CN109559571A - A kind of having video capable of being watched and the Multifunctional teaching device that can be write - Google Patents
A kind of having video capable of being watched and the Multifunctional teaching device that can be write Download PDFInfo
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- CN109559571A CN109559571A CN201810957028.2A CN201810957028A CN109559571A CN 109559571 A CN109559571 A CN 109559571A CN 201810957028 A CN201810957028 A CN 201810957028A CN 109559571 A CN109559571 A CN 109559571A
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- fixed
- mounting rack
- installs case
- rack
- write
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- 230000007246 mechanism Effects 0.000 claims abstract description 19
- 238000009413 insulation Methods 0.000 claims description 8
- 238000005192 partition Methods 0.000 claims description 8
- 235000005121 Sorbus torminalis Nutrition 0.000 claims description 5
- 244000152100 Sorbus torminalis Species 0.000 claims description 5
- 230000003014 reinforcing effect Effects 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 4
- 238000006243 chemical reaction Methods 0.000 abstract description 2
- 230000006870 function Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 239000002360 explosive Substances 0.000 description 2
- 230000033001 locomotion Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
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- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000003999 initiator Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
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
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
- F16M11/043—Allowing translations
-
- 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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- 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
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- Engineering & Computer Science (AREA)
- General 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)
- Mechanical Engineering (AREA)
- Entrepreneurship & Innovation (AREA)
- Toys (AREA)
Abstract
The invention discloses a kind of having video capable of being watched and the Multifunctional teaching devices that can write, including rack, the front end of rack two sides are fixed with mounting rack, installs case is provided among the mounting rack, two sides are fixed with shaft among the installs case, the shaft is rotatablely connected by bearing and mounting rack, side is fixed with board in the installs case, the installs case is fixed with video player far from one end of board, the mounting rack upper end is fixed with storage box, the upper end of the storage box is hinged with cover board, lockable mechanism is provided between the mounting rack and installs case, the lockable mechanism is located among the side of mounting rack.Traditional instruction can be passed through by above structure, it can be attended class again by video player to student using the video data on internet, improve students ' interest of study, avoid spoon-fed education, the setting of lockable mechanism facilitates the conversion between board and video player, convenient to use, function is more, is worthy to be popularized.
Description
Technical field
The invention belongs to teaching equipment technical fields, and in particular to a kind of having video capable of being watched and the multifunction teaching that can be write
Device.
Background technique
The Web-based instruction is application of multimedia and network technology under certain didactics and thought guidance, by teacher, life,
Media etc. are polygon, multi-directional interaction and the collection to Teaching with Multi-media information, transmission, processing, shared, Lai Shixian instructional objective
A kind of teaching pattern.Free and open network, the website to extend in all direction, it is meant that teacher is no longer the initiator of knowledge, is learned
Life is also no longer passively recipient, they will have the chances more independently selected, currently on the market for the Web-based instruction
Mobile terminal be mostly it is independent, both having taken up space cannot combine with traditional traditional instruction, and teaching is made troubles.
The Chinese patent of existing Publication No. CN201520226081, it discloses a kind of novel writing boards, including two
The pedestal that is placed in parallel and be located at the bracket on two pedestals and being parallel to each other, the bottom end on the inside of described two brackets it
Between be fitted with sink, further include upper shaft and lower rotary shaft, the upper shaft connects the upper end on the inside of two brackets and its right end passes through
Perforating branches frame, it further includes that conveyor type writes that the lower rotary shaft, which is located in sink, and its right end is through sink bracket corresponding with its
Plate, the conveyor type board are sleeved in upper shaft and lower rotary shaft, and the rear surface of the bracket is equipped with strut, and described two
Fixed plate is equipped between a strut, the inner surface of the fixed plate is equipped with whiteboard eraser, and the right of the board is along upper uniform
Be provided with multiple circular openings, the edge of the opening is equipped with metal retaining ring.
Although above-mentioned board structure is simple, only writing function, has a single function, not can be carried out modernizing teaching,
Internet video study at present is one of education good mode of student, can be with high-quality education money a large amount of on internet
Source, and the learning interest of student can be improved, by the welcome of numerous teachers and students, for this purpose, it is proposed that one kind can play video and
It writes, and the Multifunctional teaching device of thing can be stored to solve problems of the prior art.
Summary of the invention
It is above-mentioned to solve the purpose of the present invention is to provide a kind of having video capable of being watched and the Multifunctional teaching device that can write
The problem of proposing that existing board has a single function in background technique, internet video cannot being used to impart knowledge to students.
To achieve the above object, present invention employs following technical solutions:
A kind of having video capable of being watched and Multifunctional teaching device that can be write, including rack, the front end of rack two sides are fixed with peace
It shelves, installs case is provided among the mounting rack, two sides are fixed with shaft among the installs case, and the shaft passes through bearing
It is rotatablely connected with mounting rack, side is fixed with board in the installs case, and the installs case is fixed far from one end of board
There is video player, the mounting rack upper end is fixed with storage box, and the upper end of the storage box is hinged with cover board, the mounting rack
Lockable mechanism is provided between installs case, the lockable mechanism is located among the side of mounting rack.
Preferably, the lockable mechanism includes connecting shaft and electric telescopic rod, and the one end of the connecting shaft is fixed with sliding block, institute
It states sliding block and is fixed with positioning pin far from one end of connecting shaft, the mounting rack is internally provided with sliding rail, and the sliding block is in sliding rail
Sliding, the connecting shaft are fixed with connecting plate far from one end end of sliding block, and the electric telescopic rod is fixed on inside mounting rack,
The end of the electric telescopic rod piston rod is fixed on connecting plate middle position.
Preferably, it is socketed with spring on the outside of the connecting shaft, the spring is provided with limited block far from one end of sliding block, institute
It states limited block to be socketed in connecting shaft, the limited block is threadedly secured on mounting rack, and the installs case is close to positioning pin
Side be provided with location hole.
Preferably, the positioning pin end is provided with rounded corners, and the opening of the location hole is provided with taper chamfering,
The mounting rack front end is provided with switch button, and the switch button is electrical connected by conducting wire and electric telescopic rod.
Preferably, the storage box is divided into multiple material storage room by first partition, is fixed with book on front side of the frame upper end
Frame, the bookshelf are divided into multiple book store room by second partition.
Preferably, the cover board upper end is fixed with knob, and rubber sleeve, the rubber sleeve outside are socketed on the outside of the knob
It is provided with anti-skid chequer.
Preferably, thermal insulation board is provided between the board and video player, the thermal insulation board is fixed on installs case
It is internal.
Preferably, reinforcing rod is connected between the rear end of rack and mounting rack, the rack lower end is fixed with self-locking ten thousand
To wheel and fixing seat, the self-locking universal wheel and fixing seat there are four and be symmetrically distributed in the corner location of rack.
Technical effect and advantage of the invention: a kind of having video capable of being watched proposed by the present invention and the multifunction teaching that can be write
Device has the advantage that compared with prior art
1, the present invention among mounting rack by being provided with installs case, and two sides are fixed with shaft among installs case, and shaft passes through axis
It holds and is rotatablely connected with mounting rack, side is fixed with board in installs case, and installs case is fixed with video far from one end of board
Player realizes by installing board and video player in installs case and writes and play video capability, can pass through
Traditional instruction, and can be attended class by video player to student using the video data on internet, students ' interest of study is improved,
Avoid spoon-fed education；
2, the present invention is between mounting rack and installs case by being provided with lockable mechanism, and lockable mechanism includes connecting shaft and electronic stretches
Contracting bar, one end of the connecting shaft are fixed with sliding block, and sliding block is fixed with positioning pin far from one end of connecting shaft, and mounting rack is internally provided with cunning
Rail, sliding block slide in sliding rail, and connecting shaft is fixed with connecting plate far from one end end of sliding block, and electric telescopic rod is fixed on installation
Inside frame, the end of electric telescopic rod piston rod is fixed on connecting plate middle position, is socketed with spring on the outside of connecting shaft, spring is remote
One end from sliding block is provided with limited block, and limited block is socketed in connecting shaft, and limited block is threadedly secured on mounting rack, peace
It cases and the side of positioning pin is provided with location hole, flexible by electric telescopic rod can make positioning pin insertion and skid off to determine
Position hole, and then realize the locking of mounting rack and installs case, when lockable mechanism is opened, rotatably mounted case realizes board and video
The conversion of player, lockable mechanism make to be fixed together between installs case and mounting rack when being closed, and use securely, stablize；
3, for the present invention by being fixed with storage box in mounting rack upper end, the upper end of storage box is hinged with cover board, frame upper end front side
It is fixed with bookshelf, storage box can put educational aid, and bookshelf can put books, teacher is facilitated to impart knowledge to students.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is enlarged drawing at B of the invention；
Fig. 3 is internal structure chart of the invention；
Fig. 4 is enlarged drawing at A of the invention；
Fig. 5 is mounting rack structure chart of the invention；
Fig. 6 is lockable mechanism explosive view of the invention；
Fig. 7 is installs case explosive view of the invention.
In figure: 1 rack, 2 mounting racks, 3 lockable mechanisms, 301 connecting shafts, 302 sliding blocks, 303 positioning pins, 304 rounded corners,
305 springs, 306 limited blocks, 307 connecting plates, 308 electric telescopic rods, 309 sliding rails, 310 location holes, 311 taper chamferings, 4 installations
Case, 5 shafts, 6 boards, 7 video players, 8 thermal insulation boards, 9 bearings, 10 reinforcing rods, 11 self-locking universal wheels, 12 fixing seats, 13
Storage box, 14 cover boards, 15 first partitions, 16 knobs, 17 rubber sleeves, 18 anti-skid chequers, 19 bookshelves, 20 second partitions, 21 switches are pressed
Button.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Herein
Described specific embodiment is only used to explain the present invention, is not intended to limit the present invention.Based on the embodiments of the present invention,
Every other embodiment obtained by those of ordinary skill in the art without making creative efforts, belongs to this hair
The range of bright protection.
The present invention provides a kind of having video capable of being watched as shown in figs. 1-7 and the Multifunctional teaching devices that can write, including
Rack 1, the 1 front end two sides of rack are fixed with mounting rack 2, installs case 4, the installs case 4 are provided among the mounting rack 2
Intermediate two sides are fixed with shaft 5, and the shaft 5 is rotatablely connected by bearing 9 and mounting rack 2, and side is fixed in the installs case 4
There is board 6, the installs case 4 is fixed with video player 7 far from one end of board 6, and 2 upper end of mounting rack is fixed with
Storage box 13, the upper end of the storage box 13 are hinged with cover board 14, are provided with locking machine between the mounting rack 2 and installs case 4
Structure 3, the lockable mechanism 3 are located among the side of mounting rack 2.
Preferably, the lockable mechanism 3 includes connecting shaft 301 and electric telescopic rod 308, described 301 one end of connecting shaft is solid
Surely there is sliding block 302, the sliding block 302 is fixed with positioning pin 303 far from one end of connecting shaft 301, is arranged inside the mounting rack 2
There is sliding rail 309, the sliding block 302 slides in sliding rail 309, and the connecting shaft 301 is fixed with far from one end end of sliding block 302
Connecting plate 307, the electric telescopic rod 308 are fixed on inside mounting rack 2, and the end of 308 piston rod of electric telescopic rod is solid
It is scheduled on 307 middle position of connecting plate.
Connecting plate 307 is pushed to move by using above-mentioned technical proposal electric telescopic rod 308, connecting plate 307 is with movable slider
302 slide in sliding rail 309, and then drive the sliding of positioning pin 303.
Preferably, being socketed with spring 305 on the outside of the connecting shaft 301, the spring 305 is set far from one end of sliding block 302
It is equipped with limited block 306, the limited block 306 is socketed in connecting shaft 301, and the limited block 306 is threadedly secured to installation
On frame 2, the installs case 4 is provided with location hole 310 close to the side of positioning pin 303.
It can be inserted under the drive of electric telescopic rod 308 by using above-mentioned technical proposal positioning pin 303, skid off location hole
310, and then realize the locking of lockable mechanism 3.
Preferably, 303 end of positioning pin is provided with rounded corners 304, the opening of the location hole 310 is provided with
Taper chamfering 311,2 front end of mounting rack are provided with switch button 21, and the switch button 21 passes through conducting wire and electric expansion
Bar 308 is electrical connected.
Positioning pin 303 is facilitated to be inserted into location hole by using above-mentioned technical proposal rounded corners 304 and taper chamfering 311
In 310, the setting of switch button 21 facilitates people to control electric telescopic rod 308, facilitates the change of board 6 and video player 7
It changes.
Preferably, the storage box 13 is divided into multiple material storage room by first partition 15, fixed on front side of 1 upper end of rack
There is bookshelf 19, the bookshelf 19 is divided into multiple book store room by second partition 20.
Educational aid can be put by using above-mentioned technical proposal storage box 13, multiple material storage room can be educational aid point
Class storage, it is convenient to find when use, and bookshelf 19 can store books, and multiple book store room can carry out classification to books and put, read
It is easy to find when reading.
Preferably, 14 upper end of cover board is fixed with knob 16,16 outside of knob is socketed with rubber sleeve 17, the rubber
Anti-skid chequer 18 is provided on the outside of gum cover 17.
It is easy to open cover board 14 by using the setting of above-mentioned technical proposal knob 16, the setting of rubber sleeve 17 makes the hand of people
It is contacted when pulling knob 16 with rubber sleeve 17, flexible contact keeps hand pleasant, and the setting of anti-skid chequer 18 increases hand and rubber sleeve
Frictional force between 17 prevents from skidding between hand and rubber sleeve 17.
Preferably, being provided with thermal insulation board 8 between the board 6 and video player 7, the thermal insulation board 8 is fixed on peace
Inside vanning 4.
Heat can be generated when working by using above-mentioned technical proposal video player 7, the setting of thermal insulation board 8 prevents heat
Damage board 6.
Preferably, being connected with reinforcing rod 10 between 1 rear end of rack and mounting rack 2,1 lower end of rack is fixed with certainly
There are four lock universal wheel 11 and fixing seat 12, the self-locking universal wheel 11 and fixing seat 12 are equal and it is symmetrically distributed in the four of rack 1
Angle Position.
By using the fastness between the setting enhancing rack 1 and mounting rack 2 of above-mentioned technical proposal reinforcing rod 10, make whole
A device is more stable and firm, and the setting of self-locking universal wheel 11 facilitates the movement of the device, and the setting of fixing seat 12 makes the device
It is more stable when fixed, use that the safety is improved.
Structural principle: when needing with video player 7, pressing switch button 21 first, starts electric telescopic rod 308, electricity
The piston rod of dynamic telescopic rod 308 forward extends out, and then connecting plate 307 is pushed to travel forward, and connecting plate 307 drives connecting shaft 301
It travels forward, and then with movable slider 302 in 309 slides forwards of sliding rail, and then positioning pin 303 is driven to travel forward, until fixed
Position pin 303 skids off location hole 310, and 308 stop motion of electric telescopic rod is rotatablely installed case 4 with hand, makes equipped with video player 7
One facing towards everybody, installs case 4 keeps concordant state with mounting rack 2, presses switch button 21, start electric telescopic rod 308,
The piston rod of electric telescopic rod 308 retracts backward, opposite that positioning pin 303 is driven to be inserted into location hole 310, realizes lockable mechanism 3
It is locked, so that installs case 4 is fixed together with mounting rack 2, whole device is more stable, safely, securely.
Finally, it should be noted that the foregoing is only a preferred embodiment of the present invention, it is not intended to restrict the invention,
Although the present invention is described in detail referring to the foregoing embodiments, for those skilled in the art, still may be used
To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features,
All within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in of the invention
Within protection scope.
Claims (8)
1. a kind of having video capable of being watched and the Multifunctional teaching device that can be write, including rack (1), it is characterised in that: the rack
(1) front end two sides are fixed with mounting rack (2), are provided with installs case (4) among the mounting rack (2), and the installs case (4) is intermediate
Two sides are fixed with shaft (5), and the shaft (5) is rotatablely connected by bearing (9) and mounting rack (2), one in the installs case (4)
Side is fixed with board (6), and the installs case (4) is fixed with video player (7), the peace far from the one end of board (6)
It shelves (2) upper end to be fixed with storage box (13), the upper end of the storage box (13) is hinged with cover board (14), the mounting rack (2)
It is provided between installs case (4) lockable mechanism (3), the lockable mechanism (3) is located among the side of mounting rack (2).
2. a kind of having video capable of being watched according to claim 1 and the Multifunctional teaching device that can be write, it is characterised in that: institute
Stating lockable mechanism (3) includes connecting shaft (301) and electric telescopic rod (308), and described connecting shaft (301) one end is fixed with sliding block
(302), the sliding block (302) is fixed with positioning pin (303) far from the one end of connecting shaft (301), sets inside the mounting rack (2)
It is equipped with sliding rail (309), the sliding block (302) sliding in sliding rail (309), the one of the connecting shaft (301) separate sliding block (302)
End end is fixed with connecting plate (307), and the electric telescopic rod (308) is fixed on mounting rack (2) inside, the electric telescopic rod
(308) end of piston rod is fixed on connecting plate (307) middle position.
3. a kind of having video capable of being watched according to claim 2 and the Multifunctional teaching device that can be write, it is characterised in that: institute
It states and is socketed with spring (305) on the outside of connecting shaft (301), the spring (305) is provided with limited block far from the one end of sliding block (302)
(306), the limited block (306) is socketed on connecting shaft (301), and the limited block (306) is threadedly secured to mounting rack
(2) on, the installs case (4) is provided with location hole (310) close to the side of positioning pin (303).
4. a kind of having video capable of being watched according to claim 3 and the Multifunctional teaching device that can be write, it is characterised in that: institute
It states positioning pin (303) end to be provided with rounded corners (304), the opening of the location hole (310) is provided with taper chamfering
(311), mounting rack (2) front end is provided with switch button (21), and the switch button (21) passes through conducting wire and electric expansion
Bar (308) is electrical connected.
5. a kind of having video capable of being watched according to claim 1 and the Multifunctional teaching device that can be write, it is characterised in that: institute
It states storage box (13) and multiple material storage room is divided by first partition (15), be fixed with bookshelf (19) on front side of rack (1) upper end,
The bookshelf (19) is divided into multiple book store room by second partition (20).
6. a kind of having video capable of being watched according to claim 1 and the Multifunctional teaching device that can be write, it is characterised in that: institute
It states cover board (14) upper end to be fixed with knob (16), be socketed with rubber sleeve (17) on the outside of the knob (16), the rubber sleeve (17)
Outside is provided with anti-skid chequer (18).
7. a kind of having video capable of being watched according to claim 1 and the Multifunctional teaching device that can be write, it is characterised in that: institute
It states and is provided between board (6) and video player (7) thermal insulation board (8), the thermal insulation board (8) is fixed in installs case (4)
Portion.
8. a kind of having video capable of being watched according to claim 1 and the Multifunctional teaching device that can be write, it is characterised in that: institute
It states and is connected between rack (1) rear end and mounting rack (2) reinforcing rod (10), rack (1) lower end is fixed with self-locking universal wheel
(11) and fixing seat (12), the self-locking universal wheel (11) and fixing seat (12) there are four and be symmetrically distributed in rack (1)
Corner location.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810957028.2A CN109559571A (en) | 2018-08-21 | 2018-08-21 | A kind of having video capable of being watched and the Multifunctional teaching device that can be write |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810957028.2A CN109559571A (en) | 2018-08-21 | 2018-08-21 | A kind of having video capable of being watched and the Multifunctional teaching device that can be write |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109559571A true CN109559571A (en) | 2019-04-02 |
Family
ID=65864633
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810957028.2A Withdrawn CN109559571A (en) | 2018-08-21 | 2018-08-21 | A kind of having video capable of being watched and the Multifunctional teaching device that can be write |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109559571A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110217022A (en) * | 2019-04-23 | 2019-09-10 | 天津宝兴威科技股份有限公司 | A kind of multi-functional quantum dot blackboard |
-
2018
- 2018-08-21 CN CN201810957028.2A patent/CN109559571A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110217022A (en) * | 2019-04-23 | 2019-09-10 | 天津宝兴威科技股份有限公司 | A kind of multi-functional quantum dot blackboard |
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Application publication date: 20190402 |