of teaching aid identifying Students ' Core attainment
CN209595076U (en) A kind of teaching aid has the book bracket of elevating function
CN109118836A (en) A kind of Web education teaching equipment
CN208706067U (en) A kind of Modeling Teaching of Mathematics can plot exhibits plate
CN209417983U (en) A kind of think of political affairs classroom auxiliary device
CN107123339A (en) A kind of English teaching wireless remote control Mobile Teaching frame
CN204432115U (en) A kind of Multifunctional mathematics teaching showing stand
CN206657507U (en) A kind of thought politics theory educational training system
CN206584621U (en) Mathematical education image cognition instrument
CN206421633U (en) A kind of English teaching assistant teaching aid
CN205943133U (en) Multi -lingual special teaching display device
CN204132738U (en) Art teaching servicing unit
CN209514927U (en) A kind of easy-to-mount real training instrument of cloud computing platform teaching
CN206388347U (en) A kind of mobile multimedia classroom instruction device
CN208922520U (en) A kind of Political Education of College Students interactive device
CN204348103U (en) Computer teaching servicing unit
CN207799930U (en) A kind of Language Teaching of Senior High School interaction display device
CN209460958U (en) A kind of Novel movable multimedia teaching apparatus
CN214896985U (en) Novel wisdom classroom system
CN204708274U (en) Advertisement teaching servicing unit
CN205003875U (en) Demonstrating board is used in chinese teaching
CN214175316U (en) A action demonstration teaching aid for sports teaching
CN211431524U (en) Teacher's desk for business administration

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
RJ01 Rejection of invention patent application after publication

Application publication date: 20190222