CN206249675U - A kind of new education technology exhibiting device - Google Patents

A kind of new education technology exhibiting device Download PDF

Info

Publication number
CN206249675U
CN206249675U CN201621312019.0U CN201621312019U CN206249675U CN 206249675 U CN206249675 U CN 206249675U CN 201621312019 U CN201621312019 U CN 201621312019U CN 206249675 U CN206249675 U CN 206249675U
Authority
CN
China
Prior art keywords
exhibiting device
support
graphic panel
wheel
spool
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.)
Expired - Fee Related
Application number
CN201621312019.0U
Other languages
Chinese (zh)
Inventor
孙旭涛
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.)
Xuchang University
Original Assignee
Xuchang University
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 Xuchang University filed Critical Xuchang University
Priority to CN201621312019.0U priority Critical patent/CN206249675U/en
Application granted granted Critical
Publication of CN206249675U publication Critical patent/CN206249675U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Landscapes

  • Toys (AREA)

Abstract

The utility model discloses a kind of new education technology exhibiting device, a kind of exhibiting device is related generally to.Including exhibition stand, the exhibition stand is provided with Graphic Panel and places plate, the placement plate is provided with spool figure, the Graphic Panel is provided with exhibiting device, and the exhibiting device includes display stand, fifth wheel, becket bridle, stretch cord, gear shaft and fixing groove, and the fifth wheel is adapted with spool figure two ends, the fifth wheel is provided with grooving, the grooving bottom is provided with sling, and described stretch cord one end is connected with becket bridle, and the stretch cord other end is connected with sling.The beneficial effects of the utility model are:The problems such as the utility model solves inconvenience, the waste hours of instruction that this education skill of picture and text combining with teaching exists in use, this education skill of picture and text combining with teaching is set effectively to be used and promoted, improve the learning interest of student, learning efficiency is substantially increased, student is more fallen in love with study.

Description

A kind of new education technology exhibiting device
Technical field
The utility model is related to a kind of exhibiting device, specifically a kind of new education technology exhibiting device.
Background technology
Education Technology is the important achievement of modern educational science development, and education skill participates in course of education, is to education The optimization lifting of procedure schema so that the organization order of course of education has more logic, system optimization analysis and treatment education, religion The thinking of knowledge topic, increases the learning interest of student in course of education, improve learning efficiency, and student is more willing to study.
Current some education skills, educational method are difficult to improve the learning interest of student, and teacher educates to student During students' union feel dry as dust, learning efficiency is low.Teacher can be aware that problems, be taught only by oral account Learn or demonstrated on blackboard, tell about the learning interest for being difficult lifting student, and give lessons and can make using the mode that picture and text are combined The learning interest of student is improved a lot, and learning efficiency also has greatly improved, but the outstanding of drawing is carried out during giving lessons Extension, folding and unfolding process are troublesome, waste many class periods, and a class to get off often given lessons with figure using more than ten Paper, and sometimes must two to three drawings be combined and could complete to tell about a knowledge point.So, due to picture and text knot Conjunction is given lessons and has many inconvenience, and has serious waste to the class period, and teacher has to give up this can improve student Learning interest, the educational mode for improving learning efficiency, so being badly in need of a kind of education skill suitable for picture and text combining with teaching at present Exhibiting device makes this education skill of picture and text combining with teaching effectively be used and promoted, improve students ' interest of study and Learning efficiency.
Utility model content
The purpose of this utility model is to provide a kind of new education technology exhibiting device, and it solves picture and text combining with teaching The problems such as inconvenience, waste hours of instruction that this education skill exists in use, make picture and text combining with teaching this Education skill is effectively used and promoted, and improves the learning interest of student, substantially increases learning efficiency, makes student more Plus fall in love with study.
The utility model to achieve the above object, is achieved through the following technical solutions:
A kind of new education technology exhibiting device, including exhibition stand, the exhibition stand include first support and second Support, the first support top is hinged with second support top, and the first support is provided with Graphic Panel, the second support Placement plate is provided with, the placement plate is provided with placement rack, and the placement rack is provided with spool figure, and the spool figure includes figure Paper, center spool and adjustment axis, described drawing one end are arranged on center spool, and the drawing other end is provided with clip, institute State center spool two ends and be provided with spring cavity, adjustable spring is provided with the spring cavity, described adjustment axis one end is arranged at spring cavity Interior and with adjustable spring outer end is connected, and the other end of the adjustment axis is provided with tooth connection, and the Graphic Panel is provided with displaying dress Put, the exhibiting device includes display stand, fifth wheel, becket bridle, stretch cord, gear shaft and fixing groove, the display stand is provided with company Spindle, the fifth wheel is bonded with connecting shaft and connects, and the fifth wheel is provided with the dowel being adapted with tooth connection, the connection Tooth and dowel grafting, the fifth wheel are provided with grooving, and the grooving bottom is provided with sling, described stretch cord one end and becket bridle Connection, the stretch cord other end is connected with sling, and the gap being adapted with clip is left between the gear shaft and Graphic Panel, The fixing groove is engaged with clip.
The first support bottom is provided with head rod, the second support bottom and placement plate with Graphic Panel junction Junction is provided with the second connecting rod, and static line is provided between the head rod and the second connecting rod.
The placement rack is distributed on plate is placed along rectangular array.
The fixing groove is arranged on Graphic Panel bottom, and is distributed along rectangular array on Graphic Panel.
The Graphic Panel is magnetic white blackboard.
The Graphic Panel and first support clamping, the placement plate and second support clamping.
The frame bottom is provided with universal wheel.
Prior art is contrasted, the beneficial effects of the utility model are:
1st, set by setting Graphic Panel in first support, in second support and place plate, placement plate is provided with multiple and puts Seat is put, multiple spool figures can be placed on placement rack, exhibiting device is set on Graphic Panel, the fifth wheel on exhibiting device can be with Adjustment axis on spool figure are adapted, and fifth wheel can be rotated along connecting shaft, and then drive adjustment axis to rotate, when will roll up After axle figure is placed on fifth wheel, then the clip on first spool figure pulls down through the gap gear shaft and Graphic Panel Dynamic clip comes up to drawing spread apart, then by clip and fixing groove clamping, during clip is pulled, and stretch cord Can constantly be extended along grooving;Clip is taken out from fixing groove after drawing is finished, stretch cord can be along grooving not Shunk again disconnectedly, fifth wheel will be rotated backward in the presence of stretch cord convergent force, and then completion is collected to drawing Work, during collecting, when clip is contacted with gear shaft, gear shaft can give clip certain cushion effect, make clip slow By the gap between gear shaft and Graphic Panel, prevent because stretch cord convergent force is too big, when drawing collects process to be finished, will Drawing is damaged.Exhibiting device is also provided with multiple on Graphic Panel, this ensures that showing multiple drawings simultaneously.So The problems such as solving inconvenience, the waste hours of instruction that this education skill of picture and text combining with teaching exists in use, This education skill of picture and text combining with teaching is effectively used and is promoted, improve the learning interest of student, greatly improve Learning efficiency, makes the student more fall in love with study.
2nd, static line is set by between head rod and the second connecting rod, first support and second support can be made It is fixed after separating certain angle.
3rd, it is distributed along rectangular array on plate is placed by by placement rack, not only seems attractive in appearance, and can place many Individual standby spool figure, when using any one spool figure, so that it may remove corresponding spool figure, be put into exhibiting device enterprising Row displaying is used.
4th, Graphic Panel bottom is arranged on by by fixing groove, when the spool figure that will be connected with fifth wheel launches, Neng Goubao Card clip is adapted with fixing groove, is easy to fix drawing;It is distributed along rectangular array on Graphic Panel by by fixing groove, can Exhibiting device is adapted to the drawing of different length, and then the drawing of different length is fixed for showing.
5th, magnetic white blackboard is set to by by Graphic Panel, teacher can be made to write weight on Graphic Panel during giving lessons Point content, more easily realizes picture and text combining with teaching.
6th, by setting Graphic Panel and first support clamping, plate and second support clamping are placed, can be easily to device Carry out disassembly and assembly.
7th, universal wheel is set by frame bottom, more laborsaving, easily device can be carried out according to actual needs It is mobile.
Brief description of the drawings
Accompanying drawing 1 is the utility model structural representation.
Accompanying drawing 2 is that spool figure is placing the distribution schematic diagram of plate in the utility model.
Accompanying drawing 3 is display stand structural representation in the utility model.
Accompanying drawing 4 is fifth wheel structural representation in the utility model.
Accompanying drawing 5 is adjustment axis structural representation in the utility model.
Accompanying drawing 6 is adjustment axis and center spool connected mode structural representation in the utility model.
Label shown in accompanying drawing:
1st, first support;2nd, second support;3rd, Graphic Panel;4th, plate is placed;5th, placement rack;6th, spool figure;7th, center spool; 8th, adjustment axis;9th, clip;10th, spring cavity;11st, adjustable spring;12nd, tooth connection;13rd, display stand;14th, fifth wheel;15th, restrict Ring;16th, stretch cord;17th, gear shaft;18th, fixing groove;19th, connecting shaft;20th, dowel;21st, grooving;22nd, sling;23rd, first connects Extension bar;24th, the second connecting rod;25th, static line;26th, universal wheel.
Specific embodiment
With reference to specific embodiment, the utility model is expanded on further.It should be understood that these embodiments are merely to illustrate The utility model rather than limitation scope of the present utility model.In addition, it is to be understood that reading in the utility model instruction After appearance, those skilled in the art can make various changes or modifications to the utility model, and these equivalent form of values equally fall within this Application limited range.
Described in the utility model is a kind of new education technology exhibiting device, and agent structure includes exhibition stand, displaying branch Frame is used for supporting whole device.The exhibition stand includes first support 1 and second support 2, the top of the first support 1 and the The top of two support 2 is hinged, and is hinged with second support 2 by setting first support 1, can freely adjust first as needed Angle between support 1 and second support 2, better adapts to teaching, while also allowing for carrying out folding and unfolding to device.Described first Frame 1 is provided with Graphic Panel 3, and Graphic Panel 3 is used to show geography teaching map paper.The second support 2 is provided with placement plate 4, described to put Put plate 4 and be provided with placement rack 5, the placement rack 5 is provided with spool Fig. 6, described spool Fig. 6 includes drawing, center spool 7 and tune Nodal axisn 8, described drawing one end is arranged on center spool 7, and the drawing other end is provided with clip 9, by setting clip 9, when drawing spread apart comes, it is easy to fix drawing.The two ends of the center spool 7 are provided with spring cavity 10, in the spring cavity 10 Adjustable spring 11 is provided with, the one end of the adjustment axis 8 is arranged in spring cavity 10 and is connected with the outer end of adjustable spring 11, the tune The other end of nodal axisn 8 is provided with tooth connection 12, and by setting spring cavity 10 and adjustable spring 11, adjustment axis 8 can be freely in bullet Stretching motion in spring chamber 10, the Graphic Panel 3 is provided with exhibiting device, the exhibiting device include display stand 13, fifth wheel 14, Becket bridle 15, stretch cord 16, gear shaft 17 and fixing groove 18, the display stand 13 are provided with connecting shaft 19, the fifth wheel 14 and company Spindle 19 is bonded and connects, the fifth wheel 14 be provided with tooth connection 12 be adapted dowel 20, the tooth connection 12 be connected The grafting of muscle 20, due to adjustment axis 8 can the free stretching motion in spring cavity 10, when spool Fig. 6 is placed into fifth wheel 14 When upper, by pressing adjustment axis 8, adjustment axis 8 were made to be retracted in spring cavity 10, after tooth connection 12 and dowel 20 are coordinated, then will Adjustment axis 8 are ejected, and then complete the placement to spool Fig. 6, when needing to remove spool Fig. 6, by pressing adjustment axis 8, make tune In the indentation spring cavity 10 of nodal axisn 8, then spool Fig. 6 is removed.The fifth wheel 14 is provided with grooving 21, and grooving 21 is used for Place stretch cord 16.The bottom of the grooving 21 is provided with sling 22, and the one end of the stretch cord 16 is connected with becket bridle 15, the elastic force 16 other ends of restricting are connected with sling 22, are connected with becket bridle 15 by setting the one end of stretch cord 16, the other end of stretch cord 16 and sling 22 connections, are this ensures that thered when spool Fig. 6 spread aparts are come, and fifth wheel 14 can be rotated and then, and stretch cord 16 also can be along Grooving 21 constantly extends, and when spool Fig. 6 is packed up, stretch cord 16 can shrink along grooving 21, and then make fifth wheel 14 anti- To rotation, so as to complete to collect work to the automatic of spool Fig. 6.Left between the gear shaft 17 and Graphic Panel 3 and the phase of clip 9 The gap of adaptation, by leaving the gap being adapted with clip 9 between gear shaft 17 and Graphic Panel 3, is collecting drawing process In, when clip 9 is contacted with gear shaft 17, gear shaft 17 can give clip 9 certain cushion effect, pass through slowly clip 9 Gap between gear shaft 17 and Graphic Panel 3, prevents because the convergent force of stretch cord 16 is too big, when drawing collects process to be finished, will Drawing is damaged.The fixing groove 18 is engaged with clip 9, by the cooperation of fixing groove 18 and clip 9, unfolds for fixation The drawing for coming.Set by setting Graphic Panel 3 in first support 1, in second support 2 and place plate 4, placed plate 4 and be provided with Multiple placement racks 5, can place multiple spool Fig. 6 on placement rack 5, exhibiting device is set on Graphic Panel 3, and exhibiting device is in displaying Multiple is also provided with plate 3, this ensures that showing multiple drawings simultaneously.So picture and text combining with teaching is just solved this The problems such as inconvenience, waste hours of instruction that education skill exists in use, make this education of picture and text combining with teaching Technology is effectively used and promoted, and improves the learning interest of student, substantially increases learning efficiency, makes student more Fall in love with study.
In order to more preferable fixed first support 1 and second support 2, the bottom of the first support 1 is connected with Graphic Panel 3 Place is provided with head rod 23, and the bottom of the second support 2 is provided with the second connecting rod 24, described first with the junction of plate 4 is placed Static line 25 is provided between the connecting rod 24 of connecting rod 23 and second.Static line 25 can separate first support 1 and second support 2 It is fixed after certain angle.
In order to place multiple standby spool Fig. 6, and device is set to seem more attractive, the placement rack 5 is being put Put and be distributed along rectangular array on plate 4.It is distributed along rectangular array on plate 4 is placed by by placement rack 5, not only seems attractive in appearance, And multiple standby spool Fig. 6 can be placed, when using any one spool Fig. 6, so that it may which corresponding spool Fig. 6 is taken Under, it is put into be shown on exhibiting device and uses.
In order to make exhibiting device adapt to different length drawing, and then by the drawing of different length be fixed for Displaying, the fixing groove 18 is arranged on the bottom of Graphic Panel 3, and is distributed along rectangular array on Graphic Panel 3.By by fixing groove 18 The bottom of Graphic Panel 3 is arranged on, when the spool Fig. 6 that will be connected with fifth wheel 14 launches, clip 9 and fixing groove 18 is ensure that It is adapted, is easy to fix drawing.
In order to make teacher write key content on Graphic Panel 3 during giving lessons, picture and text are more easily realized Combining with teaching, the Graphic Panel 3 is magnetic white blackboard.
It is described to put in order to easily carry out disassembly and assembly, the Graphic Panel 3 and the clamping of first support 1 to device Put plate 4 and the clamping of second support 2.
In order to according to actual needs it is more laborsaving, easily device is moved, the frame bottom is provided with ten thousand To wheel 26.
When using, being given lessons before the class first, required spool Fig. 6 is regular to be placed on placement rack 5, upper class hour root The spool Fig. 6 needed for giving lessons is removed from placement rack 5 according to the progress given lessons, and is placed on fifth wheel 14, on exhibiting device Fifth wheel 14 can be adapted with the adjustment axis 8 on spool Fig. 6, and fifth wheel 14 can rotate along connecting shaft 19, enter And driving adjustment axis 8 to rotate, after spool Fig. 6 is placed on fifth wheel 14, the clip 9 on first spool Fig. 6 passes through gear shaft Gap between 17 and Graphic Panel 3, then pulls downward on clip 9 up to drawing spread apart, then by clip 9 and fixation The clamping of groove 18, during clip 9 is pulled, stretch cord 16 can constantly extend along grooving 21;After drawing is finished Clip 9 is taken out in the fixing groove 18, stretch cord 16 constantly can again be shunk along grooving 21, fifth wheel 14 will be Rotated backward in the presence of the convergent force of stretch cord 16, and then completion collects work to drawing, during collecting, when clip 9 When being contacted with gear shaft 17, gear shaft 17 can give clip 9 certain cushion effect, clip 9 is passed through slowly gear shaft 17 with displaying Gap between plate 3, prevents from, because the convergent force of stretch cord 16 is too big, when drawing collects process to be finished, drawing being damaged.Displaying Device sets multiple on Graphic Panel 3, this ensures that showing multiple drawings simultaneously.
Embodiment:
Described in the utility model is a kind of new education technology exhibiting device, and agent structure includes exhibition stand, the exhibition Show that support includes first support 1 and second support 2, the top of the first support 1 is hinged with the top of second support 2, described first Support 1 is provided with Graphic Panel 3, and the second support 2 is provided with placement plate 4, and the placement plate 4 is provided with placement rack 5, described to put Put seat 5 and be provided with spool Fig. 6, described spool Fig. 6 includes drawing, center spool 7 and adjustment axis 8, and described drawing one end is arranged at On center spool 7, the drawing other end is provided with clip 9, and the two ends of the center spool 7 are provided with spring cavity 10, the spring Adjustable spring 11 is provided with chamber 10, the one end of the adjustment axis 8 is arranged in spring cavity 10 and is connected with the outer end of adjustable spring 11, The other end of the adjustment axis 8 is provided with tooth connection 12, and the Graphic Panel 3 is provided with exhibiting device, and the exhibiting device includes exhibition Show seat 13, fifth wheel 14, becket bridle 15, stretch cord 16, gear shaft 17 and fixing groove 18, the display stand 13 is provided with connecting shaft 19, The fifth wheel 14 is bonded with connecting shaft 19 and connects, and the fifth wheel 14 is provided with the dowel 20 being adapted with tooth connection 12, institute Tooth connection 12 and the grafting of dowel 20 are stated, the fifth wheel 14 is provided with grooving 21, and the bottom of the grooving 21 is provided with sling 22, institute State the one end of stretch cord 16 to be connected with becket bridle 15, the other end of the stretch cord 16 is connected with sling 22, the gear shaft 17 and Graphic Panel 3 Between leave the gap being adapted with clip 9, the fixing groove 18 is engaged with clip 9.The bottom of the first support 1 with The junction of Graphic Panel 3 is provided with head rod 23, and the bottom of the second support 2 is provided with the second connecting rod with the junction of plate 4 is placed 24, it is provided with static line 25 between the connecting rod 24 of the head rod 23 and second.The placement rack 5 is on plate 4 is placed along square Shape array distribution.The fixing groove 18 is arranged on the bottom of Graphic Panel 3, and is distributed along rectangular array on Graphic Panel 3.The displaying Plate 3 is magnetic white blackboard.The Graphic Panel 3 and the clamping of first support 1, the placement plate 4 and the clamping of second support 2.The branch Frame bottom is provided with universal wheel 26.

Claims (7)

1. a kind of new education technology exhibiting device, it is characterised in that:Including exhibition stand, the exhibition stand includes first Frame (1) and second support (2), first support (1) top are hinged with second support (2) top, on the first support (1) Graphic Panel (3) is provided with, the second support (2) is provided with placement plate (4), and placement plate (4) is provided with placement rack (5), institute State placement rack (5) and be provided with spool figure (6), the spool figure (6) includes drawing, center spool (7) and adjustment axis (8), described Drawing one end is arranged on center spool (7), and the drawing other end is provided with clip (9), and center spool (7) two ends set Have in spring cavity (10), the spring cavity (10) and be provided with adjustable spring (11), described adjustment axis (8) one end is arranged at spring cavity (10) it is connected in and with the outer end of adjustable spring (11), the other end of the adjustment axis (8) is provided with tooth connection (12), the displaying Plate (3) is provided with exhibiting device, and the exhibiting device includes display stand (13), fifth wheel (14), becket bridle (15), stretch cord (16), gear shaft (17) and fixing groove (18), the display stand (13) are provided with connecting shaft (19), the fifth wheel (14) be connected Axle (19) is bonded and connects, and the fifth wheel (14) is provided with the dowel (20) being adapted with tooth connection (12), the tooth connection (12) with dowel (20) grafting, the fifth wheel (14) is provided with grooving (21), and grooving (21) bottom is provided with sling (22), described stretch cord (16) one end is connected with becket bridle (15), and stretch cord (16) other end is connected with sling (22), described The gap being adapted with clip (9), the fixing groove (18) and clip (9) are left between gear shaft (17) and Graphic Panel (3) It is engaged.
2. a kind of new education technology exhibiting device according to claim 1, it is characterised in that:First support (1) bottom Portion is provided with head rod (23) with Graphic Panel (3) junction, and second support (2) bottom sets with plate (4) junction is placed There is the second connecting rod (24), static line (25) is provided between the head rod (23) and the second connecting rod (24).
3. a kind of new education technology exhibiting device according to claim 1, it is characterised in that:The placement rack (5) is being put Put and be distributed along rectangular array on plate (4).
4. a kind of new education technology exhibiting device according to claim 1, it is characterised in that:The fixing groove (18) is set In Graphic Panel (3) bottom, and it is distributed along rectangular array on Graphic Panel (3).
5. a kind of new education technology exhibiting device according to claim 1, it is characterised in that:The Graphic Panel (3) is magnetic Property white blackboard.
6. a kind of new education technology exhibiting device according to claim 1, it is characterised in that:The Graphic Panel (3) and the One support (1) clamping, the placement plate (4) and second support (2) clamping.
7. a kind of new education technology exhibiting device according to claim 1, it is characterised in that:The frame bottom is provided with ten thousand To wheel (26).
CN201621312019.0U 2016-12-01 2016-12-01 A kind of new education technology exhibiting device Expired - Fee Related CN206249675U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201621312019.0U CN206249675U (en) 2016-12-01 2016-12-01 A kind of new education technology exhibiting device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201621312019.0U CN206249675U (en) 2016-12-01 2016-12-01 A kind of new education technology exhibiting device

Publications (1)

Publication Number Publication Date
CN206249675U true CN206249675U (en) 2017-06-13

Family

ID=59004632

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201621312019.0U Expired - Fee Related CN206249675U (en) 2016-12-01 2016-12-01 A kind of new education technology exhibiting device

Country Status (1)

Country Link
CN (1) CN206249675U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112542073A (en) * 2020-12-23 2021-03-23 闫金霞 Bead-string foreign language teaching grammar display device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112542073A (en) * 2020-12-23 2021-03-23 闫金霞 Bead-string foreign language teaching grammar display device
CN112542073B (en) * 2020-12-23 2022-08-16 闫金霞 Bead-string foreign language teaching grammar display device

Similar Documents

Publication Publication Date Title
CN206210146U (en) A kind of university's morality board of education
CN205122140U (en) Art design is with show board
CN204990805U (en) Show shelf for physical teaching
CN206249675U (en) A kind of new education technology exhibiting device
CN206586678U (en) Marketing management teaching board of education
CN205028483U (en) Folding political teaching publicity board
CN202428924U (en) Multipurpose blackboard
CN206849325U (en) A kind of instructional device for architectural design
CN206295075U (en) A kind of junior middle school Chinese teaching religion table
CN206148000U (en) Model display device for mathematical education
CN211181274U (en) Primary school mathematics digital exercise teaching display device
CN204759816U (en) Political education propaganda tablet
CN209895573U (en) Junior middle school history teaching is with show stores pylon
CN203013031U (en) Law class teaching card display shelf
CN204926602U (en) Chinese teaching model display auxiliary device
CN206312377U (en) A kind of English teaching showing stand for being easy to receive
CN205920653U (en) Teaching tool
CN206058625U (en) The apparatus for demonstrating of bubbling algorithm in High-level Language Programming
CN204743438U (en) Chinese teaching over -and -under type sample display device
CN220873152U (en) Word memory link plate
CN211124519U (en) High school physics learning demonstration instrument
CN206411964U (en) A kind of collision experiment apparatus for demonstrating
CN213815141U (en) Educational psychology teaching aid
CN203606966U (en) Display board for English teaching
CN210574486U (en) Education is with show teaching device

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20170613

Termination date: 20171201

CF01 Termination of patent right due to non-payment of annual fee