CN209199364U - A kind of numeral teaching system - Google Patents

A kind of numeral teaching system Download PDF

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Publication number
CN209199364U
CN209199364U CN201821106488.6U CN201821106488U CN209199364U CN 209199364 U CN209199364 U CN 209199364U CN 201821106488 U CN201821106488 U CN 201821106488U CN 209199364 U CN209199364 U CN 209199364U
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China
Prior art keywords
liquid crystal
numerical digit
media platform
digit screen
crystal numerical
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Active
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CN201821106488.6U
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Chinese (zh)
Inventor
谭良
赵敏
林龙
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Sichuan Normal University
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Sichuan Normal University
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Priority to CN201821106488.6U priority Critical patent/CN209199364U/en
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Abstract

This application discloses a kind of numeral teaching systems, are inconvenient to impart knowledge to students for solving the problems, such as that teacher writes writing on the blackboard using digital device in the prior art.The numeral teaching system includes: liquid crystal numerical digit screen, multi-media platform and image output device;The liquid crystal numerical digit screen and the multi-media platform are electrically connected, and the multi-media platform and described image output equipment are electrically connected;The modified traditional instruction content is sent to the multi-media platform for showing and modifying pre-designed traditional instruction content to realize interactive mode teaching by the liquid crystal numerical digit screen;The multi-media platform is used to receive and store the modified traditional instruction content that the liquid crystal numerical digit screen is sent, and the modified traditional instruction content is sent to described image output equipment;Described image output equipment is used to receiving and showing the modified traditional instruction content that the multi-media platform is sent.

Description

A kind of numeral teaching system
Technical field
This application involves the technical fields of numeral teaching, are related to a kind of numeral teaching system.
Background technique
At present in the classroom teaching of general education school, teacher needs by writing calculation process wizard student thinking, It needs convenient and efficient and clearly shows students to see in real time, good system and equipment can help teacher to complete classroom plate Book is write and the interaction of the teaching classroom of students is to improve the quality of teaching.However, classroom can be helped in existing equipment The equipment that writing on the blackboard is write includes blackboard, chalk, white board marker and blank;Religion is be easy to cause using the dust of the generation of blackboard plus chalk Teacher's occupational disease;It is not cleaned for a long time using the person's handwriting that blank plus white board marker generate and is difficult to clean up, white board marker also is easy Do not have the problem of ink now, largely purchases the problem of white board marker be easy to cause waste of material;Although having there is the multi-media platform to include Computer terminal and projector help teacher to complete interactive mode teaching, but because teacher needs scene to write formula in real time on classroom With picture table, the real-time traditional instruction in classroom inconvenient for operation of multi-media platform computer terminal.So existing in the prior art Teacher, which writes writing on the blackboard using digital device, is inconvenient to the problem of imparting knowledge to students.
Utility model content
In view of this, the application provides a kind of numeral teaching system, set for solving teacher in the prior art using number The problem of imparting knowledge to students is inconvenient to for writing on the blackboard is write.
A kind of numeral teaching system provided by the present application, comprising: liquid crystal numerical digit screen, multi-media platform and image output are set It is standby;The liquid crystal numerical digit screen and the multi-media platform are electrically connected, the multi-media platform and described image output equipment electricity Property connection;The liquid crystal numerical digit screen is used to showing and modifying pre-designed traditional instruction content to realize interactive mode teaching, And the modified traditional instruction content is sent to the multi-media platform;The multi-media platform for receive and Store the modified traditional instruction content that the liquid crystal numerical digit screen is sent, and by the modified writing on the blackboard The content of courses is sent to described image output equipment;Described image output equipment is for receiving and showing the multi-media platform hair The modified traditional instruction content sent.
Optionally, in the embodiment of the present application, the liquid crystal numerical digit screen includes: liquid crystal display panel, magnetic board and master control borad;Institute It states master control borad to be located inside the liquid crystal numerical digit screen, the magnetic board is between the liquid crystal display panel and the master control borad, institute It states master control borad and the liquid crystal display panel is electrically connected, the magnetic board and the master control borad are electrically connected.
Optionally, in the embodiment of the present application, the liquid crystal numerical digit screen further includes buffering plastic foamboard;The buffering bubble Between the magnetic board and the master control borad, the buffering plastic foamboard and magnetic board insulation connect foam plastic plate It connects.
Optionally, in the embodiment of the present application, the liquid crystal numerical digit screen further includes zinc plated sheet metal;The zinc plated sheet metal Inside the liquid crystal numerical digit screen, the zinc plated sheet metal is between the buffering plastic foamboard and the master control borad.
Optionally, in the embodiment of the present application, the zinc plated sheet metal and the master control borad are connected by contact.
Optionally, in the embodiment of the present application, described image output equipment includes projector;The projector and described more Media dais is connected by signal wire.
Optionally, in the embodiment of the present application, further includes: the first connecting line and the second connecting line;The liquid crystal numerical digit screen It is connected with the multi-media platform by the first connecting line, the multi-media platform and described image output equipment connect by second Wiring connection;One end that first connecting line connects the liquid crystal numerical digit screen uses Universal Serial Bus Interface and high definition Clear degree multimedia interface, one end that first connecting line connects the multi-media platform use Universal Serial Bus Interface And high-definition multimedia interface;Second connecting line connects the both ends of the multi-media platform and described image output equipment Be using Video Graphics Array interface.
It optionally, in the embodiment of the present application, further include digital pen;The digital pen passes through phase with the liquid crystal numerical digit screen Mutually cooperation is completed to show and modifies the pre-designed traditional instruction content to realize interactive mode teaching.
Optionally, in the embodiment of the present application, the multi-media platform includes: computer terminal;The computer terminal is located at Inside the multi-media platform, the computer terminal is electrically connected with the liquid crystal numerical digit screen and the projector respectively.
Optionally, in the embodiment of the present application, the computer terminal includes: microphone and loudspeaker;The computer terminal It is electrically connected respectively with the microphone and the loudspeaker.
A kind of numeral teaching system provided by the present application is exported by operation liquid crystal numerical digit screen, multi-media platform and image Cooperating with each other to realize multiple functions between equipment: including on liquid crystal numerical digit screen writing on the blackboard, carry out on liquid crystal numerical digit screen Writing on the blackboard and the switching of PowerPoint software (PPT, PowerPoint), liquid crystal numerical digit screen play video etc..Due to liquid crystal numerical digit screen Professional operation compared to existing electronic equipment is more complicated, and the operation of liquid crystal numerical digit screen is simpler and easy-to-use, so that teacher It is more convenient in classroom writing board book, thus efficiently solve in the prior art teacher using digital device write writing on the blackboard inconvenience The problem of teaching.
To enable the above objects, features, and advantages of the application to be clearer and more comprehensible, preferred embodiment is cited below particularly, and cooperate Appended attached drawing, is described in detail below.
Detailed description of the invention
Illustrate the technical solutions in the embodiments of the present application or in the prior art in order to clearer, to embodiment or will show below There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this Some embodiments of application for those of ordinary skill in the art without creative efforts, can be with It obtains other drawings based on these drawings.
Fig. 1 shows the structural schematic diagram of numeral teaching system provided by the embodiments of the present application;
Fig. 2 shows the structural schematic diagrams of liquid crystal numerical digit screen provided by the embodiments of the present application;
Fig. 3 shows the structural schematic diagram of image output device provided by the embodiments of the present application;
Fig. 4 shows the connection schematic diagram of numeral teaching system provided by the embodiments of the present application;
Fig. 5 shows the connection schematic diagram of liquid crystal numerical digit screen and computer terminal in the embodiment of the present application.
Icon: 101- numeral teaching system;The first connecting line of 100-;110- Universal Serial Bus Interface;130- high-resolution Spend multimedia interface;The second connecting line of 200-;210- Video Graphics Array interface;300- liquid crystal numerical digit screen;310- liquid crystal display panel; 330- magnetic board;350- buffers plastic foamboard;370- zinc plated sheet metal;390- master control borad;500- multi-media platform;510- electricity Brain terminal;700- image output device;710- projector;900- digital pen.
Specific embodiment
Below in conjunction with attached drawing in the embodiment of the present application, technical solutions in the embodiments of the present application carries out clear, complete Ground description, it is clear that described embodiments are only a part of embodiments of the present application, instead of all the embodiments.Usually exist The component of the embodiment of the present application described and illustrated in attached drawing can be arranged and be designed with a variety of different configurations herein.Cause This, is not intended to limit claimed the application's to the detailed description of the embodiments herein provided in the accompanying drawings below Range, but it is merely representative of the selected embodiment of the application.Based on embodiments herein, those skilled in the art are not being done Every other embodiment obtained under the premise of creative work out, shall fall in the protection scope of this application.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.
In the description of the present application, it should be noted that the instruction such as term " on ", "lower", "left", "right", "inner", "outside" Orientation or positional relationship be based on the orientation or positional relationship shown in the drawings or the product using when the side usually put Position or positional relationship are merely for convenience of description the application and simplify description, rather than the device or member of indication or suggestion meaning Part must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as the limitation to the application.
In the description of the present application, it is also necessary to which explanation is unless specifically defined or limited otherwise, term " setting ", " installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be fixedly connected, may be a detachable connection or one Connect to body;It can be mechanical connection, be also possible to be electrically connected;It can be directly connected, it can also be indirect by intermediary It is connected, can be the connection inside two elements.
In the description of the present application, it is also necessary to explanation, herein, such as first and second or the like relationship art Language is only used to distinguish one entity or operation from another entity or operation, without necessarily requiring or implying this There are any actual relationship or orders between a little entities or operation.The terms such as term "horizontal", "vertical", " pendency " It is not offered as requiring component abswolute level or pendency, but can be slightly tilted.As "horizontal" only refers to that its direction is opposite " perpendicular It is more horizontal for directly ", it is not to indicate that the structure is had to fully horizontally, but can be slightly tilted.Term " includes ", "comprising" or any other variant thereof is intended to cover non-exclusive inclusion so that include a series of elements process, Method, article or equipment not only include those elements, but also including other elements that are not explicitly listed, or are also wrapped It includes as elements inherent to such a process, method, article, or device.In the absence of more restrictions, by sentence " including One ... " limit element, it is not excluded that there is also another in the process, method, article or apparatus that includes the element Outer identical element.For the ordinary skill in the art, above-mentioned term can be understood in this application with concrete condition Concrete meaning.
With reference to the accompanying drawing, it elaborates to some embodiments of the application.In the absence of conflict, following Feature in embodiment and embodiment can be combined with each other.
First embodiment
Referring to Figure 1, Fig. 1 shows the structural schematic diagram of numeral teaching system provided by the embodiments of the present application.The application A kind of numeral teaching system 101 provided, comprising: liquid crystal numerical digit screen 300, multi-media platform 500 and image output device 700; Liquid crystal numerical digit screen 300 and multi-media platform 500 are electrically connected, and multi-media platform 500 and image output device 700 are electrically connected; Liquid crystal numerical digit screen 300 realizes interactive mode teaching for showing and modifying pre-designed traditional instruction content, and will modification Traditional instruction content afterwards is sent to multi-media platform 500;Multi-media platform 500 is for receiving and storing liquid crystal numerical digit screen 300 The modified traditional instruction content sent, and modified traditional instruction content is sent to image output device 700;Image Output equipment 700 is used to receiving and showing the modified traditional instruction content that multi-media platform 500 is sent.
Wherein, it should be noted that, numeral teaching system 101 includes: liquid crystal numerical digit screen 300, multi-media platform 500 and figure As output equipment 700;Liquid crystal numerical digit screen 300 and multi-media platform 500 are electrically connected, and multi-media platform 500 is set with image output Standby 700 are electrically connected;Liquid crystal numerical digit screen 300 is for showing and modifying pre-designed traditional instruction content to realize interactive mode Teaching, and modified traditional instruction content is sent to multi-media platform 500;Multi-media platform 500 is for receiving and storing The modified traditional instruction content that liquid crystal numerical digit screen 300 is sent, and it is defeated that modified traditional instruction content is sent to image Equipment 700 out;Image output device 700 is used to receive and show in the modified traditional instruction that multi-media platform 500 is sent Hold.
Wherein it is possible to understand, a kind of mainly interactive teaching of realization of numeral teaching system 101 provided by the present application Multiple functions are realized by operation liquid crystal numerical digit screen 300: writing on the blackboard, liquid crystal number on liquid crystal numerical digit screen 300 including teacher in classroom The switching of position 300 enterprising andante books of screen and PPT, liquid crystal numerical digit screen 300 play video etc..Teacher passes through operation liquid crystal numerical digit screen 300 realize multiple functions so that teacher is more convenient in classroom writing board book.
Fig. 2 is referred to, Fig. 2 shows the structural schematic diagrams of liquid crystal numerical digit screen provided by the embodiments of the present application.Optionally, exist In the embodiment of the present application, liquid crystal numerical digit screen 300 includes: liquid crystal display panel 310, magnetic board 330 and master control borad 390;Master control borad 390 Inside liquid crystal numerical digit screen 300, magnetic board 330 is between liquid crystal display panel 310 and master control borad 390, master control borad 390 and liquid crystal Panel 310 is electrically connected, and magnetic board 330 and master control borad 390 are electrically connected.
Wherein, it should be noted that, liquid crystal numerical digit screen 300 includes: liquid crystal display panel 310, magnetic board 330 and master control borad 390; Master control borad 390 is located inside liquid crystal numerical digit screen 300, and magnetic board 330 is between liquid crystal display panel 310 and master control borad 390, master control Plate 390 and liquid crystal display panel 310 are electrically connected, and magnetic board 330 and master control borad 390 are electrically connected.Liquid crystal display panel 310, magnetic board 330 and master control borad 390 cooperate with each other so that liquid crystal numerical digit screen 300 can not only incude the contact of digital pen, can also feel The touching of finger is answered to operate.
It,, can be with as second desktop of computer after liquid crystal numerical digit screen 300 connects computer wherein it is possible to be appreciated that With computer desktop simultaneous display, when operator's use, only needs the direct visualizztion on numerical digit screen to input.To screen request: (1) screen size: 299mmx171mm.(2) coordinate resolution: 1920x1080.(3) pressure sensitivity controls: 2048 grades.(4) weight: 1.5kg.(5) thickness: 1.5cm or so.Liquid crystal numerical digit screen 300 see in appearance be a tablet computer size LCD screen, Technical principle is consistent with Digitizing plate, by the way that magnetic board 330 to be built into display, i.e., by magnetic board 330 as liquid crystal display panel 310 rear end, which can obtain preferable light transmittance, influences display image quality by magnetic board 330, has accurately touch-control Meanwhile it ensure that screen optimal images performance and display effect.
Fig. 2 is referred to, optionally, in the embodiment of the present application, liquid crystal numerical digit screen 300 further includes buffering plastic foamboard 350;Plastic foamboard 350 is buffered between magnetic board 330 and master control borad 390, buffers plastic foamboard 350 and magnetic board 330 insulation connections.
Wherein, it should be noted that, liquid crystal numerical digit screen 300 further includes buffering plastic foamboard 350;Buffer foamed plastics Between magnetic board 330 and master control borad 390, buffering plastic foamboard 350 and the insulation of magnetic board 330 connect plate 350.Using slow Plastic foamboard 350 is rushed to fill the volume of radio frequency part, so that the inner body of liquid crystal numerical digit screen is in transit Certain buffer function can be played when encountering emergency.
Fig. 2 is referred to, optionally, in the embodiment of the present application, liquid crystal numerical digit screen 300 further includes zinc plated sheet metal 370;Plating Zinc metal plate 370 is located inside liquid crystal numerical digit screen 300, and zinc plated sheet metal 370 is located at buffering plastic foamboard 350 and master control borad Between 390.
Wherein, it should be noted that, liquid crystal numerical digit screen 300 further includes zinc plated sheet metal 370;Zinc plated sheet metal 370 is located at Inside liquid crystal numerical digit screen 300, zinc plated sheet metal 370 is located between buffering plastic foamboard 350 and master control borad 390.Liquid crystal numerical digit Screen 300 can shield the interference of other electromagnetic signals using zinc plated sheet metal 370, to ensure that magnetic board 330 was incuded Contact position precision.
Optionally, in the embodiment of the present application, zinc plated sheet metal 370 and master control borad 390 are connected by contact.
Wherein, it should be noted that, zinc plated sheet metal 370 and master control borad 390 are connected by contact.Here master control Plate 390 includes master control printed circuit board (Printed Circuit Board, PCB) plate, and master control borad and zinc plated sheet metal have contact Contact, is arranged to be grounded.
Fig. 3 is referred to, Fig. 3 shows the structural schematic diagram of image output device provided by the embodiments of the present application.Optionally, In the embodiment of the present application, image output device 700 includes projector 710;Projector 710 and multi-media platform 500 pass through letter The connection of number line.
Wherein, it should be noted that, image output device 700 includes projector 710;Projector 710 and multi-media platform 500 are connected by signal wire.When classroom instruction, projector 710 mainly is used in school used here as projector 710 For impart knowledge to students output equipment image size can according to projector at a distance from projection screen and the projection scope of projector into Row changes, and long-range classmate is made to be more easier to see.
Fig. 4 is referred to, Fig. 4 shows the connection schematic diagram of numeral teaching system provided by the embodiments of the present application.Optionally, In the embodiment of the present application, numeral teaching system 101 further include: the first connecting line 100 and the second connecting line 200;Liquid crystal numerical digit Screen 300 and multi-media platform 500 are connected by the first connecting line 100, and multi-media platform 500 passes through with image output device 700 The connection of second connecting line 200;One end of first connecting line 100 connection liquid crystal numerical digit screen 300 uses universal serial bus to connect Mouth 110 and high-definition multimedia interface 130, one end of the first connecting line 100 connection multi-media platform 500 use logical With serial bus interface 110 and high-definition multimedia interface 130;Second connecting line 200 connects multi-media platform 500 and image The both ends of output equipment 700 be using Video Graphics Array interface 210.
Wherein, it should be noted that, the lesser distortion of data mainly can be guaranteed by VGA, HDMI, USB interface.HDMI It is the abbreviation of (High Definition Multimedia Interface), means high-definition multimedia interface, be one Kind digitized video/audio interface technology, is suitble to the tailored version digital interface of image transmission, can transmit audio and image simultaneously Signal, the maximum data transmission speed are 48Gbps;VGA (Video Graphics Array) Video Graphics Array be IBM in One proposed for 1987 uses the computer display standard of analog signal.USB interface, that is, computer uses VGA standard output data Special purpose interface.USB interface shares 15 needles, is divided into 3 rows, and 5 holes of every row, are the interface types being most widely used on video card, Image can be preferably shown in practical application scene and resolution ratio is higher.
Wherein it is possible to be appreciated that, numeral teaching system 101 further include: the first connecting line 100 and the second connecting line 200;Liquid crystal numerical digit screen 300 and multi-media platform 500 are connected by the first connecting line 100, and multi-media platform 500 and image export Equipment 700 is connected by the second connecting line 200;One end of first connecting line 100 connection liquid crystal numerical digit screen 300 uses general One end of serial bus interface 110 and high-definition multimedia interface 130, the first connecting line 100 connection multi-media platform 500 makes It is Universal Serial Bus Interface 110 and high-definition multimedia (High Definition Multimedia Interface, HDMI) interface 130;The both ends of second connecting line 200 connection multi-media platform 500 and image output device 700 Be using Video Graphics Array (Video Graphics Array, VGA) interface 210.Here it connects and uses between equipment Universal Serial Bus Interface, high-definition multimedia interface and Video Graphics Array interface primarily to guarantee practical application Image can be preferably shown in scene, and can guarantee the lesser distortion of data.
Fig. 3 is referred to, optionally, in the embodiment of the present application, numeral teaching system 101 further includes digital pen 900;Numerical digit Pen 900 is shown by the completion that cooperates with liquid crystal numerical digit screen 300 and modifies pre-designed traditional instruction content to realize Interactive mode teaching.
Wherein, it should be noted that, numeral teaching system 101 further includes digital pen 900;Digital pen 900 and liquid crystal numerical digit Screen 300 is shown by the completion that cooperates and modifies pre-designed traditional instruction content to realize interactive mode teaching.Pass through Using the operation of digital pen 900, uncomfortable tradition of being got used to hand contact action is made to hold the teacher that chalk carries out writing on the blackboard, it can It adapts to carry out writing on the blackboard operation using digital pen faster, to avoid the problem that habit conversion.
Wherein it is possible to be appreciated that, digital pen 900 is a time writer, and principle is electromagnetic induction, 900 benefit of digital pen With electromagnetic induction principle, cutting magnetic induction line to generate electric signal passes through multipoint positioning, writing on the blackboard screen on liquid crystal numerical digit screen 300 Chip can be accurately determined the position of digital pen 900, to complete to write.Its high-precision digital pen 900 also has specifically Requirement: (1) reading speed: 200 points/second.(2) pen core diameter: 1.7mm.(3) pressure sensitivity controls: 2048 grades.(4) angle is distinguished: 60 degree.
Fig. 3 is referred to, optionally, in the embodiment of the present application, multi-media platform 500 includes: computer terminal 510;Computer Terminal 510 is located inside multi-media platform 500, and computer terminal 510 electrically connects with liquid crystal numerical digit screen 300 and projector 710 respectively It connects.
Wherein, it should be noted that, multi-media platform 500 includes: computer terminal 510;Computer terminal 510 is located at multimedia Inside dais 500, computer terminal 510 is electrically connected with liquid crystal numerical digit screen 300 and projector 710 respectively.Use computer terminal 510 make it easier to that the direct computer operating of teacher for getting used to computer terminal operation is allowed to carry out writing on the blackboard, can fit faster Computer terminal should be used to carry out writing on the blackboard operation, to avoid the problem that habit conversion.
Optionally, in the embodiment of the present application, the computer terminal includes: microphone and loudspeaker;The computer terminal It is electrically connected respectively with the microphone and the loudspeaker.
Wherein, it should be noted that, the computer terminal includes: microphone and loudspeaker;The computer terminal respectively with The microphone and the loudspeaker are electrically connected.Microphone and loudspeaker are used in conjunction with each other, can help sound less or The effortless teaching of the uncomfortable teacher of person's throat, and complete interactive teaching and learning and teaching task.
Wherein it is possible to be appreciated that, it is based on numeral teaching system 101, teacher switches windows/Mac computer (pc) desktop Different software can achieve the displaying of various teaching content, such as: selected using mouse or digital pen 900 in numerical digit screen desktop Power point shows that preprepared is prepared lessons content, and video teaching content can be played by being switched to player, then open picture Figure software, can be with writing on the blackboard content using digital pen 900, can also be by installing free classroom at windows/Mac computer (pc) Interactive software (such as: " uncommon fertile blank ") is operated on liquid crystal numerical digit screen 300 using digital pen 900 carries out same interactive religion It learns, operation of teacher is easy, does not need training operative skill.
Fig. 5 is referred to, Fig. 5 shows the connection schematic diagram of liquid crystal numerical digit screen and computer terminal in the embodiment of the present application. Wherein, it should be noted that, liquid crystal numerical digit screen is connect with computer terminal, and computer terminal here can be placed on multimedia Portable computer on dais is also possible to be placed on the desktop computer in multi-media platform, here the specific shape of computer terminal Formula should not be construed as the limitation to the application.
Wherein it is possible to be appreciated that, if teacher oneself band laptop, i.e. portable computer, then can other than Laptop is connect, then connects liquid crystal numerical digit screen.Wherein, specific interface mode connects the interface packet of liquid crystal numerical digit screen referring to Fig. 5 USB-TypeC interface and HDMI- TypeC interface are included, the interface of laptop or the desktop computer in multi-media platform is connected It include: standard USB interface, standard HDMI interface and power line adapter;Wherein, the power supply adapter can be suitable with power supply The electric socket of orchestration insertion 220V.
It wherein, is that the writing on the blackboard that the content of courses is carried out on liquid crystal numerical digit screen relies on writing software with needing to illustrate, The free application software that such as included drawing software of computer can provide painting canvas writing.That is, number provided by the present application The use of word tutoring system relies on other companies and provides free software, such as Microsoft provides computer included drawing software Deng.
A kind of numeral teaching system provided by the present application is exported by operation liquid crystal numerical digit screen, multi-media platform and image Cooperating with each other to realize multiple functions between equipment: including on liquid crystal numerical digit screen writing on the blackboard, carry out on liquid crystal numerical digit screen Writing on the blackboard and the switching of PowerPoint software (PPT, PowerPoint), liquid crystal numerical digit screen play video etc..Due to liquid crystal numerical digit screen Professional operation compared to existing electronic equipment is more complicated, and the operation of liquid crystal numerical digit screen is simpler and easy-to-use, so that teacher It is more convenient in classroom writing board book, thus efficiently solve in the prior art teacher using digital device write writing on the blackboard inconvenience The problem of teaching.
The foregoing is merely preferred embodiment of the present application, are not intended to limit this application, for the skill of this field For art personnel, various changes and changes are possible in this application.Within the spirit and principles of this application, made any to repair Change, equivalent replacement, improvement etc., should be included within the scope of protection of this application.

Claims (10)

1. a kind of numeral teaching system characterized by comprising liquid crystal numerical digit screen, multi-media platform and image output device;Institute It states liquid crystal numerical digit screen and the multi-media platform is electrically connected, the multi-media platform electrically connects with described image output equipment It connects;
The liquid crystal numerical digit screen realizes interactive mode teaching for showing and modifying pre-designed traditional instruction content, and will The modified traditional instruction content is sent to the multi-media platform;
The multi-media platform is used to receive and store the modified traditional instruction that the liquid crystal numerical digit screen is sent Content, and the modified traditional instruction content is sent to described image output equipment;
Described image output equipment is used to receive and show the modified writing on the blackboard religion that the multi-media platform is sent Learn content.
2. numeral teaching system as described in claim 1, which is characterized in that the liquid crystal numerical digit screen includes: liquid crystal display panel, electricity Magnetic sheet and master control borad;The master control borad is located inside the liquid crystal numerical digit screen, and the magnetic board is located at the liquid crystal display panel and institute It states between master control borad, the master control borad and the liquid crystal display panel are electrically connected, and the magnetic board and the master control borad are electrically connected.
3. numeral teaching system as claimed in claim 2, which is characterized in that the liquid crystal numerical digit screen further includes buffering foam plastic Flitch;The buffering plastic foamboard is between the magnetic board and the master control borad, the buffering plastic foamboard and institute State magnetic board insulation connection.
4. numeral teaching system as claimed in claim 3, which is characterized in that the liquid crystal numerical digit screen further includes galvanized metal Plate;The zinc plated sheet metal is located inside the liquid crystal numerical digit screen, and the zinc plated sheet metal is located at the buffering plastic foamboard Between the master control borad.
5. numeral teaching system as claimed in claim 4, which is characterized in that the zinc plated sheet metal and the master control borad pass through Contact connects.
6. numeral teaching system as described in claim 1, which is characterized in that described image output equipment includes projector;Institute It states projector and is connect with the multi-media platform by signal wire.
7. numeral teaching system as described in claim 1, which is characterized in that further include: the first connecting line and the second connecting line; The liquid crystal numerical digit screen is connected with the multi-media platform by the first connecting line, and the multi-media platform and described image export Equipment is connected by the second connecting line;
One end that first connecting line connects the liquid crystal numerical digit screen uses Universal Serial Bus Interface and fine definition Multimedia interface, one end that first connecting line connects the multi-media platform use Universal Serial Bus Interface and height Definition multimedia interface;
Second connecting line connect the multi-media platform and described image output equipment both ends be using video figure Shape array interface.
8. numeral teaching system as described in claim 1, which is characterized in that further include digital pen;The digital pen with it is described Liquid crystal numerical digit screen is shown by the completion that cooperates and modifies the pre-designed traditional instruction content to realize interactive mode Teaching.
9. numeral teaching system as claimed in claim 6, which is characterized in that the multi-media platform includes: computer terminal;Institute Computer terminal is stated to be located inside the multi-media platform, the computer terminal respectively with the liquid crystal numerical digit screen and the projector It is electrically connected.
10. numeral teaching system as claimed in claim 9, which is characterized in that the computer terminal includes: microphone and loudspeaking Device;The computer terminal is electrically connected with the microphone and the loudspeaker respectively.
CN201821106488.6U 2018-07-12 2018-07-12 A kind of numeral teaching system Active CN209199364U (en)

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CN201821106488.6U CN209199364U (en) 2018-07-12 2018-07-12 A kind of numeral teaching system

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Application Number Priority Date Filing Date Title
CN201821106488.6U CN209199364U (en) 2018-07-12 2018-07-12 A kind of numeral teaching system

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CN209199364U true CN209199364U (en) 2019-08-02

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