CN107791729A - A kind of multimedia blackboard - Google Patents
A kind of multimedia blackboard Download PDFInfo
- Publication number
- CN107791729A CN107791729A CN201711175308.XA CN201711175308A CN107791729A CN 107791729 A CN107791729 A CN 107791729A CN 201711175308 A CN201711175308 A CN 201711175308A CN 107791729 A CN107791729 A CN 107791729A
- Authority
- CN
- China
- Prior art keywords
- frame
- blackboard
- photographing instrument
- high photographing
- folding door
- 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
- 239000002184 metal Substances 0.000 claims abstract description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 24
- 239000010865 sewage Substances 0.000 claims description 10
- 230000007306 turnover Effects 0.000 claims description 9
- 241000251468 Actinopterygii Species 0.000 claims description 6
- 230000000994 depressogenic effect Effects 0.000 claims description 3
- 230000002035 prolonged effect Effects 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 4
- 239000000428 dust Substances 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 241000208125 Nicotiana Species 0.000 description 1
- 235000002637 Nicotiana tabacum Nutrition 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
- B43L1/00—Repeatedly-usable boards or tablets for writing or drawing
- B43L1/04—Blackboards
-
- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45C—PURSES; LUGGAGE; HAND CARRIED BAGS
- A45C11/00—Receptacles for purposes not provided for in groups A45C1/00-A45C9/00
- A45C11/24—Etuis for purposes not covered by a single one of groups A45C11/02 - A45C11/22, A45C11/26, A45C11/32 - A45C11/38
-
- 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
- G09B5/06—Electrically-operated educational appliances with both visual and audible presentation of the material to be studied
- G09B5/067—Combinations of audio and projected visual presentation, e.g. film, slides
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Business, Economics & Management (AREA)
- Physics & Mathematics (AREA)
- Educational Administration (AREA)
- Educational Technology (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Drawing Aids And Blackboards (AREA)
Abstract
The invention provides a kind of multimedia blackboard, belong to teaching aid technical field, including blackboard panel and frame, frame is arranged on blackboard panel surrounding, frame is hollow structure, frame is respectively equipped with high photographing instrument functional areas and storing part in left and right sides inner chamber bottom, and inner chamber top is equipped with sound equipment area at left and right sides of frame；Folding door is provided with provided with projection platform support, front portion provided with spacing metal plate, lower section above high photographing instrument functional areas, high photographing instrument is arranged on inside high photographing instrument functional areas, is provided with projection platform on the inside of folding door, folding door lower end is connected with projection platform holder pivots.Multimedia blackboard provided by the invention, there is the characteristics of multiple functional, simple to operate, easy to use.
Description
Technical field
The invention belongs to teaching aid technical field, is to be related to a kind of multimedia blackboard more specifically.
Background technology
With developing rapidly for educational undertaking, Course Education increasingly specification, absolutely courses several greatly are required for being imparted knowledge to students
Demonstration, to facilitate student to be more intuitively apparent from the details of the course, multimedia blackboard is that blackboard chalk-writing is imparted knowledge to students
A kind of teaching aid being combined into one with electronic instruction.Multimedia blackboard is as a kind of collection high photographing instrument, control system and sound equipment etc.
The teaching aid that multiple functions are integrated, it is teacher's teaching, a kind of teaching aid that it is essential that student attends class.
At present, the multimedia blackboard of in the market does not make full use of blackboard frame resource, such as that high photographing instrument functional areas are independent
It is arranged to a body, it is necessary to when with high photographing instrument, body is entirely installed to the specific position of blackboard panel, multimedia is black
Insufficiency, cumbersome, inconvenient problem with use be present in plate.
The content of the invention
It is an object of the invention to provide a kind of multimedia blackboard, to solve in the prior art, multimedia blackboard function is not
Entirely, it is cumbersome, in-convenience in use technical problem, have it is multiple functional, simple to operate, easy to use the characteristics of.
To achieve the above object, the technical solution adopted by the present invention is：A kind of multimedia blackboard, including blackboard panel are provided
And frame, the frame are arranged on the blackboard panel surrounding, the frame is hollow structure, and the frame is in the left and right sides
Chamber bottom is respectively equipped with high photographing instrument functional areas and storing part, and inner chamber top is equipped with sound equipment area at left and right sides of the frame；
Folding door is provided with provided with projection platform support, front portion provided with spacing metal plate, lower section above the high photographing instrument functional areas,
High photographing instrument is arranged on inside the high photographing instrument functional areas, is provided with projection platform on the inside of the folding door, the folding door lower end and
The projection platform holder pivots connection.
Further, the spacing metal plate and the projection platform support are bolted with the frame respectively, institute
State spacing metal plate and formed with the projection platform support and pass through bolt with the rectangular cavities that can accommodate high photographing instrument, the high photographing instrument
The bottom being connected to above the rectangular cavities.
Further, sound equipment is provided with the sound equipment area, the sound equipment is controlled by sound equipment control module, the sound equipment control
Molding block is arranged on the side of frame.
Further, the folding door both sides are arranged with the turnover panel wide with folding door, the turnover panel and the folding
Door rotation connection.
Further, the folding door lower end is connected by Limiting hinge with the projection platform support.
Further, the storing part is provided with rectangle parcel tray and baffle plate, and the parcel tray passes through bolt and the frame
Connection, the parcel tray are connected with the flapper.
Further, rectangle wet rubbing functional frame is provided with the storing part, if the wet rubbing functional frame is provided with from top to bottom
Dried layer, the wet rubbing functional frame are connected by bolt with frame.
Further, the wet rubbing functional frame is sequentially provided with water storage case, Wetter box, blackboard eraser pressure water frame and sewage from top to bottom
Receiver, the water storage case, Wetter box, blackboard eraser pressure water frame are put with the wet rubbing functional frame bolt connection, sewage receiver respectively
Put in the wet rubbing functional frame.
Further, the spacing metal plate and the baffle plate are equipped with cabinet door lock.
Further, the frame is hollow, rectangular structure, and the peripheral outer side surface is provided with extension, with the extension
Relative side is provided with external part and the extension is taken perpendicular to the external part, the external part with the blackboard panel
Connect and the external part is located at the front portion of the blackboard panel, the extension end lap connecting plate；
The extension end cross section is fish hook shape, and described connecting plate one end is provided with what is coordinated with the extension end
Barb, the barb lug boss side are provided with lapping plate, the depressed part of the lapping plate and the extension tip projecting portion button
Close and the lapping plate is integrally formed with connecting plate；The connecting plate other end cross section is fish hook shape.
A kind of beneficial effect of multimedia blackboard provided by the invention is：Compared with prior art, it is provided by the invention
Multimedia blackboard, high photographing instrument functional areas, storing part and sound equipment area are located on blackboard on both sides frame, improve blackboard frame space
Utilization rate so that multimedia blackboard allomeric function is complete, rationally distributed；There are high photographing instrument and projection platform two in high photographing instrument functional areas
Point, it need to such as increase projection platform, it is only necessary to the turnover panel of folding door both sides is opened as flipbook, folding door can be protected when closing
High photographing instrument is protected, occupies little space, is simple to operate, be easy to use；High photographing instrument functional areas and storing part are all locked, and convenient management is high to clap
Instrument and the realia for being stored in storing part.
Brief description of the drawings
Technical scheme in order to illustrate the embodiments of the present invention more clearly, below will be to embodiment or description of the prior art
In the required accompanying drawing used be briefly described, it should be apparent that, drawings in the following description be only the present invention some
Embodiment, for those of ordinary skill in the art, without having to pay creative labor, can also be according to these
Accompanying drawing obtains other accompanying drawings.
Fig. 1 is the dimensional structure diagram of multimedia blackboard one embodiment provided by the invention；
Fig. 2 is the dimensional structure diagram of another embodiment of multimedia blackboard provided by the invention；
Fig. 3 is the configuration schematic diagram of left border in Fig. 1 or Fig. 2；
Fig. 4 is the stereogram of left border in Fig. 1；
Fig. 5 is the configuration schematic diagram of Right Border in Fig. 1；
Fig. 6 is the sectional drawing of A-A in Fig. 1；
Fig. 7 is the enlarged drawing at B in Fig. 6；
Wherein, each reference in figure：
1st, blackboard panel；2nd, frame；3rd, high photographing instrument functional areas；4th, storing part；5th, sound equipment area；6th, Limiting hinge；
21st, external part；22nd, extension；23rd, connecting plate；31st, spacing metal plate；32nd, projection platform support；33rd, folding door；
34th, high photographing instrument；35th, rectangular cavities；41st, parcel tray；42nd, baffle plate；43rd, wet rubbing functional frame；51st, sound equipment；52nd, sound equipment control mould
Block；
231st, lapping plate；331st, projection platform；332nd, turnover panel；431st, water storage case；432nd, Wetter box；433rd, blackboard eraser pressure water
Frame；434th, sewage receiver.
Embodiment
In order that technical problems, technical solutions and advantages to be solved are more clearly understood, tie below
Drawings and Examples are closed, the present invention will be described in further detail.It should be appreciated that specific embodiment described herein is only
To explain the present invention, it is not intended to limit the present invention.
It should be noted that when element is referred to as " being fixed on " or " being arranged at " another element, it can be directly another
On one element or it is connected on another element.When an element is known as " being connected to " another element, it can
To be directly to another element or be indirectly connected on another element.
It is to be appreciated that term " length ", " width ", " on ", " under ", "front", "rear", "left", "right", " vertical ",
The orientation or position relationship of the instruction such as " level ", " top ", " bottom " " interior ", " outer " are to be closed based on orientation shown in the drawings or position
System, it is for only for ease of and describes the present invention and simplify description, rather than indicates or imply that signified device or element must have
Specific orientation, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.
In addition, term " first ", " second " are only used for describing purpose, and it is not intended that instruction or hint relative importance
Or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can be expressed or
Implicitly include one or more this feature.In the description of the invention, " multiple ", " several " be meant that two or
Two or more, unless otherwise specifically defined.
Also referring to Fig. 1 to Fig. 3, now multimedia blackboard provided by the invention is illustrated.The multimedia blackboard,
Including blackboard panel 1 and frame 2, the frame 2 is arranged on the surrounding of blackboard panel 1, and the frame 2 is hollow structure, institute
State frame 2 and high photographing instrument functional areas 3 and storing part 4, the left and right sides inner chamber of frame 2 are respectively equipped with left and right sides inner chamber bottom
Top is equipped with sound equipment area 5；
The top of high photographing instrument functional areas 3 is provided with spacing metal plate 31, lower section is provided with projection platform support 32, anterior provided with folding
Folded door 33, high photographing instrument 34 are arranged on inside the high photographing instrument functional areas 3, and the inner side of folding door 33 is provided with projection platform 331, institute
The lower end of folding door 33 is stated to be rotatablely connected with the projection platform support 32.
A kind of beneficial effect of multimedia blackboard provided by the invention is：Compared with prior art, by high photographing instrument function
Area, storing part and sound equipment area are located on blackboard on both sides frame, improve blackboard frame space availability ratio so that multimedia blackboard is whole
Body function is complete, rationally distributed；There are high photographing instrument and projection platform two parts in high photographing instrument functional areas, occupy little space, be simple to operate,
It is easy to use.
Further, the spacing metal plate 31 and the projection platform support 32 are connected with the frame 2 by bolt respectively
Connect, the spacing metal plate 31 is formed with the rectangular cavities 35 that can accommodate high photographing instrument 34 with the projection platform support 32, described
High photographing instrument 34 is bolted the bottom above the rectangular cavities 35.
Bolt connection convenience in transport and installation multimedia blackboard, the big I of rectangular cavities 35 is according to actual conditions, adjustment
The position of spacing metal plate 31 and projection platform support 32 on frame 2.
Further, Fig. 3, Fig. 4 are referred to, is provided with sound equipment 51 in the sound equipment area 5, the sound equipment 51 is controlled by sound equipment
Module 52 controls, and the sound equipment control module 52 is arranged on the side of frame 2.
Sound equipment control module 52 connects, controlled two sound equipments 51 of the both sides of frame 2 by circuit, and sound equipment control module 52 is set
In the side of frame 2 so that avoid anterior chalk dust from falling into sound equipment control module 52, also make it that multimedia blackboard is integrally whole
It is clean, attractive in appearance.
Further, it is described referring to Fig. 3, the both sides of the folding door 33 are arranged with the turnover panel 332 wide with folding door
Turnover panel 332 is rotatablely connected with the folding door 33.
When folding door 33 is opened to 90 °, folding door 33 is in horizontal plane, and the turnover panel 332 on both sides is opened as flipbook, its
With folding door 33 in same level, the projected area of projection platform 331 is increased, it is convenient to be placed on projection platform 331
Need the realia demonstrated.
Further, the lower end of folding door 33 is connected by Limiting hinge 6 with the projection platform support 32.
Limiting hinge 6 is 90 ° of hinges or tobacco pipe hinge, can make any folding between 0-90 ° of folding door 33, convenient to beat
Open and operate high photographing instrument 34；After terminating, high photographing instrument 34 is folded and is received into rectangular cavities 35, and the folding door 33 is closed
After conjunction, its outer wall is concordant with frame 2, can protect high photographing instrument 34, and multimedia blackboard will not be allowed integrally to seem in disorder again.
Further, referring to Fig. 5, the storing part 4 is provided with rectangle parcel tray 41 and baffle plate 42, the parcel tray 41 is logical
Cross bolt to be connected with the frame 2, the parcel tray 41 is rotatablely connected with the baffle plate 42.
Parcel tray 41 is arranged on the inner chamber of frame 2, baffle plate 42 cause parcel tray 41 do not influence multimedia blackboard aesthetic property and
Cleaning.
Further, referring to Fig. 2, being provided with rectangle wet rubbing functional frame 43, the wet rubbing functional frame 43 in the storing part 4
If being provided with dried layer from top to bottom, the wet rubbing functional frame 43 is connected by bolt with frame 2.
Integral type wet rubbing functional frame 43 so that a zonule on frame 2 just can with water storage, get wet, press water and
The function of sewage collecting, improve the space availability ratio of frame 2；In teaching process, can cleaner plate smears in time dust, save
The time to erase the board, avoid Faculty and Students and suck excessive chalk dust.
Further, the wet rubbing functional frame 43 is sequentially provided with water storage case 431, Wetter box 432, blackboard eraser pressure water from top to bottom
Frame 433 and sewage receiver 434, the water storage case 431, Wetter box 432, blackboard eraser pressure water frame 433 respectively with the wet rubbing function
The bolt connection of frame 43, sewage receiver 434 are placed in the wet rubbing functional frame 43.
The lid that can be raised is provided with the top of water storage case 431, adds water in facilitating toward water storage case 431；Water storage case 431,
The bottom of Wetter box 432 is equipped with tap, facilitates water to flow out；When such as putting winter and summer vacation, by water storage case 431, Wetter box 432
Water is discharged, easy to operate as long as gently twisting tap；The humidity of 433 convenient control blackboard eraser of blackboard eraser pressure water frame；Sewage
Receiver 434 can take out from wet rubbing functional frame 43, easy cleaning sewage receiver 434.
Further, Fig. 1, Fig. 3 are referred to, the spacing metal plate 31 and the baffle plate 42 are equipped with cabinet door lock.
Dress presses lock on spacing metal plate 31, presses lock and is used cooperatively with folding door 33, quickly, easily opens and closes folding door
33, facilitate the management of high photographing instrument 34, using integrated design, can be matched according to customer demand.
Conventional cabinet door lock is installed, for depositing realia on baffle plate 42.
Further, Fig. 6, Fig. 7 are referred to, the frame 2 is hollow, rectangular structure, and the lateral surface of frame 2, which is provided with, to be prolonged
Extending portion 22, the side relative with the extension 22 are provided with external part 21 and the extension 22 perpendicular to the external part 21,
The external part 21 and the blackboard panel 1 overlap and the external part 21 is located at the front portion of the blackboard panel 1, described to prolong
The end lap connecting plate 23 of extending portion 22；
The end cross section of extension 22 is fish hook shape, and described one end of connecting plate 23 is provided with and the end of extension 22
The barb of cooperation, the barb lug boss side are provided with lapping plate 231, depressed part and the extension of the lapping plate 231
22 tip projecting portions are fastened and the lapping plate 231 is integrally formed with connecting plate 23；The other end cross section of connecting plate 23 is
Fish hook shape.
Multimedia blackboard is in the different electronic equipment of installation TV equal thickness, because having extension 22 and connecting plate 23 to exist
Multimedia blackboard both sides, so can't see wall and the various power supply signals behind multimedia blackboard from multimedia blackboard side
Line so that multimedia blackboard is more attractive on the whole；The structure and overlapping mode of extension 22 and connecting plate 23, it is convenient to pacify installation and dismantling
Unload；The end of connecting plate 23 is vertical with metope, and its cross section is that fish hook shape is to subsequently conveniently widen connecting plate 23.
All any modification, equivalent and improvement made within the spirit and principles of the invention etc., should be included in
Within protection scope of the present invention.
Claims (10)
1. a kind of multimedia blackboard, including blackboard panel (1) and frame (2), the frame (2) are arranged on the blackboard panel
(1) surrounding, it is characterised in that：The frame (2) is hollow structure, and the frame (2) sets respectively in left and right sides inner chamber bottom
There are high photographing instrument functional areas (3) and storing part (4), frame (2) left and right sides inner chamber top is equipped with sound equipment area (5)；
Spacing metal plate (31) is provided with above the high photographing instrument functional areas (3), lower section is provided with projection platform support (32), front portion is provided with
Folding door (33), high photographing instrument (34) are arranged on high photographing instrument functional areas (3) inside, projection are provided with the inside of the folding door (33)
Platform (331), folding door (33) lower end are rotatablely connected with the projection platform support (32).
2. multimedia blackboard according to claim 1, it is characterised in that：The spacing metal plate (31) and the projection platform
Support (32) is bolted with the frame (2) respectively, the spacing metal plate (31) and the projection platform support (32)
Form and be bolted with the rectangular cavities (35) that can accommodate high photographing instrument (34), the high photographing instrument (34) in the rectangular cavity
Bottom above body (35).
3. multimedia blackboard according to claim 1, it is characterised in that：Sound equipment (51), institute are provided with the sound equipment area (5)
State sound equipment (51) to control by sound equipment control module (52), the sound equipment control module (52) is arranged on the side of frame (2).
4. multimedia blackboard according to claim 1, it is characterised in that：Folding door (33) both sides are arranged with and rolled over
The wide turnover panel (332) of folded door, the turnover panel (332) are rotatablely connected with the folding door (33).
5. multimedia blackboard according to claim 1, it is characterised in that：Folding door (33) lower end passes through Limiting hinge
(6) it is connected with the projection platform support (32).
6. according to the multimedia blackboard described in claim any one of 1-5, it is characterised in that：The storing part (4) is provided with rectangle
Parcel tray (41) and baffle plate (42), the parcel tray (41) are connected by bolt with the frame (2), the parcel tray (41) with
Baffle plate (42) rotation connection.
7. according to the multimedia blackboard described in claim any one of 1-5, it is characterised in that：Square is provided with the storing part (4)
Shape wet rubbing functional frame (43), if being provided with dried layer from top to bottom, the wet rubbing functional frame (43) passes through the wet rubbing functional frame (43)
Bolt is connected with frame (2).
8. multimedia blackboard according to claim 7, it is characterised in that：The wet rubbing functional frame (43) is from top to bottom successively
Provided with water storage case (431), Wetter box (432), blackboard eraser pressure water frame (433) and sewage receiver (434), the water storage case (431),
Wetter box (432), blackboard eraser pressure water frame (433) are put with wet rubbing functional frame (43) bolt connection, sewage receiver (434) respectively
Put in the wet rubbing functional frame (43).
9. multimedia blackboard according to claim 6, it is characterised in that：The spacing metal plate (31) and the baffle plate (42)
It is equipped with cabinet door lock.
10. multimedia blackboard according to claim 1, it is characterised in that：The frame (2) is hollow, rectangular structure, institute
State the lateral surface of frame 2 and be provided with extension (22), relative side is provided with external part (21) and described prolonged with the extension (22)
Extending portion (22) is perpendicular to the external part (21), and the external part (21) is overlapped with the blackboard panel (1) and the external part
(21) front portion of the blackboard panel (1), extension (22) the end lap connecting plate (23) are located at；
Extension (22) end cross section is fish hook shape, and described connecting plate (23) one end is provided with and the extension (22) end
Hold the barb coordinated, the barb lug boss side is provided with lapping plate (231), the depressed part of the lapping plate (231) with it is described
Extension (22) tip projecting portion is fastened and the lapping plate (231) is integrally formed with connecting plate (23)；The connecting plate (23)
Other end cross section is fish hook shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711175308.XA CN107791729A (en) | 2017-11-22 | 2017-11-22 | A kind of multimedia blackboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711175308.XA CN107791729A (en) | 2017-11-22 | 2017-11-22 | A kind of multimedia blackboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107791729A true CN107791729A (en) | 2018-03-13 |
Family
ID=61535446
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711175308.XA Pending CN107791729A (en) | 2017-11-22 | 2017-11-22 | A kind of multimedia blackboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107791729A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109397936A (en) * | 2018-10-23 | 2019-03-01 | 大连前海大象物联科技有限公司 | A kind of turnover blackboard |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07290898A (en) * | 1994-04-21 | 1995-11-07 | Seiji Kawashima | Storing tool for water-coating body |
| CN202443602U (en) * | 2011-11-24 | 2012-09-19 | 武汉智脑通科技有限公司 | Combined type integrated multimedia electronic whiteboard |
| CN203038496U (en) * | 2012-12-24 | 2013-07-03 | 武汉市腾亚科技有限公司 | Multimedia integrated teaching machine |
| CN103440789A (en) * | 2013-09-01 | 2013-12-11 | 四川东山教学设备有限责任公司 | Interactive multimedia teaching dust-free writing board |
| CN205075519U (en) * | 2015-10-19 | 2016-03-09 | 石家庄科达文教用品有限公司 | A assembled basin for blackboard |
| CN208343773U (en) * | 2017-11-22 | 2019-01-08 | 石家庄科达文教用品有限公司 | A kind of multimedia blackboard |
-
2017
- 2017-11-22 CN CN201711175308.XA patent/CN107791729A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07290898A (en) * | 1994-04-21 | 1995-11-07 | Seiji Kawashima | Storing tool for water-coating body |
| CN202443602U (en) * | 2011-11-24 | 2012-09-19 | 武汉智脑通科技有限公司 | Combined type integrated multimedia electronic whiteboard |
| CN203038496U (en) * | 2012-12-24 | 2013-07-03 | 武汉市腾亚科技有限公司 | Multimedia integrated teaching machine |
| CN103440789A (en) * | 2013-09-01 | 2013-12-11 | 四川东山教学设备有限责任公司 | Interactive multimedia teaching dust-free writing board |
| CN205075519U (en) * | 2015-10-19 | 2016-03-09 | 石家庄科达文教用品有限公司 | A assembled basin for blackboard |
| CN208343773U (en) * | 2017-11-22 | 2019-01-08 | 石家庄科达文教用品有限公司 | A kind of multimedia blackboard |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109397936A (en) * | 2018-10-23 | 2019-03-01 | 大连前海大象物联科技有限公司 | A kind of turnover blackboard |
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Application publication date: 20180313 |
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