CN112628565A - High-interactivity teaching board for Chinese teaching - Google Patents
High-interactivity teaching board for Chinese teaching Download PDFInfo
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- CN112628565A CN112628565A CN202011570719.0A CN202011570719A CN112628565A CN 112628565 A CN112628565 A CN 112628565A CN 202011570719 A CN202011570719 A CN 202011570719A CN 112628565 A CN112628565 A CN 112628565A
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- 229910000831 Steel Inorganic materials 0.000 claims description 11
- 239000010959 steel Substances 0.000 claims description 11
- 230000002452 interceptive effect Effects 0.000 claims description 8
- 238000009434 installation Methods 0.000 abstract description 10
- 230000008602 contraction Effects 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 3
- 230000003321 amplification Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000003199 nucleic acid amplification method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/20—Undercarriages with or without wheels
- F16M11/22—Undercarriages with or without wheels with approximately constant height, e.g. with constant length of column or of legs
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- 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
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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
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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
- B43L1/008—Repeatedly-usable boards or tablets for writing or drawing with magnetic action
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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
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Business, Economics & Management (AREA)
- Physics & Mathematics (AREA)
- Educational Administration (AREA)
- Educational Technology (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Drawing Aids And Blackboards (AREA)
Abstract
The invention discloses a high-interactivity teaching board for Chinese teaching, which comprises an installation board and a U-shaped frame rotatably installed on the right side of the installation board, wherein a writing panel is arranged in the U-shaped frame and consists of two writing boards, the two writing boards are overlapped, the writing board positioned on the front side of the two writing boards is fixedly installed in the U-shaped frame, the writing board positioned on the rear side is slidably sleeved in the U-shaped frame, a touch display screen is embedded on the front side of the installation board, a placement groove positioned below the touch display screen is arranged on the front side of the installation board, a U-shaped seat is fixedly installed on the inner wall of the bottom of the placement groove, and a teaching stick is movably clamped in the U-shaped seat. The portable multifunctional pen has the advantages of reasonable design, convenience in operation, convenience in use, enlargement of the total writing area, convenience for teachers or students to write, convenience in carrying and transportation due to the fact that the total volume of the whole device is reduced through contraction and folding after use, and the use requirement is met and the use is facilitated.
Description
Technical Field
The invention relates to the technical field of teaching boards, in particular to a high-interactivity teaching board for Chinese teaching.
Background
The Chinese teaching comprises Chinese as the teaching of native language, each national minority uses Chinese as the teaching of the second language and Chinese as the teaching of the foreign language, along with the international status of China is promoted, the number of foreign students in colleges and universities is increased every year, the foreign Chinese teaching for the foreign students also becomes one of courses set by many colleges and universities for the foreign students, in order to improve the learning efficiency of students, teachers need to frequently interact with the students, the learning efficiency is passed through in the interactive teaching mode, therefore, a high interactive teaching board for Chinese teaching is needed, most of the existing high interactive teaching boards for Chinese teaching are composed of writing boards and electronic touch display screens, and the teaching quality is improved through the interactive cooperation of multimedia education and student writing;
the present Chinese teaching is with its volume of high interactivity teaching board is fixed mostly, be not convenient for reduce the total volume after using and carry the transportation, because the level setting of display screen and clipboard, make the total volume great, bring inconvenience for carrying the transportation, and the total volume of clipboard is not convenient for expand the regulation, often there is because of the clipboard is less, the phenomenon that the content was not written completely, it is inconvenient to bring for the teaching, influence the quality of teaching, if directly use great clipboard, then cause the total volume bigger, it is inconvenient to carry, synthesize the above-mentioned condition and improve, therefore we have proposed a Chinese teaching is with high interactivity teaching board and be used for solving above-mentioned problem.
Disclosure of Invention
Based on the technical problems in the background art, the invention provides a high-interactivity teaching board for Chinese teaching.
The invention provides a high-interactivity teaching board for Chinese teaching, which comprises an installation board and a U-shaped frame rotatably installed on the right side of the installation board, wherein a writing panel is arranged in the U-shaped frame and consists of two writing boards, the two writing boards are overlapped, the writing board positioned on the front side of the two writing boards is fixedly installed in the U-shaped frame, the writing board positioned on the rear side of the two writing boards is slidably sleeved in the U-shaped frame, a touch display screen is embedded in the front side of the installation board, a placing groove positioned below the touch display screen is formed in the front side of the installation board, a U-shaped seat is fixedly installed on the inner wall of the bottom of the placing groove, a teaching stick is movably clamped in the U-shaped seat, two first supporting legs are fixedly installed on two sides of the bottom of the installation board and one side of the bottom of the U-shaped frame, and a rotating locking mechanism.
Preferably, the telescopic locking mechanism comprises a fixed plate movably contacted with the right side of the U-shaped frame, the right side of the writing board positioned at the rear side is fixedly connected with the left side of the fixed plate, magnets are fixedly bonded on the front side of the fixed plate and the front side of the mounting plate, the two magnets are matched, two second supporting legs are fixedly mounted at the bottom of the fixed plate, first rectangular grooves are respectively formed in the top of the right side and the bottom of the right side of the U-shaped frame, first rectangular rods are fixedly mounted at the top of the left side and the bottom of the left side of the fixed plate, the left ends of the first rectangular rods extend into the corresponding first rectangular grooves, the first rectangular rods are slidably sleeved in the corresponding first rectangular grooves, a second rectangular groove is formed in the top of the right side of the writing board positioned at the rear side, pull rods are arranged in the second rectangular grooves, a rectangular positioning block is fixedly mounted at the right end of the pull, an internal thread sleeve is fixedly arranged on the right side of the rectangular positioning block, a screw rod is sleeved in the internal thread sleeve, a knob is fixedly arranged at the right end of the screw rod and extends to the right side of the fixing plate, four shift levers are fixedly arranged on the outer side of the knob in a rectangular manner, the fixing plate is rotatably sleeved on the screw rod, two clamping holes are formed between the inner wall of the top of the second rectangular groove and the inner wall of the bottom of one of the two first rectangular grooves which is positioned above the second rectangular groove, a clamping block is movably clamped in the clamping hole positioned on the left side of the two clamping holes, the top of the clamping block is in a conical structure, a first groove is formed in the bottom of the clamping block, the same connecting rod which is obliquely arranged is hinged between the inner wall of the top of the first groove and the left end of the pull rod, the bottom of the clamping block extends into the second rectangular groove, a, the cross rod is sleeved on the two first locating rods in a sliding mode, two extension springs in a stretching state are fixedly installed between the inner wall of the bottom of the second rectangular groove and the bottom of the cross rod, the extension springs are movably sleeved on the corresponding first locating rods, and the pull rod is located on the front sides of the two first locating rods and the cross rod.
Preferably, the rotary locking mechanism comprises a clamping groove arranged at the top and the bottom of the right side of the mounting plate, a T-shaped clamping rod is movably clamped in the clamping groove, third rectangular grooves are respectively arranged at the top and the bottom of the left side of the U-shaped frame, two second positioning rods are fixedly arranged on the inner wall of one side of the third rectangular groove far away from the opening of the third rectangular groove, the right side of the T-shaped clamping rod extends into the corresponding third rectangular groove, the T-shaped clamping rod is slidably sleeved on the corresponding two second positioning rods, two first springs are fixedly arranged between the right side of the T-shaped clamping rod and the inner wall of one side of the corresponding third rectangular groove far away from the opening of the third rectangular groove, the first springs are movably sleeved on the corresponding second positioning rods, a fixed pulley is rotatably arranged between the inner wall of the front side and the inner wall of the rear side of the third rectangular groove, a flexible steel rope is fixedly arranged at the right side of the T-shaped clamping rod, a square rod is arranged in the third rectangular groove, the right, the second groove has all been seted up to the top and the bottom of fixed plate, the front side in second groove, rear side and right side are all established to the opening, the right-hand member of square bar runs through corresponding first rectangular channel and extends to the second inslot, first rectangular channel slip cap is established on the square bar that corresponds, the third groove has all been seted up on the one side inner wall that two second grooves are close to each other, fixed mounting has the third locating lever between the both sides inner wall in third groove, the slip cap is equipped with the rectangular block on the third locating lever, fixed mounting has the second spring between the left side of rectangular block and the left side inner wall in the third groove that corresponds, second spring movable sleeve is established on the third locating lever that corresponds, one side that two rectangular blocks kept away from each other extends to corresponding second inslot and fixed mounting respectively has the ejector pad, the left side of ejector pad and the right-hand member movable contact of the square bar that corresponds, the right side fixed mounting of two ejector pads has same.
Preferably, the rotation groove that the front side set up for the opening is seted up in the left side of U-shaped frame, and fixed mounting has the fixed axle between the top inner wall in rotation groove and the bottom inner wall, and the right side fixed mounting of mounting panel has the turning block, and the right side of turning block extends to and rotates the inslot, and same first circular port has been seted up to the top and the bottom of turning block, and first circular port internal fixation cover is equipped with two first bearings, the inboard outside fixed connection with the fixed axle of inner circle of first bearing.
Preferably, a second circular hole is formed in the top of the right side of the fixing plate, two second bearings are fixedly sleeved in the second circular hole, and inner rings of the second bearings are fixedly sleeved with the outer sides of the screws.
Preferably, rectangular holes are formed in two sides of the top of the cross rod, and the inner walls of the rectangular holes are connected with the outer sides of the corresponding first positioning rods in a sliding mode.
Preferably, two first rectangular channels all seted up spacing holes on the one side inner wall of keeping away from each other, and the equal fixed mounting in one side that two first rectangular poles kept away from each other has the stopper, stopper and the spacing hole sliding connection who corresponds, the left side of stopper and the left side inner wall movable contact in the spacing hole that corresponds, the distance between the right side of stopper and the right side inner wall in the spacing hole that corresponds is the same with the right side of fixture block and the distance between the right side inner wall in the card hole that is located the right side.
Preferably, the third rectangular groove is provided with a first square hole communicated with the corresponding first rectangular groove on the inner wall of the side, away from the opening, of the third rectangular groove, the inner wall of the first square hole is in sliding connection with the outer side of the corresponding square rod, the left end of the first rectangular rod is provided with a second square hole, and the inner wall of the second square hole is in sliding connection with the outer side of the corresponding square rod.
Preferably, a through hole is formed in the inner wall of the right side of the U-shaped handle and matched with the knob, and the distance between the sides, far away from each other, of the two driving levers which are opposite up and down is smaller than the inner diameter of the through hole.
Compared with the prior art, the invention has the beneficial effects that:
through the U-shaped frame, the fixing plate, the third groove, the third positioning rod, the second spring, the second groove, the second rectangular groove, the pull rod, the rectangular positioning block, the internal thread sleeve, the screw rod, the clamping hole, the clamping block, the cross rod, the first positioning rod and the extension spring are matched with the connecting rod, when the total area of the writing panel needs to be enlarged, one pulling rod is pulled to drive the screw rod to rotate through the knob, the screw rod drives the internal thread sleeve to move rightwards while rotating, the internal thread sleeve drives the pull rod to move rightwards through the rectangular positioning block and pulls the connecting rod, the pulling force and the elasticity of the extension spring drive the clamping block to move downwards through the cross rod and the clamping hole clamped with the clamping block, then the knob is pulled rightwards to drive the fixing plate to move rightwards through the screw rod and the two second bearings, the fixing plate drives the writing plate positioned at, the total area of the writing panel is gradually increased, the fixed plate drives the corresponding limiting blocks to move to the positions, contacting with the inner wall of the right side of the limiting hole, of the limiting holes through the two rectangular rods respectively, the knob is rotated reversely, the pull rod is enabled to move leftwards and push the connecting rod to move and rotate, the connecting rod pushes the clamping block to move upwards to the clamping hole on the right side, the clamping block drives the cross rod to slide upwards on the two first positioning rods and stretch the two stretching springs, and then the writing board on the rear side is fixed, and the amplification of the writing panel is completed;
through the matching of the U-shaped frame, the fixed plate, the magnet, the clamping groove, the T-shaped clamping rod, the third rectangular groove, the second positioning rod, the first spring, the flexible steel rope, the square rod, the first rectangular groove, the pushing block and the U-shaped handle with the rectangular block, when the total volume of the whole device needs to be reduced, the knob is rotated forward again to enable the clamping block to move out of the clamping hole on the right side, the fixed plate is pushed leftwards to drive the writing board and the two rectangular rods on the rear side to move leftwards, when the fixed plate moves leftwards to be in contact with the right side of the U-shaped frame, the knob is rotated reversely to enable the clamping block to be changed into a clamping hole which moves upwards to the left side, the total area of the writing panel is reduced, then the U-shaped handle is pushed leftwards to drive the two pushing blocks to push the two square rods leftwards, and the pushing block drives the, the square bar shifts out and compresses first spring in following the draw-in groove through the flexible steel cable pulling T shape kelly that corresponds, upset U-shaped handle is through two ejector pads forward immediately, two rectangle pieces and two third locating levers drive the fixed plate and overturn forward, the fixed plate drives two clipboards through two rectangle poles and U-shaped frame and overturns to touch display screen's front side forward, drive the magnet of being connected rather than fixed when the fixed plate overturns and remove to adsorb mutually with the magnet of mounting panel front side, and then make U-shaped frame and mounting panel be fixed together, make the total volume of whole device reduce.
The portable multifunctional pen has the advantages of reasonable design, convenience in operation, convenience in use, enlargement of the total writing area, convenience for teachers or students to write, convenience in carrying and transportation due to the fact that the total volume of the whole device is reduced through contraction and folding after use, and the use requirement is met and the use is facilitated.
Drawings
Fig. 1 is a schematic structural diagram of a high interactivity teaching board for chinese teaching according to the present invention;
FIG. 2 is a schematic cross-sectional view of FIG. 1;
FIG. 3 is an enlarged schematic view of portion A of FIG. 2;
FIG. 4 is an enlarged schematic view of portion B of FIG. 3;
FIG. 5 is an enlarged schematic view of a portion C of FIG. 3;
FIG. 6 is a schematic structural diagram of a high interactivity teaching board for Chinese teaching according to the present invention after the writing panel area is enlarged;
FIG. 7 is a schematic structural diagram of a high interactivity teaching board for Chinese teaching according to the present invention after the total volume is reduced;
fig. 8 is a perspective view of the fixing plate of fig. 2.
In the figure: 100 clipboard, 101 touch display screen, 102 teaching rod, 103 standing grooves, 104 mounting panel, 105 first supporting legs, 1U-shaped frame, 2 fixed plates, 3 magnet, 4 third grooves, 5 third locating levers, 6 second springs, 7 second grooves, 8 second rectangular grooves, 9 pull rods, 10 rectangular locating blocks, 11 internal thread sleeve pipes, 12 screw rods, 13 card holes, 14 clamping blocks, 15 cross rods, 16 first locating levers, 17 extension springs, 18 connecting rods, 19 clamping grooves, 20T-shaped clamping rods, 21 third rectangular grooves, 22 second locating levers, 23 first springs, 24 flexible steel ropes, 25 square rods, 26 first rectangular rods, 27 first rectangular grooves, 28 pushing blocks, 29U-shaped handles, 30 rectangular blocks.
Detailed Description
The present invention will be further illustrated with reference to the following specific examples.
Examples
Referring to fig. 1-8, the embodiment provides a highly interactive teaching board for chinese teaching, which includes a mounting plate 104 and a U-shaped frame 1 rotatably mounted on the right side of the mounting plate 104, a writing panel is disposed in the U-shaped frame 1, the writing panel is composed of two writing boards 100, the two writing boards 100 are overlapped, the writing board 100 located on the front side of the two writing boards 100 is fixedly mounted in the U-shaped frame 1, the writing board 100 located on the rear side is slidably sleeved in the U-shaped frame 1, the front side of the mounting plate 104 is embedded with a touch display screen 101, the front side of the mounting plate 104 is provided with a placement groove 103 located below the touch display screen 101, the inner wall of the bottom of the placement groove 103 is fixedly mounted with a U-shaped seat, the teaching stick 102 is movably clamped in the U-shaped seat, two first supporting legs 105 are fixedly mounted on both sides of the bottom of the mounting plate 104 and one side of the bottom of the U-shaped frame 1, the U-, the portable multifunctional pen has the advantages of reasonable design, convenience in operation, convenience in use, enlargement of the total writing area, convenience for teachers or students to write, convenience in carrying and transportation due to the fact that the total volume of the whole device is reduced through contraction and folding after use, and the use requirement is met and the use is facilitated.
In the embodiment, the telescopic locking mechanism comprises a fixed plate 2 movably contacted with the right side of a U-shaped frame 1, the right side of a writing board 100 positioned at the rear side is fixedly connected with the left side of the fixed plate 2, magnets 3 are fixedly bonded on the front side of the fixed plate 2 and the front side of an installation plate 104, the two magnets 3 are matched, two second support legs are fixedly installed at the bottom of the fixed plate 2, first rectangular grooves 27 are respectively formed at the top of the right side and the bottom of the right side of the U-shaped frame 1, first rectangular rods 26 are respectively fixedly installed at the top of the left side and the bottom of the left side of the fixed plate 2, the left ends of the first rectangular rods 26 extend into the corresponding first rectangular grooves 27, the first rectangular rods 26 are slidably sleeved in the corresponding first rectangular grooves 27, a second rectangular groove 8 is formed at the top of the right side of the writing board 100 positioned at the rear side, a pull rod 9 is arranged in the second rectangular groove 8, a, a rectangular positioning block 10 is slidably sleeved in a second rectangular groove 8, an internal thread sleeve 11 is fixedly installed on the right side of the rectangular positioning block 10, a screw 12 is sleeved in the internal thread sleeve 11, a knob is fixedly installed on the right side of a fixing plate 2 after the right end of the screw 12 extends, four shift levers are fixedly installed outside the knob in a rectangular shape, the fixing plate 2 is rotatably sleeved on the screw 12, two clamping holes 13 are formed between the inner wall of the top of the second rectangular groove 8 and the inner wall of the bottom of one first rectangular groove 27 positioned above the two first rectangular grooves 27, a fixture block 14 is movably clamped in the clamping hole 13 positioned on the left side of the two clamping holes 13, the top of the fixture block 14 is in a conical structure, the bottom of the fixture block 14 is provided with a first groove, a connecting rod 18 which is obliquely arranged is hinged between the inner wall of the top of the first groove and the left end of a pull rod 9, a cross rod 15 is fixedly arranged at the rear side of the bottom of the clamping block 14, two first positioning rods 16 are fixedly arranged between the inner wall of the top part and the inner wall of the bottom part of the second rectangular groove 8, the cross rod 15 is sleeved on the two first positioning rods 16 in a sliding manner, two extension springs 17 in a stretching state are fixedly arranged between the inner wall of the bottom part of the second rectangular groove 8 and the bottom part of the cross rod 15, the extension springs 17 are movably sleeved on the corresponding first positioning rods 16, a pull rod 9 is positioned at the front sides of the two first positioning rods 16 and the cross rod 15, a rotary locking mechanism comprises clamping grooves 19 formed at the top part of the right side and the bottom part of a mounting plate 104, T-shaped clamping rods 20 are movably clamped in the clamping grooves 19, third rectangular grooves 21 are respectively formed at the top part of the left side and the bottom part of the U-shaped frame 1, two second positioning rods 22 are fixedly arranged on the inner wall of the third rectangular groove 21 far away from the opening side, the T-shaped clamping rod 20 is sleeved on the two corresponding second positioning rods 22 in a sliding manner, two first springs 23 are fixedly arranged between the right side of the T-shaped clamping rod 20 and the inner wall of one side of the corresponding third rectangular groove 21 far away from the opening of the T-shaped clamping rod, the first springs 23 are movably sleeved on the corresponding second positioning rods 22, fixed pulleys are rotatably arranged between the front inner wall and the rear inner wall of the third rectangular groove 21, a flexible steel rope 24 is fixedly arranged on the right side of the T-shaped clamping rod 20, a square rod 25 is arranged in the third rectangular groove 21, the right end of the flexible steel rope 24 bypasses the right side of the corresponding fixed pulley and is fixedly connected with the top of the square rod 25, the top and the bottom of the fixed plate 2 are respectively provided with a second groove 7, the front side, the rear side and the right side of the second groove 7 are respectively provided with an opening, the right end of the square rod 25 penetrates through the corresponding first rectangular groove 27 and extends into the second groove 7, the first rectangular rod, the inner wall of one side of each of the two second grooves 7, which is close to each other, is provided with a third groove 4, a third positioning rod 5 is fixedly arranged between the inner walls of the two sides of the third groove 4, a rectangular block 30 is sleeved on the third positioning rod 5 in a sliding manner, a second spring 6 is fixedly arranged between the left side of the rectangular block 30 and the inner wall of the left side of the corresponding third groove 4, the second spring 6 is movably sleeved on the corresponding third positioning rod 5, the sides, which are far away from each other, of the two rectangular blocks 30 respectively extend into the corresponding second grooves 7 and are fixedly provided with push blocks 28, the left sides of the push blocks 28 are in movable contact with the right ends of the corresponding square rods 25, and the right sides of the two push blocks 28 are fixedly provided with the same U-shaped handle 29. The portable transportation satisfies the user demand, is favorable to the use.
In this embodiment, a rotating groove with an opening at the front side is formed in the left side of the U-shaped frame 1, a fixed shaft is fixedly installed between the top inner wall and the bottom inner wall of the rotating groove, a rotating block is fixedly installed on the right side of the installing plate 104, the right side of the rotating block extends into the rotating groove, the top and the bottom of the rotating block are provided with the same first circular hole, two first bearings are fixedly sleeved in the first circular hole, the inner side of the inner ring of each first bearing is fixedly connected with the outer side of the fixed shaft, a second circular hole is formed in the top of the right side of the fixing plate 2, two second bearings are fixedly sleeved in the second circular hole, the inner ring of each second bearing is fixedly sleeved with the outer side of the screw 12, rectangular holes are formed in both sides of the top of the cross bar 15, the inner walls of the rectangular holes are slidably connected with the outer sides of the corresponding first, the side, far away from each other, of each of the two first rectangular rods 26 is fixedly provided with a limiting block, the limiting blocks are in sliding connection with corresponding limiting holes, the left sides of the limiting blocks are in movable contact with the inner wall of the left side of the corresponding limiting holes, the distance between the right sides of the limiting blocks and the inner walls of the right sides of the corresponding limiting holes is the same as the distance between the right sides of the clamping blocks 14 and the inner walls of the right sides of the clamping holes 13 positioned on the right sides, the inner wall, far away from the opening side of each third rectangular groove 21, of each third rectangular groove is provided with a first square hole communicated with the corresponding first rectangular groove 27, the inner wall of each first square hole is in sliding connection with the outer side of the corresponding square rod 25, the left end of each first rectangular rod 26 is provided with a second square hole, the inner wall of each second square hole is in sliding connection with the outer side of the corresponding square rod 25, the inner wall of the right side of the U-shaped handle, the portable multifunctional pen has the advantages of reasonable design, convenience in operation, convenience in use, enlargement of the total writing area, convenience for teachers or students to write, convenience in carrying and transportation due to the fact that the total volume of the whole device is reduced through contraction and folding after use, and the use requirement is met and the use is facilitated.
In the embodiment, when the total area of the writing panel needs to be enlarged, a poking rod is poked to drive the knob to rotate in the forward direction, the knob drives the screw rod 12 to rotate, the screw rod 12 rotates in the internal thread sleeve 11 and drives the internal thread sleeve 11 to move rightwards, the internal thread sleeve 11 drives the rectangular positioning block 10 to move rightwards, the rectangular positioning block 10 drives the pull rod 9 to move rightwards, the pull rod 9 moves rightwards and pulls the connecting rod 18, the pulling force and the elastic force of the extension spring 17 drive the cross rod 15 to slide downwards on the two first positioning rods 16, the cross rod 15 drives the clamping block 14 to move downwards out of a clamping hole 13 clamped with the clamping block, the fixing of the fixing plate 2 is released, the knob is pulled rightwards, the knob drives the fixing plate 2 to move rightwards through the screw rod 12 and the two second bearings, the fixing plate 2 drives the two rectangular rods 26 to respectively slide in, the rectangular rod 26 drives the corresponding limiting block to slide in the limiting hole, the fixing plate 2 drives the two second supporting legs to move rightwards, the fixing plate 2 drives the writing board 100 positioned at the rear side to gradually move rightwards out of the U-shaped frame 1 along with the movement of the writing board 100 positioned at the rear side, the total area of the writing panel is gradually increased, when the limiting block is in contact with the inner wall of the right side of the corresponding limiting hole, the clamping block 14 is aligned with the clamping hole 13 positioned at the right side, the knob is rotated reversely, the movement process of the knob is reversed similarly to the movement process of the knob, the pull rod 9 is changed to move leftwards and extrude the connecting rod 18, the extruding force drives the connecting rod 18 to move and rotate, the connecting rod 18 extrudes the inner wall at the top of the first groove on the clamping block 14, the clamping block 14 moves upwards to the clamping hole 13 at the right side, the clamping block 14 moves upwards and drives the cross rod 15 to slide upwards on the two first positioning rods 16 and stretch, the fixture block 14 is clamped with the right-side fixture hole 13, so that the writing board 100 positioned on the rear side is fixed, the amplification of the writing panel is further completed, the total writing area is increased, and a teacher or a student can conveniently write;
after use, when the total volume of the whole device needs to be reduced, the knob is rotated forward again, so that the clamping block 14 moves out of the clamping hole 13 on the right side, the fixing plate 2 is pushed leftward, the fixing plate 2 drives the writing board 100 and the two rectangular rods 26 on the rear side to move leftward, when the fixing plate 2 moves leftward to contact with the right side of the U-shaped frame 1, the knob is rotated reversely, so that the clamping block 14 is changed to move upward to the clamping hole 13 on the left side, the writing board 100 on the rear side is fixed, the total area of the writing panel is reduced, then the U-shaped handle 29 is pushed leftward, the U-shaped handle 29 drives the two pushing blocks 28 to push the two square rods 25 leftward, the pushing blocks 28 drive the corresponding rectangular blocks 30 to slide leftward on the third positioning rods 5 and compress the second springs 6, the square rods 25 move leftward and pull the corresponding flexible steel ropes 24, so that the flexible steel ropes 24 slide on the right sides of the corresponding fixed pulleys, the flexible steel rope 24 pulls the corresponding T-shaped clamping rod 20 to slide rightwards on the two second positioning rods 22, the T-shaped clamping rod 20 compresses the first spring 23 while moving rightwards, the T-shaped clamping rod 20 gradually moves out of the corresponding clamping groove 19 while moving, further the fixing of the U-shaped frame 1 is released, then the U-shaped handle 29 is turned forwards, the U-shaped handle 29 sequentially passes through the two push blocks 28, the two rectangular blocks 30 and the two third positioning rods 5 to drive the fixing plate 2 to turn forwards, the fixing plate 2 drives the U-shaped frame 1 to turn forwards through the two rectangular rods 26, the U-shaped frame 1 drives the two writing plates 100 to turn forwards to the front side of the touch display screen 101, the fixing plate 2 drives the fixedly connected magnet 3 to move to be adsorbed with the magnet 3 on the front side of the mounting plate 104 while turning, further the U-shaped frame 1 and the mounting plate 104 are folded and fixed together, and the total volume of the whole device is reduced through contraction and folding, is convenient to carry and transport.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (9)
1. The utility model provides a chinese teaching is with high interactivity teaching board, including mounting panel (104) and rotate and install U-shaped frame (1) on mounting panel (104) right side, a serial communication port, be equipped with writing panel in U-shaped frame (1), writing panel comprises two clipboards (100), two clipboards (100) overlap the setting, clipboard (100) that are located the front side among two clipboards (100) fixed mounting is in U-shaped frame (1), clipboard (100) that are located the rear side slip the cover and establish in U-shaped frame (1), the front side of mounting panel (104) is inlayed and is equipped with touch display screen (101), standing groove (103) that are located touch display screen (101) below are seted up to the front side of mounting panel (104), fixed mounting has the U-shaped seat on the bottom inner wall of standing groove (103), movable card is equipped with teaching rod (102) in the U-shaped seat, the equal fixed mounting of bottom both sides of mounting panel (104) and bottom one side of U-shaped frame (1) has two first supporting legs (105), and a rotary locking mechanism and a telescopic locking mechanism are arranged on the U-shaped frame (1).
2. The high interactivity teaching board for Chinese teaching according to claim 1, wherein the telescopic locking mechanism comprises a fixed board (2) movably contacted with the right side of the U-shaped frame (1), the right side of the writing board (100) located at the rear side is fixedly connected with the left side of the fixed board (2), magnets (3) are fixedly bonded on the front side of the fixed board (2) and the front side of the mounting board (104), the two magnets (3) are adapted, two second supporting legs are fixedly mounted on the bottom of the fixed board (2), first rectangular grooves (27) are respectively formed in the top of the right side and the bottom of the right side of the U-shaped frame (1), first rectangular rods (26) are fixedly mounted on the top of the left side and the bottom of the left side of the fixed board (2), the left ends of the first rectangular rods (26) extend into the corresponding first rectangular grooves (27), the first rectangular rods (26) are slidably sleeved in the corresponding first rectangular grooves (27), a second rectangular groove (8) is formed in the top of the right side of the writing board (100) located on the rear side, a pull rod (9) is arranged in the second rectangular groove (8), a rectangular positioning block (10) is fixedly installed at the right end of the pull rod (9), the rectangular positioning block (10) is slidably sleeved in the second rectangular groove (8), an internal thread sleeve (11) is fixedly installed on the right side of the rectangular positioning block (10), a screw rod (12) is sleeved in the internal thread sleeve (11), a knob is fixedly installed on the right end of the screw rod (12) extending to the right side of the fixing plate (2), four shift levers are fixedly installed on the outer side of the knob in a rectangular shape, the fixing plate (2) is rotatably sleeved on the screw rod (12), two clamping holes (13) are formed between the inner wall of the top of the second rectangular groove (8) and the inner wall of the bottom of one of the two first rectangular grooves, a clamping block (14) is movably clamped in the clamping hole (13) positioned on the left side in the two clamping holes (13), the top of the clamping block (14) is of a conical structure, a first groove is formed in the bottom of the clamping block (14), a connecting rod (18) which is obliquely arranged is hinged between the inner wall of the top of the first groove and the left end of the pull rod (9), the bottom of the clamping block (14) extends into the second rectangular groove (8), a cross rod (15) is fixedly arranged on the rear side of the bottom of the clamping block (14), two first positioning rods (16) are fixedly arranged between the inner wall of the top and the inner wall of the bottom of the second rectangular groove (8), the cross rod (15) is slidably sleeved on the two first positioning rods (16), two extension springs (17) in a stretching state are fixedly arranged between the inner wall of the bottom of the second rectangular groove (8) and the bottom of the cross rod (15), and the extension springs (17) are movably sleeved on the corresponding first positioning rods (, the pull rod (9) is positioned at the front side of the two first positioning rods (16) and the cross rod (15).
3. The highly interactive teaching board for Chinese teaching as claimed in claim 1, wherein the rotary locking mechanism comprises a slot (19) formed at the top and bottom of the right side of the mounting plate (104), a T-shaped clamping rod (20) is movably clamped in the slot (19), third rectangular grooves (21) are formed at the top and bottom of the left side of the U-shaped frame (1), two second positioning rods (22) are fixedly mounted on the inner wall of the third rectangular groove (21) away from the opening, the right side of the T-shaped clamping rod (20) extends into the corresponding third rectangular groove (21), the T-shaped clamping rod (20) is slidably sleeved on the corresponding two second positioning rods (22), two first springs (23) are fixedly mounted between the right side of the T-shaped clamping rod (20) and the inner wall of the corresponding third rectangular groove (21) away from the opening, the first springs (23) are movably sleeved on the corresponding second positioning rods (22), a fixed pulley is rotatably arranged between the inner wall at the front side and the inner wall at the rear side of a third rectangular groove (21), a flexible steel rope (24) is fixedly arranged at the right side of the T-shaped clamping rod (20), a square rod (25) is arranged in the third rectangular groove (21), the right end of the flexible steel rope (24) bypasses the right side of the corresponding fixed pulley and is fixedly connected with the top of the square rod (25), the top and the bottom of the fixed plate (2) are respectively provided with a second groove (7), the front side, the rear side and the right side of the second groove (7) are respectively provided with an opening, the right end of the square rod (25) penetrates through the corresponding first rectangular groove (27) and extends into the second groove (7), the first rectangular rod (26) is slidably sleeved on the corresponding square rod (25), a third groove (4) is respectively arranged on the inner wall at one side where the two second grooves (7) are close to each other, a third positioning rod (5) is fixedly arranged between the inner walls at two sides of, sliding sleeve is equipped with rectangular block (30) on third locating lever (5), fixed mounting has second spring (6) between the left side inner wall of the left side of rectangular block (30) and the third groove (4) that corresponds, second spring (6) movable sleeve is established on corresponding third locating lever (5), one side that two rectangular block (30) kept away from each other extends to in corresponding second groove (7) respectively and fixed mounting has ejector pad (28), the left side of ejector pad (28) and the right-hand member movable contact of the square bar (25) that corresponds, the right side fixed mounting of two ejector pads (28) has same U-shaped handle (29).
4. The high interactivity teaching board for Chinese teaching as claimed in claim 1, wherein a rotating groove with a front side provided for an opening is formed in the left side of the U-shaped frame (1), a fixed shaft is fixedly installed between the top inner wall and the bottom inner wall of the rotating groove, a rotating block is fixedly installed on the right side of the mounting plate (104), the right side of the rotating block extends into the rotating groove, the top and the bottom of the rotating block are provided with a same first circular hole, two first bearings are fixedly sleeved in the first circular hole, and the inner side of the inner ring of each first bearing is fixedly connected with the outer side of the fixed shaft.
5. The highly interactive teaching board for Chinese teaching as claimed in claim 2, wherein the top of the right side of the fixing board (2) is provided with a second circular hole, two second bearings are fixedly sleeved in the second circular hole, and the inner ring of the second bearing is fixedly sleeved with the outer side of the screw rod (12).
6. The high interactivity teaching board for chinese teaching according to claim 2, wherein rectangular holes are opened on both sides of the top of the cross bar (15), and the inner wall of the rectangular hole is slidably connected to the outer side of the corresponding first positioning bar (16).
7. The high interactivity teaching board for chinese teaching according to claim 2, wherein two first rectangular grooves (27) have limiting holes opened on the inner wall of the side away from each other, two first rectangular rods (26) have limiting blocks fixedly mounted on the side away from each other, the limiting blocks are slidably connected with the corresponding limiting holes, the left side of the limiting block is in movable contact with the inner wall of the left side of the corresponding limiting hole, and the distance between the right side of the limiting block and the inner wall of the right side of the corresponding limiting hole is the same as the distance between the right side of the clamping block (14) and the inner wall of the right side of the clamping hole (13) located on the right side.
8. The highly interactive teaching board for Chinese teaching as claimed in claim 3, wherein the inner wall of the third rectangular groove (21) away from the opening is provided with a first square hole communicated with the corresponding first rectangular groove (27), the inner wall of the first square hole is slidably connected with the outer side of the corresponding square rod (25), the left end of the first rectangular rod (26) is provided with a second square hole, and the inner wall of the second square hole is slidably connected with the outer side of the corresponding square rod (25).
9. The teaching board of claim 3, wherein the U-shaped handle (29) has a through hole on its right inner wall, the through hole is matched with the knob, and the distance between the two opposite levers away from each other is smaller than the inner diameter of the through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011570719.0A CN112628565A (en) | 2020-12-26 | 2020-12-26 | High-interactivity teaching board for Chinese teaching |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011570719.0A CN112628565A (en) | 2020-12-26 | 2020-12-26 | High-interactivity teaching board for Chinese teaching |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112628565A true CN112628565A (en) | 2021-04-09 |
Family
ID=75325911
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011570719.0A Withdrawn CN112628565A (en) | 2020-12-26 | 2020-12-26 | High-interactivity teaching board for Chinese teaching |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112628565A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113345278A (en) * | 2021-06-02 | 2021-09-03 | 江西环境工程职业学院 | English teaching is with english contest equipment that has enjoyment |
| CN114141130A (en) * | 2021-12-06 | 2022-03-04 | 宿迁双鹰智能电子科技有限公司 | Integrated power test informatization display device |
| CN116690511A (en) * | 2023-08-03 | 2023-09-05 | 四川航空股份有限公司 | Supporting device convenient to adjust for maintenance of aviation parts |
-
2020
- 2020-12-26 CN CN202011570719.0A patent/CN112628565A/en not_active Withdrawn
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113345278A (en) * | 2021-06-02 | 2021-09-03 | 江西环境工程职业学院 | English teaching is with english contest equipment that has enjoyment |
| CN114141130A (en) * | 2021-12-06 | 2022-03-04 | 宿迁双鹰智能电子科技有限公司 | Integrated power test informatization display device |
| CN116690511A (en) * | 2023-08-03 | 2023-09-05 | 四川航空股份有限公司 | Supporting device convenient to adjust for maintenance of aviation parts |
| CN116690511B (en) * | 2023-08-03 | 2023-10-13 | 四川航空股份有限公司 | Supporting device convenient to adjust for maintenance of aviation parts |
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Application publication date: 20210409 |