CN109493691A - A kind of multifunction teaching displaying device for electronic information publication - Google Patents
A kind of multifunction teaching displaying device for electronic information publication Download PDFInfo
- Publication number
- CN109493691A CN109493691A CN201910046853.1A CN201910046853A CN109493691A CN 109493691 A CN109493691 A CN 109493691A CN 201910046853 A CN201910046853 A CN 201910046853A CN 109493691 A CN109493691 A CN 109493691A
- Authority
- CN
- China
- Prior art keywords
- fixed
- fixedly connected
- rectangle
- small
- telescopic 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
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
- G09B19/00—Teaching not covered by other main groups of this subclass
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Business, Economics & Management (AREA)
- Physics & Mathematics (AREA)
- Educational Administration (AREA)
- Educational Technology (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Entrepreneurship & Innovation (AREA)
- Drawing Aids And Blackboards (AREA)
Abstract
The invention discloses a kind of multifunction teachings for electronic information publication to show device, including rectangle mobile base ontology, the rectangle mobile base ontology is equipped with lifting rotation mechanism, it is described that height is adjusted by lifting rotation mechanism, educational aid selected to use, the rectangle mobile base ontology is equipped with information and shows mechanism, it is described to show that mechanism is shown electronic information or written information by information, the rectangle mobile base ontology is equipped with automatic cleaning machine structure, it is described to be cleared up the information of writing automatically by automatic cleaning machine structure, the rectangle mobile base ontology is equipped with controller.The invention has the advantages that of simple structure and strong practicability.
Description
Technical field
The present invention relates to teaching presentation device technical field, especially a kind of multifunction teaching for electronic information publication
Show device.
Background technique
With the continuous development and progress of social civilization, people increasingly value for the teaching of primary school school-age children,
Primary school period most basic learning is to Chinese language and mathematical studying, and display board of imparting knowledge to students at present is mainly used for showing the content of courses, still
The cleaning of panel is pretty troublesome, time-consuming and laborious.
Traditional teaching demonstration device, such as patent No. CN 109003480A, patent name are a kind of teaching demonstration device
And teaching equipment, structure are that the cleaning liquid by when needing to clear up display surface, opening pump, in liquid reserve tank enters the first cleaning
Portion, the first polishing piece draw cleaning liquid, open the first driving motor, and the first cleaning piece is moved relative to display surface, the first wiping
Part clears up the content on display surface, after the completion of the content cleaning on display surface, closes pump and the first driving motor, then
The second driving motor is opened, the second cleaning piece is moved relative to display surface, and the second polishing piece carries out second to display surface and clears up
At the same time it can also dry display surface, then stop the second driving motor, complete prune job, if the first cleaning piece and the
Two cleaning pieces are not returned to the position most started, can be adjusted, and guarantee the display surface of larger area.
However, this structure has a drawback when in use, this device can only carry out writing displaying when in use, not can be carried out
Electronic information displaying is carried out, be will use in teaching now largely to electronic courseware, only used writing and show that efficiency of teaching is low.
Summary of the invention
The purpose of the present invention is to solve the above problems, devise a kind of multifunction teaching for electronic information publication
Show device.
Realize above-mentioned purpose the technical scheme is that, it is a kind of for electronic information publication multifunction teaching show dress
It sets, including rectangle mobile base ontology, the rectangle mobile base ontology is placed on the ground, the rectangle mobile base ontology
It is equipped with lifting rotation mechanism, described to adjust height, educational aid selected to use by lifting rotation mechanism, the rectangle moves
Dynamic base body is equipped with information and shows mechanism, described to show that mechanism is shown electronic information or writing is believed by information
Breath, the rectangle mobile base ontology be equipped with automatic cleaning machine structure, it is described by automatic cleaning machine structure by the information of writing from
Dynamic cleaning, the rectangle mobile base ontology are equipped with controller.
The lifting rotation mechanism includes fixed two fixed grooves being opened on rectangle mobile base ontology, fixed groove
It inside sets there are two hydraulic cylinder, hydraulic cylinder is fixedly connected with fixed groove, and hydraulic cylinder is equipped with bidirectional electromagnetic valve, two-way electricity
Magnet valve is fixedly connected with hydraulic cylinder, and vertically movable piston is equipped in hydraulic cylinder, and the top of piston is equipped with vertical upright column, erects
It is fixedly connected to column with piston, vertical upright column stretches out hydraulic cylinder, and vertical upright column is equipped with rectangle fixed frame, rectangle fixed frame
It is fixedly connected with vertical upright column, rectangle fixed frame is equipped with multiple rotary fixing bases, and rotary fixing base and rectangle fixed frame are fixed
Connection, rotary fixing base are equipped with swivel bearing one, and swivel bearing one and rotary fixing base are flexibly connected, two swivel bearings one
Between be equipped with rotation drive shaft, rotation drive shaft is equipped with sprocket wheel one, and rectangle fixed frame is equipped with motor fixed case, and motor fixes
Case is fixedly connected with rectangle fixed frame, and small rotary motor, small rotary motor and motor fixed case are equipped in motor fixed case
It is fixedly connected, the round end of small rotary motor is equipped with shaft coupling, and shaft coupling is equipped with fixing bearing, and fixing bearing stretches out electricity
Machine fixed case, fixing bearing are equipped with sprocket wheel two.
The information shows that mechanism includes the multiple small liquid crystal displays for being fixedly mounted on rotation drive shaft side, rectangle
The top of fixed frame is equipped with fixed slip bar one, and fixed slip bar one is fixedly connected with rectangle fixed frame, and fixed slip bar one is equipped with step
Into motor one, stepper motor one and fixed slip bar one are slidably connected, and stepper motor one is equipped with hydraulic telescopic rod one, hydraulically extensible
Bar one is fixedly connected with stepper motor one, and hydraulic telescopic rod one is equipped with fixed connecting rod, fixed connecting rod and hydraulic telescopic rod
One telescopic end is fixedly connected, and fixed connecting rod is equipped with projector, and projector is fixedly connected with fixed connecting rod, rotation driving
The other side of axis is equipped with multiple small-sized blackboards, and small-sized blackboard is fixedly connected with rotation drive shaft.
The automatic cleaning machine structure includes two fixed slip bars two being fixedly mounted on rectangle mobile base ontology, fixed
Slide bar two is equipped with stepper motor two, and stepper motor two and fixed slip bar two are slidably connected, and the top of stepper motor two is equipped with liquid
Telescopic rod two is pressed, hydraulic telescopic rod two is fixedly connected with stepper motor two, and hydraulic telescopic rod two is equipped with and is fixedly connected with block, fixed
Link block is fixedly connected with hydraulic telescopic rod two, is fixedly connected with block equipped with small-sized hydraulic telescopic rod, small-sized hydraulic telescopic rod and
It is fixedly connected with block to be fixedly connected, small-sized hydraulic telescopic rod is equipped with fixed card slot, and fixed card slot and small-sized hydraulic telescopic rod are stretched
Contracting end is fixedly connected, and fixed card slot is equipped with fixed card buckle, and fixed card buckle and fixed card slot are flexibly connected, and fixed card buckle is equipped with
Wiper plate, Wiper plate are fixedly connected with fixed card buckle.
The rectangle fixed frame is equipped with multiple connecting grooves, is equipped with small-sized hydraulic telescoping cylinder, small-scale liquid in connecting groove
Pressure telescoping cylinder is fixedly connected with connecting groove, and small-sized hydraulic telescoping cylinder is equipped with swivel bearing two, and swivel bearing two is equipped with chain
Wheel three, sprocket wheel three and sprocket wheel one are flexibly connected.
The lower section of the rectangle fixed frame is equipped with horizontal sliding bar, and horizontal sliding bar is fixedly connected with rectangle fixed frame, laterally sliding
Bar is equipped with chalk box, and chalk box and horizontal sliding bar are slidably connected.
The fixed card buckle and fixed card slot junction are equipped with threaded hole, and threaded hole is equipped with whorl brace rod, and screw thread connects
Extension bar and threaded hole are threadedly coupled.
Universal wheel is equipped at the following four corners of the rectangle mobile base ontology, universal wheel is equipped with brake.
Device is shown using a kind of multifunction teaching for electronic information publication of technical solution of the present invention production, is led to
Multiple small-sized blackboard composition writing blackboards are crossed, carries out writing displaying education on writing blackboard, pass through when needing to carry out information
Small rotary motor driven rotates drive shaft turns rotation small liquid crystal display and small-sized blackboard, by projector by e-mail
Breath is shown on small liquid crystal display, while Wiper plate clears up small-sized blackboard, improves efficiency of teaching, and improving makes
With efficiency, when cleaning, is time saving and energy saving.
Detailed description of the invention
Fig. 1 is the structural schematic diagram that a kind of multifunction teaching for electronic information publication of the present invention shows device；
Fig. 2 is the partial schematic diagram of lifting rotation mechanism of the present invention；
Fig. 3 is the side view that information of the present invention shows mechanism；
Fig. 4 is the structural schematic diagram of automatic cleaning machine structure of the present invention；
Fig. 5 is the partial schematic diagram of rectangle fixed frame of the present invention；
In figure, 1, rectangle mobile base ontology；2, controller；3, fixed groove；4, hydraulic cylinder；5, bidirectional electromagnetic valve；6, living
Plug；7, vertical upright column；8, rectangle fixed frame；9, rotary fixing base；10, swivel bearing one；11, drive shaft is rotated；12, sprocket wheel
One；13, motor fixed case；14, small rotary motor；15, shaft coupling；16, fixing bearing；17, sprocket wheel two；18, small-sized liquid crystal
Display screen；19, fixed slip bar one；20, stepper motor one；21, hydraulic telescopic rod one；22, fixed connecting rod；23, projector；
24, small-sized blackboard；25, fixed slip bar two；26, stepper motor two；27, hydraulic telescopic rod two；28, it is fixedly connected with block；29, small-sized
Hydraulic telescopic rod；30, fixed card slot；31, fixed card buckle；32, Wiper plate；33, connecting groove；34, small-sized hydraulic telescoping cylinder；
35, swivel bearing two；36, sprocket wheel three；37, horizontal sliding bar；38, chalk box；39, threaded hole；40, whorl brace rod；41,
Universal wheel；42, brake.
Specific embodiment
The present invention is specifically described with reference to the accompanying drawing, as shown in Figs. 1-5.
In the present embodiment, the first step pushes rectangle mobile base ontology 1, universal wheel 41 when carrying out teaching and showing
It is mobile to rotate rectangle mobile base ontology 1, steps on brake 42 after rectangle mobile base ontology 1 is moved to position and is consolidated
It is fixed, prevent rectangle mobile base ontology 1 from sliding, when small-sized blackboard 24 in front when, writing exhibition can be carried out on small-sized blackboard 24
Show, when writing, the height of small-sized blackboard 24 is adjusted in teacher, starts bidirectional electromagnetic valve 5, and piston 6 is gone up and down in hydraulic cylinder 4,
Piston 6 drives vertical upright column 7 to go up and down on hydraulic cylinder 4, drives rectangle fixed frame 8 and small-sized blackboard 24 by vertical upright column 7
Lift adjustment height, height adjustment is convenient, and teacher is facilitated to write, and improves service efficiency.
Second step, when needing to carry out electronic information displaying, small-sized hydraulic telescoping cylinder 34 starts, small-sized hydraulic telescoping cylinder 34
Telescopic end put in swivel bearing 2 35 and sprocket wheel 3 36 driven to move up, sprocket wheel 3 36 and sprocket wheel 1 are mutually twisted, together
When small rotary motor 14 start, the round end of small rotary motor 14 drives shaft coupling 15 to rotate, and shaft coupling 15, which drives, to be fixed
Bearing 16 and sprocket wheel 2 17 rotate, and sprocket wheel 2 17 passes through and the mating band movable sprocket 1 of sprocket wheel 3 36 rotates, one 12 band of sprocket wheel
Dynamic rotation drive shaft 11 is rotated on rotary fixing base 9 by swivel bearing 1, and the rotation by rotating drive shaft 11 will be small
Type liquid crystal display 18 turns to front, while hydraulic telescopic rod 1 starts, and the telescopic end of hydraulic telescopic rod 1 puts in band
Dynamic fixed connecting rod 22 and projector 23 are mobile, and projector 23 starts, and projector 23 shows electronic information in small-sized liquid crystal
In display screen 18, it is convenient that electronic information is shown, improves efficiency of teaching, is needing to carry out electronic information and written information while showing
When, part small-sized hydraulic telescoping cylinder 34 does not start, and rotation drive shaft 11, which does not rotate, retains the small-sized displaying of blackboard 24, stepper motor one
20 startings, stepper motor 1 move on fixed slip bar 1, and stepper motor 1 drives hydraulic telescopic rod 1 and projection
Instrument 23 is moved to immediately ahead of small liquid crystal display 18 and is projected, and improves service efficiency, can carry out simultaneously using.
Third step, while carrying out electronic information displaying, hydraulic telescopic rod 2 27 starts, and hydraulic telescopic rod 2 27 is stretched
Contracting end puts in that drive is fixedly connected with block 28 and small-sized hydraulic telescopic rod 29 moves up, while small-sized hydraulic telescopic rod 29 starts,
The telescopic end of small-sized hydraulic telescopic rod 29, which is put in, drives Wiper plate 32 to be moved on small-sized blackboard 24, and hydraulic telescopic rod 2 27 is stretched
Contracting end carries out contractile motion, is cleared up by Wiper plate 32 small-sized blackboard 24, after side cleans out, stepper motor two
26 startings, stepper motor 2 26 drive hydraulic telescopic rod 2 27 to move on fixed slip bar 2 25, pass through 2 26 band of stepper motor
The other side that dynamic Wiper plate 32 is moved to small-sized blackboard 24 is cleared up, and it is time saving and energy saving to clear up, and is improved work efficiency, is being needed
When being cleaned or replacing Wiper plate 32, whorl brace rod 40 is taken out from threaded hole 39, by fixed card buckle 31 and fixing card
Slot 30 separates, and removes Wiper plate 32 and is cleaned or replaced, clean or replace excellent in efficiency, using effect is good.
Above-mentioned technical proposal only embodies the optimal technical scheme of technical solution of the present invention, those skilled in the art
The principle of the present invention is embodied to some variations that some of them part may be made, belongs to the scope of protection of the present invention it
It is interior.
Claims (8)
1. a kind of multifunction teaching for electronic information publication shows device, including rectangle mobile base ontology (1), feature
It is, the rectangle mobile base ontology (1) is placed on the ground, and the rectangle mobile base ontology (1) is equipped with lifting rotation
Rotation mechanism, it is described that height, educational aid selected to use, the rectangle mobile base ontology are adjusted by lifting rotation mechanism
(1) it is equipped with information and shows mechanism, it is described to show that mechanism is shown electronic information or written information, the square by information
Shape mobile base ontology (1) is equipped with automatic cleaning machine structure, described to be cleared up the information of writing automatically by automatic cleaning machine structure,
The rectangle mobile base ontology (1) is equipped with controller (2).
2. a kind of multifunction teaching for electronic information publication according to claim 1 shows device, which is characterized in that
The lifting rotation mechanism includes fixed two fixed grooves (3) being opened on rectangle mobile base ontology (1), fixed groove
(3) it is set in there are two hydraulic cylinder (4), hydraulic cylinder (4) is fixedly connected with fixed groove (3), and hydraulic cylinder (4) is equipped with double
To solenoid valve (5), bidirectional electromagnetic valve (5) is fixedly connected with hydraulic cylinder (4), and vertically movable work is equipped in hydraulic cylinder (4)
It fills in (6), the top of piston (6) is equipped with vertical upright column (7), and vertical upright column (7) is fixedly connected with piston (6), and vertical upright column (7) is stretched
Hydraulic cylinder (4) out, vertical upright column (7) are equipped with rectangle fixed frame (8), rectangle fixed frame (8) and the fixed company of vertical upright column (7)
It connecing, rectangle fixed frame (8) is equipped with multiple rotary fixing bases (9), and rotary fixing base (9) is fixedly connected with rectangle fixed frame (8),
Rotary fixing base (9) is equipped with swivel bearing one (10), and swivel bearing one (10) and rotary fixing base (9) are flexibly connected, and two
Rotation drive shaft (11) is equipped between swivel bearing one (10), rotation drive shaft (11) is equipped with sprocket wheel one (12), and rectangle is fixed
Frame (8) is equipped with motor fixed case (13), and motor fixed case (13) is fixedly connected with rectangle fixed frame (8), motor fixed case
(13) small rotary motor (14) are equipped in, small rotary motor (14) is fixedly connected with motor fixed case (13), small rotary
The round end of motor (14) is equipped with shaft coupling (15), and shaft coupling (15) is equipped with fixing bearing (16), and fixing bearing (16) is stretched
Motor fixed case (13) out, fixing bearing (16) are equipped with sprocket wheel two (17).
3. a kind of multifunction teaching for electronic information publication according to claim 1 shows device, which is characterized in that
The information shows that mechanism includes the multiple small liquid crystal displays (18) for being fixedly mounted on rotation drive shaft (11) side, rectangle
The top of fixed frame (8) is equipped with fixed slip bar one (19), and fixed slip bar one (19) is fixedly connected with rectangle fixed frame (8), fixed
Slide bar one (19) is equipped with stepper motor one (20), and stepper motor one (20) and fixed slip bar one (19) are slidably connected, stepping electricity
Machine one (20) is equipped with hydraulic telescopic rod one (21), and hydraulic telescopic rod one (21) is fixedly connected with stepper motor one (20), hydraulic
Telescopic rod one (21) is equipped with fixed connecting rod (22), and the telescopic end of fixed connecting rod (22) and hydraulic telescopic rod one (21) is fixed
Connection, fixed connecting rod (22) are equipped with projector (23), and projector (23) is fixedly connected with fixed connecting rod (22), and rotation is driven
The other side of moving axis (11) is equipped with multiple small-sized blackboards (24), and small-sized blackboard (24) is fixedly connected with rotation drive shaft (11).
4. a kind of multifunction teaching for electronic information publication according to claim 1 shows device, which is characterized in that
The automatic cleaning machine structure includes two fixed slip bars two (25) being fixedly mounted on rectangle mobile base ontology (1), fixed
Slide bar two (25) is equipped with stepper motor two (26), and stepper motor two (26) and fixed slip bar two (25) are slidably connected, stepping electricity
The top of machine two (26) is equipped with hydraulic telescopic rod two (27), and hydraulic telescopic rod two (27) is fixedly connected with stepper motor two (26),
Hydraulic telescopic rod two (27) is equipped with and is fixedly connected with block (28), is fixedly connected with block (28) and the fixed company of hydraulic telescopic rod two (27)
Connect, be fixedly connected with block (28) equipped with small-sized hydraulic telescopic rod (29), small-sized hydraulic telescopic rod (29) be fixedly connected with block (28)
It is fixedly connected, small-sized hydraulic telescopic rod (29) is equipped with fixed card slot (30), fixed card slot (30) and small-sized hydraulic telescopic rod
(29) telescopic end is fixedly connected, and fixed card slot (30) is equipped with fixed card buckle (31), fixed card buckle (31) and fixed card slot
(30) it is flexibly connected, fixed card buckle (31) is equipped with Wiper plate (32), and Wiper plate (32) is fixedly connected with fixed card buckle (31).
5. a kind of multifunction teaching for electronic information publication according to claim 2 shows device, which is characterized in that
The rectangle fixed frame (8) is equipped with multiple connecting grooves (33), is equipped with small-sized hydraulic telescoping cylinder (34) in connecting groove (33),
Small-sized hydraulic telescoping cylinder (34) is fixedly connected with connecting groove (33), and small-sized hydraulic telescoping cylinder (34) is equipped with swivel bearing two
(35), swivel bearing two (35) is equipped with sprocket wheel three (36), and sprocket wheel three (36) and sprocket wheel one (12) are flexibly connected.
6. a kind of multifunction teaching for electronic information publication according to claim 3 shows device, which is characterized in that
The lower section of the rectangle fixed frame (8) is equipped with horizontal sliding bar (37), and horizontal sliding bar (37) is fixedly connected with rectangle fixed frame (8),
Horizontal sliding bar (37) is equipped with chalk box (38), and chalk box (38) and horizontal sliding bar (37) are slidably connected.
7. a kind of multifunction teaching for electronic information publication according to claim 1 shows device, which is characterized in that
The fixed card buckle (31) and fixed card slot (30) junction are equipped with threaded hole (39), and threaded hole (39) is equipped with whorl brace rod
(40), whorl brace rod (40) and threaded hole (39) are threadedly coupled.
8. a kind of multifunction teaching for electronic information publication according to claim 1 shows device, which is characterized in that
Universal wheel (41) are equipped at the following four corners of the rectangle mobile base ontology (1), universal wheel (41) is equipped with brake (42).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910046853.1A CN109493691A (en) | 2019-01-18 | 2019-01-18 | A kind of multifunction teaching displaying device for electronic information publication |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910046853.1A CN109493691A (en) | 2019-01-18 | 2019-01-18 | A kind of multifunction teaching displaying device for electronic information publication |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109493691A true CN109493691A (en) | 2019-03-19 |
Family
ID=65714735
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910046853.1A Pending CN109493691A (en) | 2019-01-18 | 2019-01-18 | A kind of multifunction teaching displaying device for electronic information publication |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109493691A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110223545A (en) * | 2019-06-06 | 2019-09-10 | 安徽工程大学 | A kind of multimedia teaching instrument of adaptable regulatory function |
| CN112885163A (en) * | 2021-02-01 | 2021-06-01 | 临沂大学 | Intelligent teaching device system for ideological and political education |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100448697C (en) * | 2006-11-24 | 2009-01-07 | 陕西科技大学 | Turn-over type blackboard |
| CN203752741U (en) * | 2014-04-11 | 2014-08-06 | 徐漫琳 | Regular triangular prism-shaped turnover blackboard device |
| CN203995304U (en) * | 2014-06-27 | 2014-12-10 | 华东交通大学 | A kind of based on the rotary triangular prism intelligent blackboard of Electronic Control |
| CN204496158U (en) * | 2015-03-12 | 2015-07-22 | 成都名程科技有限公司 | For the two-in-one projection plate of educational projector |
| CN205038844U (en) * | 2015-10-20 | 2016-02-17 | 孔晓龙 | Mobilizable multi -functional chinese teaching board |
| CN206021607U (en) * | 2016-06-20 | 2017-03-15 | 兰州工业学院 | The exhibiting device that a kind of Teaching of Economics is used |
| CN206271216U (en) * | 2016-11-21 | 2017-06-20 | 康巍巍 | A kind of English Language and Literature teaching demonstration device |
| CN107199811A (en) * | 2017-04-19 | 2017-09-26 | 张有欢 | A kind of teaching automatic blackboard cleaning device |
-
2019
- 2019-01-18 CN CN201910046853.1A patent/CN109493691A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100448697C (en) * | 2006-11-24 | 2009-01-07 | 陕西科技大学 | Turn-over type blackboard |
| CN203752741U (en) * | 2014-04-11 | 2014-08-06 | 徐漫琳 | Regular triangular prism-shaped turnover blackboard device |
| CN203995304U (en) * | 2014-06-27 | 2014-12-10 | 华东交通大学 | A kind of based on the rotary triangular prism intelligent blackboard of Electronic Control |
| CN204496158U (en) * | 2015-03-12 | 2015-07-22 | 成都名程科技有限公司 | For the two-in-one projection plate of educational projector |
| CN205038844U (en) * | 2015-10-20 | 2016-02-17 | 孔晓龙 | Mobilizable multi -functional chinese teaching board |
| CN206021607U (en) * | 2016-06-20 | 2017-03-15 | 兰州工业学院 | The exhibiting device that a kind of Teaching of Economics is used |
| CN206271216U (en) * | 2016-11-21 | 2017-06-20 | 康巍巍 | A kind of English Language and Literature teaching demonstration device |
| CN107199811A (en) * | 2017-04-19 | 2017-09-26 | 张有欢 | A kind of teaching automatic blackboard cleaning device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110223545A (en) * | 2019-06-06 | 2019-09-10 | 安徽工程大学 | A kind of multimedia teaching instrument of adaptable regulatory function |
| CN112885163A (en) * | 2021-02-01 | 2021-06-01 | 临沂大学 | Intelligent teaching device system for ideological and political education |
| CN112885163B (en) * | 2021-02-01 | 2022-05-06 | 临沂大学 | Intelligent teaching device system for ideological and political education |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206460636U (en) | A kind of new literature aided education exhibiting device | |
| CN107415531A (en) | A kind of multi-functional lift blackboard for education | |
| CN208584992U (en) | A kind of applied mathematics, which is solved a problem, uses instructional device | |
| CN109493691A (en) | A kind of multifunction teaching displaying device for electronic information publication | |
| CN108312740A (en) | A kind of teaching intelligent blackboard | |
| CN108481953A (en) | A kind of education and instruction presentation device | |
| CN213518704U (en) | Multifunctional teaching board for Chinese teaching of middle-position vocational study | |
| CN111192504A (en) | Auxiliary teaching device | |
| CN209216358U (en) | A kind of history teaching aid | |
| CN208515243U (en) | A kind of multifunctional artistic class instructional device | |
| CN205997566U (en) | A kind of convenient regulation and the English teaching auxiliary device of wide adaptability | |
| CN113034987A (en) | Multi-functional teaching equipment of college english | |
| CN208812816U (en) | A kind of mathematical education is with stablizing showing stand | |
| CN208711802U (en) | A kind of quick grinding device of chlorophyll experimental teaching | |
| CN205751281U (en) | A kind of folding English teaching auxiliary device | |
| CN205091964U (en) | Secretarial educates writing on blackboard content display device | |
| CN208664708U (en) | A kind of education and instruction showing stand | |
| CN203864249U (en) | Multifunctional automatic teaching device | |
| CN206781367U (en) | A kind of Accounting Course teaching aid | |
| CN213150080U (en) | Rotary teaching demonstration device for Chinese teaching | |
| CN205143921U (en) | Many function combination podium | |
| CN214475773U (en) | Interactive display device of foreign language teaching | |
| CN210295492U (en) | Big data teaching training demonstration device | |
| CN208873330U (en) | A kind of dress designing teaching display flapboard | |
| CN209471608U (en) | A kind of Teaching reform content displaying device |
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: 20190319 |