CN111462542A - Computer distance education is with teaching board with clearance function - Google Patents
Computer distance education is with teaching board with clearance function Download PDFInfo
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- CN111462542A CN111462542A CN202010418344.XA CN202010418344A CN111462542A CN 111462542 A CN111462542 A CN 111462542A CN 202010418344 A CN202010418344 A CN 202010418344A CN 111462542 A CN111462542 A CN 111462542A
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- 238000004140 cleaning Methods 0.000 claims abstract description 42
- 239000000428 dust Substances 0.000 claims abstract description 22
- 230000005540 biological transmission Effects 0.000 claims description 33
- 238000007789 sealing Methods 0.000 claims description 13
- 239000000203 mixture Substances 0.000 claims description 5
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 11
- 238000000034 method Methods 0.000 description 12
- 230000006870 function Effects 0.000 description 8
- 230000008569 process Effects 0.000 description 8
- 230000017525 heat dissipation Effects 0.000 description 7
- 238000003825 pressing Methods 0.000 description 7
- 210000005224 forefinger Anatomy 0.000 description 6
- 238000012546 transfer Methods 0.000 description 5
- 230000033228 biological regulation Effects 0.000 description 3
- 238000001035 drying Methods 0.000 description 3
- 230000002349 favourable effect Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000000151 deposition Methods 0.000 description 2
- 230000004308 accommodation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000004438 eyesight Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B5/00—Electrically-operated educational appliances
- G09B5/02—Electrically-operated educational appliances with visual presentation of the material to be studied, e.g. using film strip
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B97/00—Furniture or accessories for furniture, not provided for in other groups of this subclass
- A47B97/04—Easels or stands for blackboards or the like
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/10—Cleaning by methods involving the use of tools characterised by the type of cleaning tool
- B08B1/14—Wipes; Absorbent members, e.g. swabs or sponges
- B08B1/143—Wipes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/30—Cleaning by methods involving the use of tools by movement of cleaning members over a surface
- B08B1/32—Cleaning by methods involving the use of tools by movement of cleaning members over a surface using rotary cleaning members
-
- 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
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/20—Cooling means
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B19/00—Teaching not covered by other main groups of this subclass
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- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Business, Economics & Management (AREA)
- Educational Administration (AREA)
- Educational Technology (AREA)
- Human Computer Interaction (AREA)
- General Engineering & Computer Science (AREA)
- Entrepreneurship & Innovation (AREA)
- Drawing Aids And Blackboards (AREA)
Abstract
The invention relates to the field of remote education equipment, in particular to a teaching board with a cleaning function for computer remote education, which comprises a writing board, a height adjusting structure, a limiting structure, a fixing structure, a cleaning structure and a driving structure, wherein the writing board is arranged on the writing board; the limiting structure is driven by the driving structure to slide with the writing board, so that the distance between a computer on the limiting structure and a user can be conveniently and rapidly adjusted, and the operation flexibility is greatly improved; the cleaning structure is connected with the writing board in a sliding way; be equipped with the fixed knot who is used for the fixed books of centre gripping on the clipboard, and the clearance structure can with the fixed knot construct between contradict, and then be convenient for through the fixed books that need use of fixed knot structure, when clearing up the clipboard through the clearance structure, the automatic drive fixed knot of clearance structure drives books and rotates, the automatic re-setting of the books of being convenient for after the clearance is ended, the clearance effect that makes the dust is better, be convenient for simultaneously look up books of urgent use, the efficiency and the quality of teaching have been improved greatly.
Description
Technical Field
The invention relates to the field of remote education equipment, in particular to a teaching board with a cleaning function for computer remote education.
Background
With the rapid development of society, distance education is widely applied to the teaching of students, the distance education refers to a teaching mode using propagation media such as televisions, computers, internet and the like, breaks through the boundary line of time and space, is different from the traditional teaching mode in school accommodation, and does not need to go to a specific place for class, so that students can go to class anytime and anywhere, and students can also learn by helping each other through various different pipelines such as television broadcasting, internet, guidance lines, class research society, face-to-face (letter) and the like.
However, the most notebook computer that uses cooperation internet network of traditional distance education in-process is to student's teaching, most directly place the computer on the desktop in the learning process, every learner's height is different, just need use the table chair of suitable height under the condition of guaranteeing fine comfort level in the learning process, and just need adjust computer apart from user's distance when user's eyesight difference, need move computer regulation distance, operation flexibility is poor, and the quick dust on the clearance desktop of being not convenient for, the dust on the clearance desktop makes the textbook that needs emergency use locate nothing easily when in the teaching in-process, influence the efficiency and the quality of teaching.
Disclosure of Invention
The invention provides a teaching board with a cleaning function for computer remote education, which aims to solve the problems in the prior art.
The technical scheme adopted by the invention for solving the technical problems is as follows: a computer distance education teaching board with a cleaning function comprises a writing board, a height adjusting structure, a limiting structure, a fixing structure, a cleaning structure and a driving structure; the writing board for placing books is fixed on the height adjusting structure for adjusting the height, the cleaning structure for cleaning dust is arranged on the writing board, and the cleaning structure is connected with the writing board in a sliding manner; the writing board is provided with a fixing structure for clamping and fixing a book, and the cleaning structure can be abutted against the fixing structure; be equipped with on the clipboard and be used for fixed computer limit structure, limit structure with sliding connection between the clipboard, the bottom of clipboard is equipped with and is used for the drive limit structure drive structure, just drive structure's tip is fixed in limit structure.
Specifically, the altitude mixture control structure includes actuating lever, uide bushing, bottom plate and slide bar, the clipboard is fixed in the uide bushing, the actuating lever through connection in the uide bushing with the slide bar, the actuating lever with rotate between the uide bushing and be connected, the actuating lever with threaded connection between the slide bar, the slide bar deviates from the one end of clipboard is fixed with the bottom plate, the width of bottom plate is greater than the width of clipboard.
Specifically, limit structure includes louvre, recess and layer board, the layer board with sliding connection between the clipboard, be equipped with on the layer board and be used for spacing the recess is carried out to the computer, circumference array is equipped with a plurality of with the recess switches on be used for the radiating louvre.
Specifically, the drive structure includes guide ring, rocker, lead screw, transfer line, guide rail and transmission strip, and the rocker shape the one end of transmission strip is fixed in the layer board, the transmission strip with sliding connection between the guide rail, the guide rail is located the clipboard orientation the one end of bottom plate, the lead screw through connection in the guide rail with the transmission strip, the lead screw with rotate between the guide rail and be connected, the lead screw with threaded connection between the transmission strip, the cross-section is regular hexagon structure the transfer line with sliding connection between the lead screw, the tip of transfer line is equipped with the rocker, the guide ring with rotate between the rocker and be connected.
Concretely, fixed knot constructs including spacing wheel, depression bar, connecting block, guiding axle, baffle, first torsion spring, fixed block, pivot and second torsion spring, fixed block vertical fixation in the clipboard, the pivot is fixed in the fixed block, the pivot with rotate between the connecting block and be connected, the pivot with be equipped with between the connecting block first torsion spring, the guiding axle with rotate between the connecting block and be connected, second torsion spring's both ends are fixed in respectively the connecting block with the guiding axle, the tip is L shape the depression bar is fixed in the guiding axle, baffle vertical fixation in the connecting block, just spacing wheel with rotate between the tip of depression bar and be connected, spacing wheel with conflict between the baffle.
Specifically, the clearance structure includes spout, connecting rod, slider, sealing washer, sponge cover and third torque spring, the clipboard is kept away from the one end of fixed block is equipped with the spout, the inside of spout is equipped with sliding connection the slider, it is the U-shaped to be equipped with the cross-section that rotates the tip of connection on the slider the connecting rod, third torque spring's both ends are fixed in respectively the slider with the connecting rod, the sponge cover with rotate between the connecting rod and connect, the sealing washer cup joint in the sponge cover.
The invention has the beneficial effects that:
(1) according to the teaching board with the cleaning function for computer remote education, disclosed by the invention, the writing board for placing books is fixed on the height adjusting structure for adjusting the height, so that the height of the writing board can be conveniently adjusted through the height adjusting structure, the writing board is suitable for people with different heights, the use comfort level in the teaching process is greatly improved, and the sitting posture correction is facilitated, namely: at first place the bottom plate on the desktop, the width of bottom plate is greater than the width of clipboard, and then increased the area of contact of bottom plate and desktop, the effectual bottom plate that causes after placing the computer on preventing the layer board turns on one's side, and then make the bottom plate more stable with the desktop contact, then behind the stool of learner's arbitrary height of taking, according to the height of stool and desktop, the actuating lever rotates, slide between actuating lever screw drive slide bar and the uide bushing, make the slide bar drive the distance change between bottom plate and the clipboard, and then be convenient for adjust the height of clipboard, make the clipboard adapt to the crowd of different heights, and then improved the comfort level of use among the teaching process greatly, be favorable to holding the position of.
(2) According to the teaching board with the cleaning function for computer remote education, the limiting structure for fixing the computer is arranged on the writing board, the limiting structure is connected with the writing board in a sliding mode, the driving structure for driving the limiting structure is arranged at the bottom end of the writing board, the end portion of the driving structure is fixed to the limiting structure, the limiting structure is convenient to fix the computer, the computer is enabled to be better in heat dissipation effect, meanwhile, the driving structure is convenient to drive the limiting structure to slide with the writing board, the distance between the computer on the limiting structure and a user can be conveniently and rapidly adjusted, and therefore operation flexibility is greatly improved, namely: after the altitude mixture control of clipboard is accomplished, place the computer in the inside of recess, the recess set up the effectual slippage that prevents between computer and the layer board, circumference array is equipped with a plurality ofly and the recess switches on be used for radiating louvre, and then make the most fretworks in bottom of computer, the radiating effect that makes the computer is better, when the operator needs to adjust the distance of computer, the forefinger runs through in the guide ring, then the pulling rocker, the rocker drives transfer line roll-off lead screw, then the forefinger drives the guide ring, the guide ring rotates with the rocker and drives the transfer line and drive the lead screw rotation simultaneously, and then use comfort has improved greatly, slide between lead screw thread drive transmission strip and the guide rail, and then slide between messenger's transmission strip movable layer board and the clipboard, the quick distance between regulation computer and the operator, and then operation flexibility has been.
(3) According to the teaching board with the cleaning function for the computer remote education, the cleaning structure for cleaning dust is arranged on the writing board, and the cleaning structure is connected with the writing board in a sliding mode; be equipped with the fixed knot who is used for the fixed books of centre gripping on the clipboard, and the clearance structure can with the fixed knot between the structure conflict, and then be convenient for through the fixed books that need use of fixed knot structure, when clearing up the clipboard through the clearance structure, the automatic drive fixed knot of clearance structure drives books and rotates, the automatic re-setting of the books of being convenient for after the clearance is ended, and then the clearance effect that makes the dust is better, be convenient for simultaneously look up the books of urgent use, and then improved the efficiency and the quality of teaching greatly, promptly: when a key book is fixed, the book is turned to a designated position, then the pressure rod is pulled, the pressure rod drives the guide shaft to rotate around the connecting block, the second torsion spring deforms, so that the limiting wheel at the end part of the pressure rod is separated from the baffle, then the book is placed on the baffle, the pressure rod is loosened, the second torsion spring deforms, the guide shaft is driven to rotate in the opposite direction to drive the pressure rod to drive the limiting wheel to match with the baffle to fix the book, the limiting wheel is rotatably connected with the pressure rod, the area for pressing the book is increased, the position for pressing and fixing the book by the limiting wheel is convenient to adjust, the book is convenient to be quickly fixed, the checking page is arranged, the information checking effect in teaching is better, when dust on the writing board is cleaned, the connecting rod is pushed, the connecting rod rotates with the sliding block, the third torsion spring deforms, then the sealing ring is pulled, the arrangement of the sealing ring effectively prevents the sponge sleeve from accumulating dust and drying too fast, the sliding block and the sliding groove slide while the connecting rod is pushed, when the sponge sleeve is contacted with the top surface of the writing board, the third torsion spring deforms to enable the sponge sleeve on the connecting rod to abut against the writing board, the sponge sleeve and the connecting rod rotate in the process of pushing the connecting rod, so that dust on the writing board can be cleaned conveniently and quickly, meanwhile, when the sponge sleeve abuts against the pressure lever, the pressure lever drives the connecting block and the rotating shaft to rotate through the guide shaft, the first torsion spring deforms, thereby facilitating the automatic rotation of books which are urgently needed to be used when the writing board is cleaned and not contacting with the writing board, when the sponge sleeve is not contacted with the pressure rod, the first torsion spring drives the rotating shaft to reset, and then make books automatic re-setting, and then improved the treatment effeciency and the quality of dust greatly, make the inquiry of urgent books more convenient and fast simultaneously.
Drawings
The invention is further illustrated with reference to the following figures and examples.
Fig. 1 is a schematic view illustrating an overall structure of a teaching board for computer remote education according to the present invention;
FIG. 2 is an enlarged view of portion A of FIG. 1;
FIG. 3 is a schematic view of the connection structure of the driving structure shown in FIG. 2 and the writing board;
FIG. 4 is an enlarged view of the portion B shown in FIG. 3;
FIG. 5 is an enlarged view of section C of FIG. 1;
FIG. 6 is a schematic structural view of the cleaning structure shown in FIG. 5;
FIG. 7 is an enlarged view of the portion D shown in FIG. 1;
fig. 8 is a schematic structural view of the fixing structure shown in fig. 7.
In the figure: 1. the writing board comprises a writing board, 2, a height adjusting structure, 21, a driving rod, 22, a guide sleeve, 23, a bottom board, 24, a sliding rod, 3, a limiting structure, 31, a heat dissipation hole, 32, a groove, 33, a supporting plate, 4, a fixing structure, 41, a limiting wheel, 42, a pressing rod, 43, a connecting block, 44, a guide shaft, 45, a baffle, 46, a first torsion spring, 47, a fixing block, 48, a rotating shaft, 49, a second torsion spring, 5, a cleaning structure, 51, a sliding groove, 52, a connecting rod, 53, a sliding block, 54, a sealing ring, 55, a sponge sleeve, 56, a third torsion spring, 6, a driving structure, 61, a guide ring, 62, a rocking block, 63, a screw rod, 64, a transmission rod, 65, a guide rail, 66 and a transmission strip.
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 8, the teaching board for computer remote education with a cleaning function according to the present invention comprises a writing board 1, a height adjusting structure 2, a position limiting structure 3, a fixing structure 4, a cleaning structure 5 and a driving structure 6; the writing board 1 for placing books is fixed on the height adjusting structure 2 for adjusting the height, the cleaning structure 5 for cleaning dust is arranged on the writing board 1, and the cleaning structure 5 is connected with the writing board 1 in a sliding manner; the writing board 1 is provided with the fixing structure 4 for clamping and fixing a book, and the cleaning structure 5 can be abutted against the fixing structure 4; be equipped with on the clipboard 1 and be used for fixed computer limit structure 3, limit structure 3 with sliding connection between the clipboard 1, the bottom of clipboard 1 is equipped with and is used for the drive limit structure 3 drive structure 6, just drive structure 6's tip is fixed in limit structure 3.
Specifically, the height adjusting structure 2 includes a driving rod 21, a guide sleeve 22, a bottom plate 23 and a sliding rod 24, the writing board 1 is fixed to the guide sleeve 22, the driving rod 21 is connected to the guide sleeve 22 and the sliding rod 24 in a penetrating manner, the driving rod 21 is rotatably connected to the guide sleeve 22, the driving rod 21 is in threaded connection with the sliding rod 24, the bottom plate 23 is fixed to one end of the sliding rod 24, which is away from the writing board 1, and the width of the bottom plate 23 is greater than the width of the writing board 1; be used for placing books clipboard 1 is fixed in and is used for height-adjusting altitude mixture control structure 2, and then be convenient for pass through altitude mixture control structure 2 is adjusted clipboard 1's height makes clipboard 1 is adapted to the crowd of different heights, and then has improved the use comfort level of teaching in-process greatly, is favorable to holding the position of sitting, promptly: at first will bottom plate 23 is placed on the desktop, the width of bottom plate 23 is greater than the width of clipboard 1, and then has increased the area of contact of bottom plate 23 and desktop, the effectual prevention cause after placing the computer on the layer board 33 bottom plate 23 turns on one's side, and then makes bottom plate 23 and desktop contact are more stable, then behind the stool of the learner take arbitrary height, according to the height of stool and desktop, rotate actuating lever 21, the drive of actuating lever 21 screw thread slide bar 24 with slide between the uide bushing 22, make slide bar 24 drive bottom plate 23 with distance between the clipboard 1 changes, and then is convenient for adjust the height of clipboard 1 makes clipboard 1 is adapted to the crowd of different heights, and then has improved the comfort level of use of teaching in-process greatly, is favorable to holding the position of sitting.
Specifically, limit structure 3 includes louvre 31, recess 32 and layer board 33, layer board 33 with sliding connection between the clipboard 1, be equipped with on the layer board 33 and be used for spacing the computer recess 32, the circumference array is equipped with a plurality of with recess 32 switches on be used for the radiating louvre 31 on the layer board 33.
Specifically, the driving structure 6 includes a guide ring 61, a rocking block 62, a screw rod 63, a transmission rod 64, a guide rail 65 and a transmission bar 66, one end of the transmission bar 66 in a rocker shape is fixed on the supporting plate 33, the transmission bar 66 is slidably connected with the guide rail 65, the guide rail 65 is arranged at one end of the writing board 1 facing the bottom plate 23, the screw rod 63 is connected with the guide rail 65 and the transmission bar 66 in a penetrating manner, the screw rod 63 is rotatably connected with the guide rail 65, the screw rod 63 is connected with the transmission bar 66 in a threaded manner, the transmission rod 64 with a regular hexagonal cross section is slidably connected with the screw rod 63, the rocking block 62 is arranged at the end of the transmission rod 64, and the guide ring 61 is rotatably connected with the rocking block 62; be equipped with on the clipboard 1 and be used for fixed computer limit structure 3, limit structure 3 with sliding connection between the clipboard 1, the bottom of clipboard 1 is equipped with and is used for the drive limit structure 3 drive structure 6, just drive structure 6's tip is fixed in limit structure 3, limit structure 3's the setting computer of being convenient for is fixed, makes the radiating effect of computer better, is convenient for simultaneously pass through drive structure 6 drive limit structure 3 with slide between the clipboard 1, the quick regulation of being convenient for distance between computer on the limit structure 3 and the user, and then improved operational flexibility greatly, promptly: after the height of the writing board 1 is adjusted, a computer is placed in the groove 32, the groove 32 is arranged to effectively prevent the computer from slipping off the supporting plate 33, a plurality of heat dissipation holes 31 communicated with the groove 32 and used for dissipating heat are formed in the circumferential array on the supporting plate 33, most of the bottom end of the computer is hollowed out, the heat dissipation effect of the computer is better, when an operator needs to adjust the distance of the computer, a forefinger penetrates through the guide ring 61, then the rocking block 62 is pulled, the rocking block 62 drives the transmission rod 64 to slip off the screw rod 63, then the forefinger drives the guide ring 61, the guide ring 61 and the rocking block 62 rotate and simultaneously drive the transmission rod 64 to drive the screw rod 63 to rotate, the use comfort level is greatly improved, the screw rod 63 drives the transmission strip 66 to slide with the guide rail 65 through threads, and then the transmission strip 66 drives the supporting plate 33 and the writing board 1 to slide, so that the distance between a computer and an operator can be quickly adjusted, and the operation flexibility is greatly improved.
Specifically, fixed knot constructs 4 including spacing wheel 41, depression bar 42, connecting block 43, guiding axle 44, baffle 45, first torsion spring 46, fixed block 47, pivot 48 and second torsion spring 49, fixed block 47 vertical fixation in clipboard 1, pivot 48 is fixed in fixed block 47, pivot 48 with rotate between the connecting block 43 and be connected, pivot 48 with be equipped with between the connecting block 43 first torsion spring 46, guiding axle 44 with rotate between the connecting block 43 and be connected, the both ends of second torsion spring 49 are fixed in respectively connecting block 43 with guiding axle 44, the tip is L shape the depression bar 42 is fixed in guiding axle 44, baffle 45 vertical fixation in connecting block 43, just spacing wheel 41 with rotate between the tip of depression bar 42 and be connected, spacing wheel 41 with contradict between the baffle 45.
Specifically, the cleaning structure 5 includes a sliding groove 51, a connecting rod 52, a sliding block 53, a sealing ring 54, a sponge sleeve 55 and a third torsion spring 56, the sliding groove 51 is disposed at one end of the writing board 1 away from the fixing block 47, the sliding block 53 slidably connected with the sliding groove 51 is disposed inside the sliding groove 51, the connecting rod 52 with a U-shaped cross section is disposed on the sliding block 53, the connecting rod 52 is rotatably connected with the end portion, two ends of the third torsion spring 56 are respectively fixed to the sliding block 53 and the connecting rod 52, the sponge sleeve 55 is rotatably connected with the connecting rod 52, and the sealing ring 54 is sleeved on the sponge sleeve 55; the writing board 1 is provided with the cleaning structure 5 for cleaning dust, and the cleaning structure 5 is connected with the writing board 1 in a sliding manner; be equipped with on the clipboard 1 and be used for the fixed books of centre gripping fixed knot structure 4, just clearance structure 5 can with conflict between the fixed knot constructs 4, and then be convenient for pass through the books that fixed knot constructs 4 fixed needs to use, when passing through clearance structure 5 is right when clipboard 1 clears up, the automatic drive of clearance structure 5 fixed knot constructs 4 and drives books and rotates, and the automatic re-setting of the books of being convenient for after the clearance finishes, and then makes the cleaning performance of dust better, is convenient for timely books of looking up the emergency simultaneously, and then has improved the efficiency and the quality of teaching greatly, promptly: when a key book is fixed, the book is turned to a designated position, then the pressure lever 42 is pulled, the pressure lever 42 drives the guide shaft 44 to rotate around the connecting block 43, the second torsion spring 49 deforms, so that the limiting wheel 41 at the end part of the pressure lever 42 is separated from the baffle 45, then the book is placed on the baffle 45, the pressure lever 42 is loosened, the second torsion spring 49 deforms to drive the guide shaft 44 to rotate in the opposite direction to drive the pressure lever 42 to drive the limiting wheel 41 to match with the baffle 45 to fix the book, the limiting wheel 41 is rotatably connected with the pressure lever 42, the area for pressing the book is increased, the position for pressing and fixing the book by the limiting wheel 41 is convenient to adjust, the book is convenient to fix rapidly, pages are set and checked, and the information checking effect in teaching is better, when dust on the writing board 1 is cleaned, the connecting rod 52 is pushed, the connecting rod 52 and the sliding block 53 rotate to enable the third torsion spring 56 to deform, then the sealing ring 54 is pulled out to enable the sponge sleeve 55 to be exposed, the arrangement of the sealing ring 54 effectively prevents the sponge sleeve 55 from depositing dust and drying too fast, the sliding block 53 and the sliding groove 51 slide while the connecting rod 52 is pushed, when the sponge sleeve 55 is in contact with the top surface of the writing board 1, the third torsion spring 56 deforms to enable the sponge sleeve 55 on the connecting rod 52 to abut against the writing board 1, in the process of pushing the connecting rod 52, the sponge sleeve 55 and the connecting rod 52 rotate to facilitate quick cleaning of dust on the writing board 1, and when the sponge sleeve 55 abuts against the pressure rod 42, the pressure rod 42 drives the connecting block 43 and the rotating shaft 48 to rotate through the guide shaft 44, first torsion spring 46 deformation, and then be convenient for clear up the automatic rotation of books that need use urgently during clipboard 1 with clipboard 1 contactless, work as sponge cover 55 with when depression bar 42 contactless, first torsion spring 46 drive pivot 48 resets, and then makes books automatic re-setting, and then has improved the treatment effeciency and the quality of dust greatly, makes the inquiry of the books of urgency more convenient and fast simultaneously.
When the multifunctional writing board is used, the bottom plate 23 is firstly placed on a desktop, the width of the bottom plate 23 is larger than that of the writing board 1, so that the contact area between the bottom plate 23 and the desktop is increased, the side turning of the bottom plate 23 caused by placing a computer on the supporting plate 33 is effectively prevented, the contact between the bottom plate 23 and the desktop is more stable, then, after a learner takes a stool with any height, the driving rod 21 is rotated according to the heights of the stool and the desktop, the driving rod 21 drives the sliding rod 24 and the guide sleeve 22 to slide through threads, the sliding rod 24 drives the distance between the bottom plate 23 and the writing board 1 to change, the height of the writing board 1 is convenient to adjust, the writing board 1 is suitable for people with different heights, the use comfort level in the teaching process is greatly improved, and; after the height adjustment of the writing board 1 is completed, the computer is placed inside the groove 32, the groove 32 is arranged to effectively prevent the computer from slipping off the supporting board 33, a plurality of heat dissipation holes 31 communicated with the groove 32 are formed in the circumferential array on the supporting board 33 for heat dissipation, most of the bottom end of the computer is hollowed out, the heat dissipation effect of the computer is better, when an operator needs to adjust the distance of the computer, a forefinger penetrates through the guide ring 61, then the rocking block 62 is pulled, the rocking block 62 drives the transmission rod 64 to slip off the screw rod 63, then the forefinger drives the guide ring 61, the guide ring 61 and the rocking block 62 rotate and simultaneously drive the transmission rod 64 to drive the screw rod 63 to rotate, the use comfort level is greatly improved, the screw rod 63 drives the transmission strip 66 to slide with the guide rail 65 through threads, further, the transmission strip 66 drives the supporting board 33 to slide with the writing board, thereby greatly improving the operation flexibility; when a key book is fixed, the book is turned to a designated position, then the pressure lever 42 is pulled, the pressure lever 42 drives the guide shaft 44 to rotate around the connecting block 43, the second torsion spring 49 deforms, so that the limiting wheel 41 at the end part of the pressure lever 42 is separated from the baffle 45, then the book is placed on the baffle 45, the pressure lever 42 is loosened, the second torsion spring 49 deforms to drive the guide shaft 44 to rotate in the opposite direction to drive the pressure lever 42 to drive the limiting wheel 41 to match with the baffle 45 to fix the book, the limiting wheel 41 is rotatably connected with the pressure lever 42, the area for pressing the book is increased, meanwhile, the position for pressing and fixing the book by the limiting wheel 41 is convenient to adjust, the book is convenient to fix and set a checking page, the effect for checking information in teaching is better, when dust on the writing board 1 is cleaned, the connecting rod 52 is pushed, the connecting rod 52 rotates with the sliding block, then the sealing ring 54 is pulled out to expose the sponge sleeve 55, the arrangement of the sealing ring 54 effectively prevents the sponge sleeve 55 from depositing dust and drying too fast, the sliding block 53 and the sliding groove 51 slide while pushing the connecting rod 52, when the sponge sleeve 55 contacts with the top surface of the writing board 1, the third torsion spring 56 deforms to enable the sponge sleeve 55 on the connecting rod 52 to abut against the writing board 1, in the process of pushing the connecting rod 52, the sponge sleeve 55 rotates with the connecting rod 52 to facilitate the rapid cleaning of the dust on the writing board 1, meanwhile, when the sponge sleeve 55 abuts against the pressure rod 42, the pressure rod 42 drives the connecting block 43 to rotate with the rotating shaft 48 through the guide shaft 44, the first torsion spring 46 deforms, thereby facilitating the automatic rotation of the book which is urgently needed to be used when the writing board 1 is cleaned without contacting with the writing board 1, when the sponge sleeve 55 does not contact with the pressure rod 42, the first torsion spring 46 drives the rotating shaft, and then make books automatic re-setting, and then improved the treatment effeciency and the quality of dust greatly, make the inquiry of urgent books more convenient and fast simultaneously.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the embodiments and descriptions given above are only illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides a computer is teaching board for distance education with clearance function which characterized in that: comprises a writing board (1), a height adjusting structure (2), a limiting structure (3), a fixing structure (4), a cleaning structure (5) and a driving structure (6); the writing board (1) used for placing books is fixed on the height adjusting structure (2) used for adjusting the height, the cleaning structure (5) used for cleaning dust is arranged on the writing board (1), and the cleaning structure (5) is connected with the writing board (1) in a sliding mode; the writing board (1) is provided with a fixing structure (4) for clamping and fixing books, and the cleaning structure (5) can be abutted against the fixing structure (4); be equipped with on clipboard (1) and be used for fixed computer limit structure (3), limit structure (3) with sliding connection between clipboard (1), the bottom of clipboard (1) is equipped with and is used for the drive limit structure (3) drive structure (6), just the tip of drive structure (6) is fixed in limit structure (3).
2. The teaching board for computer remote education with a cleaning function according to claim 1, wherein: altitude mixture control structure (2) include actuating lever (21), uide bushing (22), bottom plate (23) and slide bar (24), clipboard (1) is fixed in uide bushing (22), actuating lever (21) through connection in uide bushing (22) with slide bar (24), actuating lever (21) with rotate between uide bushing (22) and connect, actuating lever (21) with threaded connection between slide bar (24), slide bar (24) deviate from the one end of clipboard (1) is fixed with bottom plate (23), the width of bottom plate (23) is greater than the width of clipboard (1).
3. The teaching board for computer remote education with a cleaning function according to claim 2, wherein: limit structure (3) include louvre (31), recess (32) and layer board (33), layer board (33) with sliding connection between clipboard (1), be equipped with on layer board (33) and be used for carrying on spacingly recess (32) to the computer, circumference array is equipped with a plurality ofly on layer board (33) with what recess (32) switched on is used for the radiating louvre (31).
4. The teaching board for computer remote education with a cleaning function according to claim 3, wherein: the driving structure (6) comprises a guide ring (61), a rocking block (62), a screw rod (63), a transmission rod (64), a guide rail (65) and a transmission bar (66), one end of the transmission bar (66) in a rocker shape is fixed on the supporting plate (33), the transmission bar (66) is in sliding connection with the guide rail (65), the guide rail (65) is arranged at one end, facing the bottom plate (23), of the writing board (1), the screw rod (63) is connected with the guide rail (65) and the transmission bar (66) in a penetrating manner, the screw rod (63) is in rotating connection with the guide rail (65), the screw rod (63) is in threaded connection with the transmission bar (66), the transmission rod (64) with a regular hexagonal structure in cross section is in sliding connection with the screw rod (63), the end part of the transmission rod (64) is provided with the rocking block (62), the guide ring (61) is rotatably connected with the rocking block (62).
5. The teaching board with the cleaning function for the computer distance education is characterized in that the fixing structure (4) comprises a limiting wheel (41), a pressure rod (42), a connecting block (43), a guide shaft (44), a baffle plate (45), a first torsion spring (46), a fixing block (47), a rotating shaft (48) and a second torsion spring (49), the fixing block (47) is perpendicularly fixed on the writing board (1), the rotating shaft (48) is fixed on the fixing block (47), the rotating shaft (48) is rotatably connected with the connecting block (43), the first torsion spring (46) is arranged between the rotating shaft (48) and the connecting block (43), the guide shaft (44) is rotatably connected with the connecting block (43), two ends of the second torsion spring (49) are respectively fixed on the connecting block (43) and the guide shaft (44), the pressure rod (42) with an end in the shape of L is abutted against the guide shaft (44), the baffle plate (45) is perpendicularly fixed on the connecting block (43), and the pressure rod (41) is connected with the baffle plate (41) and the end of the limiting wheel (41).
6. The teaching board for computer remote education with a cleaning function according to claim 5, wherein: clearance structure (5) include spout (51), connecting rod (52), slider (53), sealing washer (54), sponge cover (55) and third torsion spring (56), clipboard (1) deviates from the one end of fixed block (47) is equipped with spout (51), the inside of spout (51) is equipped with sliding connection slider (53), it is the U-shaped for the cross-section of the tip of connecting to be equipped with on slider (53) connecting rod (52), the both ends of third torsion spring (56) are fixed in respectively slider (53) with connecting rod (52), sponge cover (55) with rotate between connecting rod (52) and be connected, sealing washer (54) cup joint in sponge cover (55).
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CN202010418344.XA CN111462542A (en) | 2020-05-18 | 2020-05-18 | Computer distance education is with teaching board with clearance function |
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CN202010418344.XA CN111462542A (en) | 2020-05-18 | 2020-05-18 | Computer distance education is with teaching board with clearance function |
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CN204599765U (en) * | 2015-05-13 | 2015-09-02 | 郑州电力高等专科学校 | A kind of foreign language teaching device |
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Application publication date: 20200728 |
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