CN111497496A - Chinese interactive teaching blackboard - Google Patents
Chinese interactive teaching blackboard Download PDFInfo
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- CN111497496A CN111497496A CN202010289722.9A CN202010289722A CN111497496A CN 111497496 A CN111497496 A CN 111497496A CN 202010289722 A CN202010289722 A CN 202010289722A CN 111497496 A CN111497496 A CN 111497496A
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- 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
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- 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
- B43L21/00—Blackboard or slate cleaning devices
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
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- Drawing Aids And Blackboards (AREA)
Abstract
The invention belongs to the technical field of teaching facilities, and particularly relates to a Chinese interactive teaching blackboard which comprises a fixing plate, a sliding blackboard and a touch screen panel, wherein the fixing plate is designed in a cuboid structure; the front end surface of the fixed plate is provided with an installation groove; the bottom surface of the mounting groove is symmetrically and fixedly connected with fixed blackboards at the left side and the right side of the mounting groove; a touch screen panel is arranged between the two fixed blackboards inside the mounting groove; the positions of the inner part of the mounting groove, which are close to the side surfaces of the upper side and the lower side of the fixed plate, are fixedly connected with guide blocks; the side surfaces of the opposite sides of the two guide blocks corresponding to the up-down direction are both provided with guide grooves; the inside left and right sides direction of mounting groove sets up two slip blackboards, and the effectual needs that satisfy the quality education have realized the complanate design of interactive teaching blackboard of chinese, are favorable to the classroom left and right sides student watching, simple structure, and the practicality is high.
Description
Technical Field
The invention belongs to the technical field of teaching facilities, and particularly relates to a Chinese interactive teaching blackboard.
Background
Chinese has become a very important and internationalized language, the Confucius academy spreads all over the world, Chinese is no longer the native language that Chinese only has to learn, more and more people learn Chinese as the second language; however, due to its abundant and variable characteristics, chinese is a well-known language difficult to learn, and not only foreigners have many difficulties in learning chinese, such as various confusing and confusing problems of one sound with multiple characters, one character with multiple tones, one character with multiple meanings, grammar and context, but also learners in China, as small as children, and high school students, all encounter various confusing and confusing problems of memory during learning; the problems of ancient and modern translation and the like are more encountered during the study of the language and the literature, the blackboard is very messy, and has an important role in school classroom teaching and family language teaching as a tool for presenting teaching contents and organizing teaching activities.
In the prior art, a sliding blackboard in an interactive teaching blackboard is still not on the same plane with a fixed blackboard after being folded, so that a plane fall exists between the sliding blackboard protruding from the front and the fixed blackboard, serious sight obstruction can be formed on students at the left side and the right side of a classroom, the learning quality of the students at the left side and the right side of the classroom is influenced, and the problems that interactive teaching is difficult to realize, the workload of teachers is large, special difficult teaching is difficult to present and the like are solved only by handwriting.
In view of this, in order to overcome the above technical problems, the present company has designed and developed a chinese interactive teaching blackboard, which solves the above technical problems.
Disclosure of Invention
In order to make up for the defects of the prior art and solve the problems that in the prior art, after being folded, a sliding blackboard in an interactive teaching blackboard is still not on the same plane with a fixed blackboard, so that a plane fall exists between the sliding blackboard protruding forwards and the fixed blackboard, serious sight obstruction can be formed on students at the left side and the right side of a classroom, the learning quality of the students at the left side and the right side of the classroom is influenced, and the interactive teaching is difficult to realize, the workload of teachers is large, special teaching difficulties are difficult to present and the like due to the fact that handwriting efficiency is low, and the like.
The technical scheme adopted by the invention for solving the technical problems is as follows: the interactive Chinese teaching blackboard comprises a fixing plate, a sliding blackboard and a touch screen panel, wherein the fixing plate is designed in a cuboid structure; the front end surface of the fixed plate is provided with an installation groove; the bottom surface of the mounting groove is symmetrically and fixedly connected with fixed blackboards at the left side and the right side of the mounting groove; a touch screen panel is arranged between the two fixed blackboards inside the mounting groove; the positions of the inner part of the mounting groove, which are close to the upper side and the lower side of the fixed plate, are fixedly connected with guide blocks, and the guide blocks are designed to be J-shaped structures; the number of the guide blocks is eight, and the guide blocks are symmetrically arranged left and right and up and down; the side surfaces of the opposite sides of the two guide blocks corresponding to the up-down direction are both provided with guide grooves; two sliding blackboards are arranged in the mounting groove in the left-right direction; the upper surface and the lower surface of each of the two sliding blackboards are fixedly connected with two fixed blocks; the side surfaces of the fixed blocks, which are opposite to one side of the corresponding guide blocks, are fixedly connected with rotating shafts; the rotating shafts are rotatably connected with rollers at the inner positions of the guide grooves; when the teaching blackboard works, when Chinese teaching needs to be carried out, because the traditional blackboard is difficult to meet the requirement of the current generation of informatization, and teachers all carry out teaching by writing by hand on the blackboard, on one hand, teachers have large workload and are easy to induce various occupational diseases, on the other hand, the handwriting efficiency is slow, the interaction time between the traditional blackboard and the students is greatly shortened, complex knowledge difficulty is often difficult to present by simple handwriting, on complex Chinese characters, teachers can easily generate writing errors to cause the phenomenon of disordered knowledge when the students learn, therefore, through the Chinese interactive teaching blackboard, when teachers need to carry out teaching of simple knowledge points, the sliding blackboard is relatively pulled to drive the corresponding fixed block to move, the fixed block drives the rotating shaft to move, and the rotating shaft further drives the roller to move in the corresponding guide groove, and the roller wheel rotates in the guide groove, the guide block is designed into a J-shaped structure, and the guide groove arranged on the surface of the guide block is also of the J-shaped structure, so when two sliding blackboards move to be contacted, the sliding blackboards move left and right and move towards the direction of the touch screen panel, when the two sliding blackboards are completely folded, the front end surfaces of the sliding blackboards and the fixed blackboards are both positioned in the same plane, when more characters or more complicated problems need to be taught, the two sliding blackboards are pushed and pulled in the opposite directions in the same way, due to the action of the J-shaped guide groove, the sliding blackboards can slide to the front position of the fixed blackboards, and meanwhile, the touch screen panel between the two fixed blackboards is not shielded by the sliding blackboard, so the touch screen panel can be normally used for teaching at the moment, and the Chinese interactive teaching blackboard is adopted, the problem that in the prior art, the sliding blackboard is still not on the same plane with the fixed blackboard after being folded, and therefore a plane fall exists between the sliding blackboard protruding forwards and the fixed blackboard, serious sight obstruction can be formed on students at the left side and the right side of a classroom, the learning quality of the students at the left side and the right side of the classroom is affected, the problems that the efficiency of handwriting is low, interactive teaching is difficult to realize, the workload of teachers is large, special difficult point teaching is difficult to present and the like are solved, the requirement of quality education is effectively met, the planar design of the Chinese interactive teaching blackboard is realized, the Chinese interactive teaching blackboard is favorable for watching of the students at the left side and the right side of the classroom, and the.
Preferably, the bottom positions of the two sliding blackboards relative to the mounting groove are fixedly connected with the wiping brushes, and the wiping brushes are positioned at the side surfaces of the two sliding blackboards close to the back sides of the two sliding blackboards; the lower surfaces of the two erasing brushes, which are close to the corresponding sliding blackboards, are fixedly connected with adjusting buttons, and the adjusting buttons penetrate through the sliding blackboards and extend to the front end surface of the sliding blackboards; when the blackboard is in work, after teaching knowledge contents are fully written on the surface of the fixed blackboard by a teacher, the teacher turns to carry out teaching by touching the flat panel, on one hand, the sliding blackboard is single in function when being pushed and pulled, and no additional function exists in the movement process; on the other hand is located the fixed blackboard of slip blackboard rear and can't wipe this moment, in order to further facilitate teacher's high-efficient teaching work, through setting up the brush in the one side of slip blackboard for fixed blackboard, the work of wiping of fixed blackboard can be carried out fast to the brush, therefore during daily use, the teacher is in order to save the time of wiping the blackboard, can directly carry out rough wiping to fixed blackboard through left and right push-and-pull slip blackboard, get rid of the more powder in fixed blackboard surface, then reuse blackboard eraser carries out the essence and wipes, the effectual more powder in fixed blackboard surface that reduces, it is directly inhaled the lung by the teacher in-process to wipe, influence teacher's lung health, when the knowledge content on fixed blackboard surface need not wipe temporarily, also can be through pulling adjustment button, carry out fast switch over.
Preferably, the positions of the fixed plates, which are close to the upper surface of the sliding blackboard, are provided with uniformly arranged mounting holes; the insides of the mounting holes are fixedly connected with air cylinders, and piston rods of the air cylinders face one side of the sliding blackboard; the left side surface and the right side surface of the fixed plate are fixedly connected with placing boxes close to the lower surfaces of the fixed connecting plates; the dust boxes are arranged in the placing boxes, the dust boxes are communicated with the air cylinders through pipelines, and filtering membranes are arranged at the communicated positions; the side face of one side of the dust box relative to the fixed plate is communicated with the guide groove at the lower position through a pipeline; the during operation, when brushing when roughly cleaning fixed blackboard surface, the chalk dust of being scraped off can fall into the guide way, use this blackboard for a long time, the influence gyro wheel that the chalk dust that accumulates can be serious rolls in the inside of guide way, it is not smooth to lead to the blackboard that slides, card dead phenomenon appears even, consequently, through setting up the cylinder of evenly arranging on the surface of fixed plate, when the blackboard that slides removes, can compress the piston rod of cylinder, and then the cylinder can carry out negative pressure output to the dust box, realize the dust box of inhaling fast with the inside dust of guide way in, can avoid the inside that the dust directly enters into the cylinder through the pipeline through filtration membrane, and then influence cylinder normal use.
Preferably, first springs are uniformly arranged between the bottom of the mounting groove and the touch screen flat plate inside the mounting groove, and the first springs are fixedly connected with the touch screen flat plate; four vertex angles of the front end surface of the touch screen flat plate, which are close to the touch screen flat plate, are fixedly connected with stop blocks; when the sliding blackboard is closed, the sliding blackboard and the front end face of the fixed blackboard are on the same plane, so that the touch screen panel can be designed to move backwards to avoid interference with the sliding blackboard, but when the touch screen blackboard is required to be used, the touch screen panel which is positioned relatively behind is not beneficial to students at the left side and the right side of a classroom to watch, therefore, the first springs which are uniformly arranged are arranged between the touch screen panel and the bottom of the installation groove, when the sliding blackboard is closed, the sliding blackboard can move towards the touch screen panel to further press the touch screen panel inwards, the touch screen panel can further compress the first springs to realize inward contraction, when the sliding blackboard is separated from left and right and leaves the surface of the touch screen panel, the touch screen panel can pop up again due to the elastic force of the first springs, and by arranging the stop blocks which are made of soft materials, the direct contact between the sliding baffle and the touch screen panel can be avoided, meanwhile, the touch screen plate can buffer and reduce the influence of a motion mechanism on the touch screen plate.
Preferably, the mounting groove is provided with sliding grooves at the symmetrical axis positions of the two fixed blackboards; two sliding plates are connected to the inside of the sliding groove in an up-and-down sliding mode, and the two sliding plates are fixedly connected with the touch screen flat plate through first springs which are uniformly arranged; the sliding plate is fixedly connected with a push-pull block at the lower position; the during operation, because among the prior art, the touch screen flat board is mostly fixed structural design, therefore the teacher is when teaching, often need write on touch screen flat board surface, to the lower mr of height, can't write in touch screen flat board upper portion position, but lower writing content is unfavorable for classroom back row student's watching, and to the higher mr of height, lower position is unfavorable for writing equally, consequently, in order to be applicable to different mr's the requirement of writing, and take care of student's watching, through seting up the spout and sliding connection slide about the inside of spout, the mr can be through pulling from top to bottom and push away the piece, can realize adjusting about the dull and stereotyped position of touch screen, consequently, higher practicality has in teaching process.
Preferably, the right side face of the sliding blackboard at the left side position is fixedly connected with a positioning pin; the right side position of the sliding blackboard is provided with a positioning hole at the position of the positioning pin; a fixed clamping block is fixedly connected to the position, close to the lower right corner, of the front end face of the sliding blackboard on the left side; a rotary locking block is arranged on the front end face of the right sliding blackboard at the position of the fixed clamping block; the side face of one side of the rotating locking block, which is opposite to the sliding blackboard, is fixedly connected with a second spring, and the second spring is positioned close to the side face of the right side of the rotating locking block; when in work, when the sliding blackboard is pushed and pulled to be closed, the problem of collision between the sliding blackboards is often encountered, so that the blackboard has a rebound force which is not beneficial to closing, meanwhile, the sliding blackboards are easy to damage, and the two sliding blackboards are not effectively positioned after the sliding blackboards are folded and locked, so that the sliding blackboards are easy to move left and right and up and down, further, when the teacher uses the sliding blackboard, the swinging sliding blackboard can seriously affect the normal writing, thereby influencing the teaching efficiency and quality of teachers, therefore, the limit of five degrees of freedom of a single sliding blackboard can be realized by arranging the positioning pin and inserting the positioning pin into the positioning hole, simultaneously through rotating locking piece block in fixed fixture block realization slip blackboard position complete fixed, when the slip blackboard is opened to needs, the manual rotation locking piece of pressing can be opened fast, satisfies the demand in the teaching reality.
The invention has the following beneficial effects:
1. the invention relates to a Chinese interactive teaching blackboard, which is characterized in that a fixed plate, a sliding blackboard and a touch screen flat plate are arranged, the fixed plate is designed into a cuboid structure, the front end surface of the fixed plate is provided with a mounting groove, the bottom surface of the mounting groove is symmetrically and fixedly connected with the fixed blackboard at the left side and the right side of the mounting groove, the touch screen flat plate is arranged inside the mounting groove at a position between the two fixed blackboards, the inner part of the mounting groove is fixedly connected with guide blocks at positions close to the upper side and the lower side of the fixed plate, the guide blocks are in a J-shaped structure design, the number of the guide blocks is eight, the guide blocks are symmetrically arranged at the left side and the right side, the guide grooves are arranged at the opposite side surfaces of the two guide blocks in the up-down direction, and the two sliding blackboards are arranged in the left-down direction inside of the mounting groove, so, therefore, the visual line blocking device can form serious visual line blocking for students at the left and right sides of a classroom, the learning quality of the students at the left and right sides of the classroom is influenced, the problems that the handwriting efficiency is low, interactive teaching is difficult to realize, the workload of teachers is large, special difficult point teaching is difficult to present and the like are solved, the requirement of quality education is effectively met, the Chinese interactive teaching blackboard is realized, the planar design is favorable for the watching of the students at the left and right sides of the classroom, and the structure is simple.
2. The invention relates to a Chinese interactive teaching blackboard, which is characterized in that a fixed clamping block, a rotary locking block and a second spring are arranged, a positioning pin is fixedly connected with the right side surface of a left side position sliding blackboard through the right side surface of the left side position sliding blackboard, a positioning hole is formed in the position of the positioning pin on the left side surface of the right side position sliding blackboard, a fixed clamping block is fixedly connected with the front end surface of the left side sliding blackboard close to the lower right corner position, the rotary locking block is arranged on the front end surface of the right side sliding blackboard at the position of the fixed clamping block, the second spring is fixedly connected with the rotary locking block relative to one side surface of the sliding blackboard, the second spring is positioned close to the right side surface position of the rotary locking block, the five degrees of freedom of a single sliding blackboard can be limited by inserting the positioning pin into the positioning hole, meanwhile, the complete fixation of the position, can open with fast, avoided when the push-and-pull slip blackboard folds to close and closes, often can meet the collision problem between the slip blackboard, consequently have a bounce, be unfavorable for closing, also can lead to the damage of slip blackboard easily simultaneously, fold the locking back when the slip blackboard simultaneously, two slip blackboards do not have effectual location, consequently appear about easily and the drunkenness scheduling problem from top to bottom, satisfy the demand in the teaching reality.
Drawings
The invention will be further explained with reference to the drawings.
FIG. 1 is an external view of the present invention;
FIG. 2 is a perspective view of the present invention;
FIG. 3 is an enlarged view of a portion of FIG. 2 at A;
FIG. 4 is an enlarged partial view at B in FIG. 2;
FIG. 5 is an enlarged partial view at C of FIG. 2;
in the figure: the blackboard eraser comprises a fixed plate 1, a fixed blackboard 11, an air cylinder 12, a placing box 13, a dust box 14, a sliding blackboard 2, a guide block 21, a roller 22, a wiping brush 23, an adjusting button 24, a positioning pin 25, a fixed clamping block 26, a rotating locking block 27, a second spring 28, a touch screen panel 3, a first spring 31, a stop block 32, a sliding plate 33 and a push-pull block 34.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1 to 5, the interactive chinese teaching blackboard according to the present invention includes a fixing plate 1, a sliding blackboard 2, and a touch screen plate 3, where the fixing plate 1 is designed in a rectangular parallelepiped structure; the front end surface of the fixed plate 1 is provided with an installation groove; the bottom surface of the mounting groove is symmetrically and fixedly connected with fixed blackboards 11 at the left side and the right side of the mounting groove; a touch screen panel 3 is arranged between the two fixed blackboards 11 in the mounting groove; the positions of the inner part of the mounting groove, which are close to the upper side and the lower side of the fixed plate 1, are fixedly connected with guide blocks 21, and the guide blocks 21 are designed to be J-shaped structures; the number of the guide blocks 21 is eight, and the guide blocks are symmetrically arranged left and right and up and down; the side surfaces of the opposite sides of the two guide blocks 21 corresponding to each other in the up-down direction are provided with guide grooves; two sliding blackboards 2 are arranged in the left and right directions in the mounting groove; the upper surface and the lower surface of each of the two sliding blackboards 2 are fixedly connected with two fixed blocks; the side surfaces of the fixed blocks, which are opposite to one side of the corresponding guide block 21, are fixedly connected with rotating shafts; the rotating shafts are rotatably connected with rollers 22 at the inner positions of the guide grooves; when the teaching blackboard works, when Chinese teaching needs to be carried out, because the traditional blackboard is difficult to meet the requirement of the current generation of informatization, and teachers all carry out teaching by writing by hand on the blackboard, on one hand, teachers have large workload and are easy to induce various occupational diseases, on the other hand, the handwriting efficiency is slow, the interaction time between the traditional blackboard and the students is greatly shortened, complex knowledge difficulty is often difficult to present by simple handwriting, on complex Chinese characters, teachers can easily generate writing errors to cause the phenomenon of disordered knowledge when the students learn, therefore, through the Chinese interactive teaching blackboard, when teachers need to carry out teaching of simple knowledge points, the sliding blackboard 2 is relatively pulled to drive the corresponding fixed block to move, the fixed block drives the rotating shaft to move, and the rotating shaft further drives the roller 22 to move in the corresponding guide groove, meanwhile, the roller 22 rotates in the guide groove, the guide block 21 is designed to be in a J-shaped structure, and the guide groove formed in the surface of the guide block is also in a J-shaped structure, so that when the two sliding blackboards 2 move to be contacted, the sliding blackboards 2 move left and right and move towards the touch screen panel 3, when the two sliding blackboards 2 are completely folded, the front end surfaces of the sliding blackboards 2 and the fixed blackboards 11 are both positioned in the same plane, when more characters or more complex problems need to be taught, the two sliding blackboards 2 are pushed and pulled in the opposite directions in the same way, due to the effect of the J-shaped guide groove, the sliding blackboards 2 can slide to the front positions of the fixed blackboards 11, and meanwhile, the touch screen panel 3 positioned between the two fixed blackboards 11 is not shielded by the sliding blackboards 2, so that the touch screen panel 3 can be normally used for teaching, through a chinese interactive teaching blackboard, the effectual prior art that has solved, still be not at the coplanar between the fixed blackboard 11 after the sliding blackboard 2 folds, consequently, there is the plane fall between the convex sliding blackboard 2 that leans on before and the fixed blackboard 11, consequently, can form serious sight to the student of classroom left and right sides position and hinder, influence the study quality of classroom left and right sides position student, and the simple efficiency of writing by hand is lower, be difficult to realize interactive teaching, teacher's work load is great and be difficult to present special difficult point teaching scheduling problem, the effectual needs that satisfy quality education, chinese interactive teaching blackboard has been realized, the complanation design, be favorable to the viewing of classroom left and right sides student, moreover, the steam generator is simple in structure.
As an implementation mode of the invention, the bottom positions of the two sliding blackboards 2 relative to the installation groove are fixedly connected with the wiping brushes 23, and the wiping brushes 23 are positioned at the side surfaces close to the opposite sides of the two sliding blackboards 2; the two wiping brushes 23 are fixedly connected with adjusting buttons 24 at positions close to the lower surfaces of the corresponding sliding blackboards 2, and the adjusting buttons 24 penetrate through the sliding blackboards 2 and extend to the front end surfaces of the sliding blackboards 2; when the blackboard works, after teaching knowledge contents are fully written on the surface of the fixed blackboard 11, a teacher turns to the touch screen flat plate 3 to carry out teaching, on one hand, the sliding blackboard 2 is single in function when pushed and pulled, and no additional function exists in the movement process; on the other hand, the fixed blackboard 11 positioned behind the sliding blackboard 2 cannot be wiped at this time, in order to further facilitate the efficient teaching work of teachers, since the wiper 23 is provided on the side surface of the sliding blackboard 2 opposite to the fixed blackboard 11, the wiper 23 can quickly wipe the fixed blackboard 11, so that in daily use, in order to save time for a teacher to wipe the blackboard, the fixed blackboard 11 can be directly and coarsely wiped by pushing and pulling the sliding blackboard 2 left and right to remove more powder on the surface of the fixed blackboard 11, then the blackboard eraser is used for fine wiping, so that more powder on the surface of the fixed blackboard 11 is effectively reduced, the powder is directly sucked into the lung by a teacher in the wiping process, the health of the lung of the teacher is affected, when the knowledge content on the surface of the fixed blackboard 11 is temporarily not required to be wiped, the quick switching can be performed by pulling the adjustment button 24.
As an embodiment of the invention, the positions of the fixed plate 1, which are close to the upper surface of the sliding blackboard 2, are provided with uniformly arranged mounting holes; the insides of the mounting holes are fixedly connected with air cylinders 12, and piston rods of the air cylinders 12 face one side of the sliding blackboard 2; the left side surface and the right side surface of the fixed plate 1 are fixedly connected with a placing box 13 close to the lower surface of the fixed connecting plate; the inside of the placing box 13 is provided with a dust box 14, the dust box 14 is communicated with the cylinder 12 through a pipeline, and the communicated part is provided with a filtering membrane; the side face of one side of the dust box 14 relative to the fixed plate 1 is communicated with a guide groove at a lower position through a pipeline; the during operation, when wiping brush 23 and carrying out the coarse cleaning to fixed blackboard 11 surface, the chalk dust of being scraped off can fall into the guide way, use this blackboard for a long time, the influence gyro wheel 22 that the chalk dust that accumulates can be serious rolls in the inside of guide way, lead to sliding blackboard 2 to slide not smooth, the card phenomenon of dying appears even, consequently, through setting up the cylinder 12 of evenly arranging on the surface at fixed plate 1, when the blackboard 2 that slides moves about, can compress the piston rod of cylinder 12, and then cylinder 12 can carry out negative pressure output to dust box 14, realize with the quick dust box 14 of inhaling of guide way inside, can avoid the direct inside that enters into cylinder 12 through the pipeline of dust through filtration membrane, and then influence cylinder 12 normal use.
As an embodiment of the invention, first springs 31 are uniformly arranged inside the mounting groove between the bottom of the mounting groove and the touch screen flat plate 3, and the first springs 31 are fixedly connected with the touch screen flat plate 3; four vertex angles of the front end surface of the touch screen flat plate 3, which are close to the touch screen flat plate 3, are fixedly connected with stop blocks 32; in operation, in order to enable the sliding blackboard 2 to be folded, the front end surfaces of the sliding blackboard 2 and the fixed blackboard 11 are on the same plane, so that the touch screen panel 3 can be designed to move backwards to avoid interference with the sliding blackboard 2, but when the touch screen blackboard is required to be used, the touch screen panel 3 which is positioned relatively backwards is not beneficial to being watched by students at the left and right sides of a classroom, so that the first springs 31 which are uniformly arranged are arranged between the touch screen panel 3 and the bottom of the installation groove, when the sliding blackboard 2 is folded and closed, the sliding blackboard moves towards the touch screen panel 3 to further press the touch screen panel 3 inwards, the touch screen panel 3 further compresses the first springs 31 to realize inward folding, when the sliding blackboard 2 is separated left and right and leaves the surface of the touch screen panel 3, the touch screen panel 3 can be popped up again due to the elastic force of the first springs 31, and by arranging the stop blocks 32, and the stop 32 is made of soft material, so that direct contact between the sliding baffle and the touch screen panel 3 can be avoided, and meanwhile, buffering can be achieved, and the influence of the motion mechanism on the touch screen panel 3 can be reduced.
As an embodiment of the present invention, the installation groove is provided with sliding grooves at the symmetrical axis positions of the two fixed blackboards 11; two sliding plates 33 are connected to the inside of the sliding groove in an up-and-down sliding manner, and the two sliding plates 33 are fixedly connected with the touch screen flat plate 3 through first springs 31 which are uniformly arranged; the sliding plate 33 is fixedly connected with a push-pull block 34 at the lower position; the during operation, because among the prior art, touch screen flat board 3 is mostly fixed structural design, therefore the teacher is when teaching, often need write on touch screen flat board 3 surfaces, to the lower mr of height, can't write in touch screen flat board 3 upper portion position, but lower writing content is unfavorable for classroom back row student's watching, and to the higher mr of height, lower position is unfavorable for writing equally, consequently, in order to be applicable to different mr's the requirement of writing, and look after student's watching, through seting up the spout and sliding connection slide 33 about the inside of spout, the mr can be through pulling from top to bottom and push away pulling piece 34, can realize adjusting touch screen flat board 3's position from top to bottom, consequently, teaching in-process has higher practicality.
As an embodiment of the invention, the right side surface of the sliding blackboard 2 at the left side position is fixedly connected with a positioning pin 25; the left side face of the sliding blackboard 2 at the right side position is provided with a positioning hole at the position of the positioning pin 25; a fixed clamping block 26 is fixedly connected to the position, close to the lower right corner, of the front end face of the sliding blackboard 2 on the left side; a rotary locking block 27 is arranged on the front end surface of the right sliding blackboard 2 at the position of the fixed clamping block 26; the side face of one side of the rotating locking block 27, which is opposite to the sliding blackboard 2, is fixedly connected with a second spring 28, and the second spring 28 is positioned at the position close to the side face of the right side of the rotating locking block 27; when the blackboard 2 is closed by pushing and pulling, the problem of collision between the sliding blackboards 2 is often encountered, so that a rebound force is generated, the blackboard 2 is not easy to close, and the sliding blackboards 2 are easy to damage, and meanwhile, after the sliding blackboards 2 are closed and locked, the two sliding blackboards 2 are not effectively positioned, so that the left and right movement and the up and down movement are easy to occur, further, when a teacher uses the sliding blackboards 2, the swinging sliding blackboards 2 seriously affect the normal writing, and further affect the teaching efficiency and quality of the teacher, therefore, by arranging the positioning pins 25 and inserting the positioning pins 25 into the positioning holes, the limitation of five degrees of freedom of the single sliding blackboards 2 can be realized, meanwhile, the complete fixation of the positions of the sliding blackboards 2 is realized by clamping the rotating locking blocks 27 on the fixing clamping blocks 26, when the sliding blackboards are required to be opened, the rotating locking blocks, can be opened quickly to meet the actual teaching requirement.
The specific working process is as follows:
when the blackboard eraser works, when teachers need to teach simple knowledge points, the sliding blackboards 2 are pulled relatively, the sliding blackboards 2 drive the corresponding fixed blocks to move, the fixed blocks drive the rotating shafts to move, the rotating shafts drive the rollers 22 to move in the corresponding guide grooves, and the rollers 22 rotate in the guide grooves, the guide blocks 21 are designed into J-shaped structures, and the guide grooves formed in the surfaces of the guide blocks are also of the J-shaped structures, so that when the two sliding blackboards 2 move to be in contact, the sliding blackboards 2 move left and right and move towards the touch screen panel 3, when the two sliding blackboards 2 are completely folded, the front end surfaces of the sliding blackboards 2 and the fixed blackboards 11 are both positioned in the same plane, when more characters or more complex problems need to be taught, the two sliding blackboards 2 are pushed and pulled in the opposite directions in the same way, due to the action of the J-shaped guide groove, the sliding blackboard 2 can slide to the front position of the fixed blackboards 11, and meanwhile, the touch screen flat plate 3 between the two fixed blackboards 11 is not shielded by the sliding blackboard 2, so that the touch screen flat plate 3 can be normally used for teaching; the side face, opposite to the fixed blackboard 11, of the sliding blackboard 2 is provided with the erasing brush 23, and the erasing brush 23 can quickly erase the fixed blackboard 11, so that teachers can directly perform rough erasing on the fixed blackboard 11 by pushing and pulling the sliding blackboard 2 left and right in order to save time for erasing the blackboard during daily use, more powder on the surface of the fixed blackboard 11 is removed, and then the fixed blackboard 11 is subjected to fine erasing by using a blackboard eraser; by arranging the air cylinders 12 uniformly arranged on the surface of the fixed plate 1, when the sliding blackboard 2 moves left and right, piston rods of the air cylinders 12 are compressed, and then the air cylinders 12 output negative pressure to the dust box 14, so that dust in the guide grooves is quickly sucked into the dust box 14, and the dust can be prevented from directly entering the air cylinders 12 through pipelines by the filtering membrane, and further the normal use of the air cylinders 12 is influenced; the first springs 31 which are uniformly arranged are arranged between the touch screen flat plate 3 and the bottom of the mounting groove, when the sliding blackboard 2 is closed, the sliding blackboard can move towards the touch screen flat plate 3, the touch screen flat plate 3 is further pressed inwards, the touch screen flat plate 3 can further compress the first springs 31 to realize inward contraction, when the sliding blackboard 2 is separated left and right and leaves the surface of the touch screen flat plate 3, the touch screen flat plate 3 can be popped up again due to the elastic force action of the first springs 31, and the baffle 32 is made of soft materials, so that the sliding baffle can be prevented from being in direct contact with the touch screen flat plate 3; by arranging the sliding groove and connecting the sliding plate 33 in the sliding groove in an up-and-down sliding manner, a teacher can adjust the position of the touch screen flat plate 3 up and down by pulling the push-pull block 34 up and down; through setting up locating pin 25, insert the locating hole through locating pin 25, can realize the restriction to the five degrees of freedom of single slip blackboard 2, realize the complete fixation of slip blackboard 2 position simultaneously through rotating locking piece 27 block in fixed fixture block 26, 2 when the slip blackboard is opened to needs, the manual rotation locking piece 27 of pressing down can be opened with quick.
While there have been shown and described what are at present considered the fundamental principles of the invention, its essential features and advantages, it will be understood by those skilled in the art that the invention is not limited by the embodiments described above, which are merely illustrative of the principles of the invention, but various changes and modifications may be made therein without departing from the spirit and scope of the invention as defined by the appended claims and their equivalents.
Claims (6)
1. The utility model provides an interactive teaching blackboard of chinese, includes fixed plate (1), slip blackboard (2) and touch screen flat board (3), its characterized in that: the fixing plate (1) is designed to be of a cuboid structure; the front end surface of the fixing plate (1) is provided with an installation groove; the bottom surface of the mounting groove is symmetrically and fixedly connected with fixed blackboards (11) at the left side and the right side of the mounting groove; a touch screen panel (3) is arranged between the two fixed blackboards (11) in the mounting groove; the positions of the inner part of the mounting groove, which are close to the side surfaces of the upper side and the lower side of the fixed plate (1), are fixedly connected with guide blocks (21), and the guide blocks (21) are designed to be J-shaped structures; the number of the guide blocks (21) is eight, and the guide blocks are symmetrically arranged left and right and up and down; the side surfaces of the opposite sides of the two guide blocks (21) corresponding to each other in the vertical direction are provided with guide grooves; two sliding blackboards (2) are arranged in the left and right directions in the mounting groove; the upper surface and the lower surface of each of the two sliding blackboards (2) are fixedly connected with two fixed blocks; the side surfaces of the fixed blocks, which are opposite to one side of the corresponding guide block (21), are fixedly connected with rotating shafts; the rotating shaft is rotatably connected with the roller (22) at the inner position of the guide groove.
2. The interactive chinese teaching blackboard of claim 1, wherein: the two sliding blackboards (2) are fixedly connected with wiping brushes (23) relative to the bottom positions of the mounting grooves, and the wiping brushes (23) are positioned close to the side surfaces of the two sliding blackboards (2) on the opposite sides; two the lower surface position that wipes brush (23) and is close to corresponding slip blackboard (2) all links firmly adjustment button (24), and adjustment button (24) all pass slip blackboard (2) and extend to the preceding terminal surface position of slip blackboard (2).
3. The interactive chinese teaching blackboard of claim 2, wherein: the positions of the fixed plate (1) close to the upper surface of the sliding blackboard (2) are provided with uniformly arranged mounting holes; the insides of the mounting holes are fixedly connected with air cylinders (12), and piston rods of the air cylinders (12) face one side of the sliding blackboard (2); the left side surface and the right side surface of the fixed plate (1) are fixedly connected with a placing box (13) close to the lower surface of the fixed connecting plate; the dust boxes (14) are arranged in the placing boxes (13), the dust boxes (14) are communicated with the air cylinder (12) through pipelines, and filtering membranes are arranged at the communicated positions; the side face of one side of the dust box (14) relative to the fixed plate (1) is communicated with the guide groove at the lower position through a pipeline.
4. The interactive chinese teaching blackboard of claim 1, wherein: first springs (31) are uniformly arranged between the bottom of the mounting groove and the touch screen flat plate (3) inside the mounting groove, and the first springs (31) are fixedly connected with the touch screen flat plate (3); four vertex angle positions of the front end surface of the touch screen flat plate (3) close to the touch screen flat plate (3) are fixedly connected with stop blocks (32).
5. The interactive chinese teaching blackboard of claim 4, wherein: the mounting groove is provided with sliding grooves at the symmetrical axis positions of the two fixed blackboards (11); two sliding plates (33) are connected to the inside of the sliding groove in an up-and-down sliding mode, and the two sliding plates (33) are fixedly connected with the touch screen flat plate (3) through first springs (31) which are uniformly arranged; and the sliding plate (33) is fixedly connected with a push-pull block (34) at the lower position.
6. The interactive chinese teaching blackboard of claim 1, wherein: the right side face of the sliding blackboard (2) at the left side position is fixedly connected with a positioning pin (25); the left side face of the sliding blackboard (2) at the right side is provided with a positioning hole at the position of the positioning pin (25); a fixed clamping block (26) is fixedly connected to the position, close to the lower right corner, of the front end surface of the sliding blackboard (2) on the left side; the front end face of the right sliding blackboard (2) is provided with a rotary locking block (27) at the position of the fixed clamping block (26); the side face of one side of the rotating locking block (27) relative to the sliding blackboard (2) is fixedly connected with a second spring (28), and the second spring (28) is positioned at the position close to the side face of the right side of the rotating locking block (27).
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| CN111497496B (en) | 2021-05-04 |
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