CN114987090B - English teaching portable writing device - Google Patents
English teaching portable writing device Download PDFInfo
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- CN114987090B CN114987090B CN202210834229.XA CN202210834229A CN114987090B CN 114987090 B CN114987090 B CN 114987090B CN 202210834229 A CN202210834229 A CN 202210834229A CN 114987090 B CN114987090 B CN 114987090B
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- face
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- writing
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- 238000004140 cleaning Methods 0.000 claims abstract description 63
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 59
- 230000002146 bilateral effect Effects 0.000 claims description 13
- 230000006835 compression Effects 0.000 claims description 13
- 238000007906 compression Methods 0.000 claims description 13
- 230000000694 effects Effects 0.000 abstract description 7
- 210000000078 claw Anatomy 0.000 description 18
- 238000000034 method Methods 0.000 description 11
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000009736 wetting Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
Classifications
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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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
- B43L21/00—Blackboard or slate cleaning devices
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
- B43L21/00—Blackboard or slate cleaning devices
- B43L21/04—Wiper holders
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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
- G09B19/00—Teaching not covered by other main groups of this subclass
- G09B19/06—Foreign languages
- G09B19/08—Printed or written appliances, e.g. text books, bilingual letter assemblies, charts
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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- Engineering & Computer Science (AREA)
- Business, Economics & Management (AREA)
- Computational Linguistics (AREA)
- Entrepreneurship & Innovation (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 relates to the technical field of teaching equipment, in particular to a portable English teaching writing device which comprises a supporting seat, an angle adjusting assembly, a main writing board, an extending assembly, a limiting assembly and a cleaning assembly, wherein the supporting seat is placed on the ground and is composed of a base and vertical plates which are symmetrically arranged left and right, the angle adjusting assembly is installed on the upper portion of the supporting seat, the main writing board is fixedly connected with the front end face of the angle adjusting assembly, the main writing board is of a type structure, the extending assembly is symmetrically and slidingly connected left and right on the upper end face of a horizontal section below, the limiting assembly is installed on the upper end face of the horizontal section above, and the cleaning assembly is fixedly connected with the front end face of the vertical section of the main writing board. Aiming at the problems that writing equipment often has insufficient writing area on the surface of the writing equipment. The invention is provided with the extension component, and the sliding plate can be rotated to rotate the rotary head, so that the screw rod drives the moving block to extend the auxiliary writing board forwards, thereby achieving the effect of expanding the board surface.
Description
Technical Field
The invention relates to the technical field of teaching equipment, in particular to a portable English teaching writing device.
Background
English teaching refers to a process of teaching English to people who are not the first language, besides classroom English teaching in obligation education, english-like quick-working teaching systems in society, and writing boards are generally used for English teaching in the English teaching processes.
The existing English teaching writing equipment has the following problems: 1. in the English teaching process, a large number of blackboard writings are needed to be written to improve the teaching effect, and when a plurality of English long difficult sentences are needed to be written on writing equipment, the problem that the writing area of the writing equipment board is insufficient is often encountered, at the moment, the writing content of the board can only be reduced, and the teaching efficiency is reduced.
2. Writing equipment can leave the writing mark that is difficult to erase on writing equipment's face usually in continuous writing and erasing process, and remaining writing mark can influence the writing content on the follow-up writing equipment, leads to learning english personnel's mistake recognition to english teaching's effect has been reduced.
Disclosure of Invention
The technical problems to be solved are as follows: the portable English teaching writing device provided by the invention can solve the problems.
The technical scheme is as follows: the utility model provides an english teaching portable writing device, includes supporting seat, angle modulation subassembly, main clipboard, extends subassembly, spacing subassembly and clean subassembly, the supporting seat is placed subaerial, and the supporting seat has the vertical board that base and bilateral symmetry set up to constitute, and angle modulation subassembly is installed on supporting seat upper portion, terminal surface fixedly connected with main clipboard before the angle modulation subassembly, main clipboard is type structure, and main clipboard is located below horizontal segment up end bilateral symmetry sliding connection and extends the subassembly, and main clipboard is located top horizontal segment up end and installs spacing subassembly, and terminal surface fixedly connected with clean subassembly before the vertical section of main clipboard.
The extension assembly comprises a sliding plate, a screw rod, a rotating head, a moving block, a limiting block, a supporting rod and an auxiliary writing board, wherein the upper end face of the horizontal section of the main writing board is connected with the sliding plate in a sliding manner, extension holes are formed in the upper end face of the horizontal section of the lower part of the main writing board in a vertically symmetrical manner, one end, close to the main writing board, in the extension holes is rotationally connected with the screw rod, one end, far away from the main writing board, of the screw rod penetrates through the sliding plate and is fixedly connected with the rotating head, the moving block is connected with the moving block in a bilateral symmetry threaded manner, the moving block is connected with the inner wall of the extension holes in a sliding manner, the limiting blocks are fixedly connected to the inner walls, close to the symmetrical surfaces, of the two extension holes are hinged with the supporting rod, and one end, far away from the moving block, of the four supporting rods are jointly hinged with the auxiliary writing board.
As a preferable technical scheme of the invention, the angle adjusting assembly comprises a rotating rod, a connecting frame, angle adjusting gears, a baffle, limiting clamping claws and limiting springs, wherein the rotating rod is rotationally connected between two vertical plates of the supporting seat, the connecting frames are fixedly connected on the rotating rod in a bilateral symmetry manner, the two connecting frames are fixedly connected with a main writing board, the right end of the rotating rod penetrates through the vertical plates and is fixedly connected with the angle adjusting gears, the baffle is fixedly connected with the right end face of the right vertical plate, the right end face of the right vertical plate is slidably connected with the limiting clamping claws above the baffle, the limiting clamping claws are matched with the angle adjusting gears, and the limiting springs are fixedly connected between the lower end face of the limiting clamping claws and the upper end face of the baffle.
As a preferable technical scheme of the invention, the cleaning assembly comprises a cleaning slide block, a vertical shaft, a corner plate, stop bars, threaded rods, a loading plate, a compression spring, rubber strips, cleaning sponge and a water supply mechanism, wherein the front end face of the main writing plate is connected with the cleaning slide block in an up-down symmetrical sliding mode, the vertical shaft is fixedly connected between opposite faces of the two cleaning slide blocks, the corner plate is sleeved outside the vertical shaft, the corner plate is rotationally connected to the vertical shaft, a fan-shaped cavity is formed in the corner plate, the stop bars fixedly connected to the outer surface of the vertical shaft are arranged in the fan-shaped cavity, the front end face of the corner plate is connected with a plurality of threaded rods in a bilateral symmetrical threaded mode, the rear end faces of all the threaded rods penetrate through the corner plate and are connected with the loading plate in a common rotation mode, the compression spring is sleeved outside each threaded rod, the front end face and the rear end face of each compression spring are fixedly connected to the rear end face of the corner plate and the front end face of the loading plate respectively, the rubber strips are fixedly connected to the middle of the rear end face of the loading plate, the cleaning sponge mounted on the rear end face of the loading plate is arranged on the left and right sides of the rubber strips, the inner side of the loading plate is connected with the water supply mechanism.
As a preferable technical scheme of the invention, the limiting assembly comprises a limiting bolt, a pull ring and a telescopic spring, wherein a limiting hole is symmetrically formed in the left and right direction of the upper end face of the upper horizontal section of the main writing board, the limiting bolt is connected in the limiting hole in a sliding manner, the pull ring is fixedly connected to the upper end face of the limiting bolt, and the telescopic spring is fixedly connected between the lower end face of the pull ring and the upper end face of the upper horizontal section of the main writing board.
As a preferable technical scheme of the invention, the water supply mechanism comprises a flexible water pipe and a water pump, wherein the lower end surface of the loading plate is fixedly connected with the flexible water pipe, the interior of the flexible water pipe is communicated with a water supply cavity in the loading plate, one end of the flexible water pipe, which is far away from the loading plate, is fixedly connected with the water pump, and the water pump is fixedly connected with the upper end surface of the supporting seat.
As a preferable technical scheme of the invention, the rear end surface of the water supply cavity in the loading plate is uniformly provided with a plurality of unidirectional water outlets from top to bottom.
As a preferable technical scheme of the invention, the rear end surfaces of the two cleaning sponges are arranged as arc surfaces taking a vertical shaft as an axis.
As a preferable technical scheme of the invention, the upper end surface of the sliding plate is provided with a bolt hole matched with the limit bolt.
The beneficial effects are that: 1. the invention is provided with the extension assembly and the limiting assembly, when the writing area is insufficient, the sliding plate can be pulled out and limited by using the limiting assembly, then the rotating head is rotated to drive the moving block to extend the supporting rod forwards by the lead screw, and finally the auxiliary writing plate is flush with the main writing plate surface, thereby achieving the effect of expanding the plate surface and improving the teaching efficiency.
2. The invention is provided with the cleaning component, the loading plate is provided with two cleaning sponges which are clung to the main writing board, the loading plate and the corner plate can rotate around the vertical shaft in a limited way, when the handwriting is wiped, the cleaning sliding block moves back and forth to realize that the two cleaning sponges wipe the main writing board in turn, when the board surface is cleaned, the cleaning sponges on the right side are wetted by the water pump through the flexible water pipe, and the effect of wiping after wetting can be achieved when the follow-up cleaning sliding block moves left and right, so that residual marks can be removed, and the teaching effect is improved.
Drawings
The invention will be further described with reference to the drawings and examples.
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic rear perspective view of the present invention.
Fig. 3 is an enlarged view of the invention at M of fig. 2.
Fig. 4 is a front view of the present invention.
FIG. 5 is a partial cross-sectional view taken at A-A of FIG. 4 in accordance with the present invention.
Figure 6 is a cross-sectional view of an extension assembly of the present invention.
Fig. 7 is a cross-sectional view of a spacing assembly of the present invention.
In the figure: 1. a support base; 2. an angle adjusting component; 21. a rotating lever; 22. a connecting frame; 23. an angle adjusting gear; 24. a baffle; 25. limiting clamping jaws; 26. a limit spring; 3. a main writing board; 4. an extension assembly; 41. a sliding plate; 42. a screw rod; 43. a rotating head; 44. a moving block; 45. a limiting block; 46. a support rod; 47. an auxiliary writing board; 5. a limit component; 51. a limit bolt; 52. a pull ring; 53. a telescopic spring; 6. a cleaning assembly; 61. cleaning the sliding block; 62. a vertical shaft; 63. a corner plate; 64. a stop bar; 65. a threaded rod; 66. a loading plate; 67. a compression spring; 68. a rubber strip; 69. cleaning a sponge; 60. a water supply mechanism; 601. a flexible water pipe; 602. and (3) a water pump.
Detailed Description
Embodiments of the invention are described in detail below with reference to the attached drawings, but the invention can be implemented in a number of different ways, which are defined and covered by the claims.
Referring to fig. 1, an english teaching portable writing device, including supporting seat 1, angle modulation subassembly 2, main clipboard 3, extension subassembly 4, spacing subassembly 5 and clean subassembly 6, supporting seat 1 places subaerial, and supporting seat 1 has the vertical board of base and bilateral symmetry setting to constitute, and angle modulation subassembly 2 is installed on supporting seat 1 upper portion, and terminal surface fixedly connected with main clipboard 3 before angle modulation subassembly 2, main clipboard 3 is type structure, and main clipboard 3 is located the horizontal section up end bilateral symmetry sliding connection of below and has extension subassembly 4, and spacing subassembly 5 is installed to main clipboard 3 be located the horizontal section up end of top, and terminal surface fixedly connected with clean subassembly 6 before the vertical section of main clipboard 3.
Referring to fig. 2 and 3, the angle adjusting assembly 2 includes a rotating rod 21, a connecting frame 22, angle adjusting gears 23, a baffle 24, a limiting claw 25 and a limiting spring 26, wherein the rotating rod 21 is rotationally connected between two vertical plates of the supporting seat 1, the connecting frame 22 is fixedly connected to the rotating rod 21 in a bilateral symmetry manner, the connecting frames 22 are fixedly connected with the main writing board 3, the right end of the rotating rod 21 penetrates through the vertical plates and is fixedly connected with the angle adjusting gears 23, the right end face of the vertical plate positioned on the right side is fixedly connected with the baffle 24, the right end face of the vertical plate positioned on the right side is positioned above the baffle 24 and is slidably connected with the limiting claw 25, the limiting claw 25 is matched with the angle adjusting gears 23, and the limiting spring 26 is fixedly connected between the lower end face of the limiting claw 25 and the upper end face of the baffle 24.
During specific work, the limiting claw 25 is pulled downwards manually to enable the limiting claw 25 to be not meshed with the angle adjusting gear 23 any more, the limiting spring 26 is compressed at the moment, then the connecting frame 22 is rotated manually, the connecting frame 22 drives the rotating rod 21 to rotate, the angle adjusting gear 23 is further driven to rotate, after the connecting frame 22 reaches a proper position, the limiting claw 25 is loosened, the limiting spring 26 stretches out to drive the limiting claw 25 to move upwards, the limiting claw 25 is meshed with the angle adjusting gear 23 again, limiting of the angle adjusting gear 23 is achieved, and further angle adjustment of the main writing board 3 fixedly connected to the connecting frame 22 is achieved.
Referring to fig. 2 and 6, the extension assembly 4 includes a sliding plate 41, a screw rod 42, a rotating head 43, a moving block 44, a limiting block 45, a supporting rod 46 and an auxiliary writing board 47, the upper end surface of the horizontal section of the lower part of the main writing board 3 is slidably connected with the sliding plate 41, extension holes are symmetrically formed in the front end surface of the sliding plate 41 up and down, one end, close to the main writing board 3, of the extension holes is rotatably connected with the screw rod 42, one end, far away from the main writing board 3, of the screw rod 42 penetrates through the sliding plate 41 and is fixedly connected with the rotating head 43, the moving block 44 is in threaded connection with the moving block 44 in a bilateral symmetry manner, the moving block 44 is slidably connected with the inner wall of the extension holes, the limiting blocks 45 are fixedly connected with the inner walls, the front end surface of the moving block 44 is hinged with the supporting rod 46, and one ends, far away from the moving block 44, of the four supporting rods 46 are jointly hinged with the auxiliary writing board 47.
Referring to fig. 4 and 7, the limiting assembly 5 includes a limiting bolt 51, a pull ring 52 and a telescopic spring 53, the upper end surface of the upper horizontal section of the main writing board 3 is symmetrically provided with a limiting hole, the limiting bolt 51 is slidably connected in the limiting hole, the pull ring 52 is fixedly connected to the upper end surface of the limiting bolt 51, the telescopic spring 53 is fixedly connected between the lower end surface of the pull ring 52 and the upper end surface of the upper horizontal section of the main writing board 3, and the upper end surface of the sliding board 41 is provided with a bolt hole matched with the limiting bolt 51.
During specific work, when a larger writing space is needed in the English teaching process, the sliding plate 41 is manually pulled to move in a direction away from the center of the main writing plate 3, at this time, the telescopic spring 53 is stretched, the limiting plug pin 51 is clung to the upper end face of the sliding plate 41 due to the elastic force of the telescopic spring 53, after the auxiliary writing plate 47 is completely pulled out, the limiting plug pin 51 just slides to the plug pin hole of the upper end face of the sliding plate 41, the telescopic spring 53 contracts to drive the pull ring 52 and the limiting plug pin 51 to move downwards, so that the limiting plug pin 51 enters the plug pin hole to complete limiting fixation of the expansion assembly 4, then the rotating head 43 is rotated, the screw rod 42 is driven to rotate, the two moving blocks 44 are further driven to move in a direction close to each other, in the moving process, the moving block 44 drives the supporting rod 46 to rotate, the auxiliary writing plate 47 moves forwards, after the moving block 44 moves to be contacted with the limiting block 45, at this time, the auxiliary writing plate 47 just moves to the position of the front end face of the main writing plate 3, thereby completing limiting of the auxiliary writing plate 47, the step is completed, the expansion of the area is completed, when the auxiliary writing plate 47 is required to withdraw the auxiliary writing plate 47, the manual writing plate 51 enters the plug pin hole to enter the plug pin hole to complete limiting fixation of the limiting assembly 4, then the limiting plug pin is rotated, the rotating head 43 is driven to rotate, the rotating the two moving in a direction close to the direction to the main writing plate 52, and finally, the sliding block 52 is driven to the sliding plate 52, and finally, and the sliding block is pulled to the sliding rod 52 is pulled to the front, and the front is completely, and the front is moved to the front, and the front is moved to the front to move.
Referring to fig. 1 and 5, the cleaning assembly 6 includes a cleaning slider 61, a vertical shaft 62, a corner plate 63, a stop bar 64, a threaded rod 65, a loading plate 66, a compression spring 67, a rubber bar 68, a cleaning sponge 69 and a water supply mechanism 60, the front end surface of the main writing board 3 is vertically symmetrically and slidingly connected with the cleaning slider 61, the vertical shaft 62 is fixedly connected between opposite surfaces of the cleaning slider 61, the corner plate 63 is sleeved outside the vertical shaft 62, the corner plate 63 is rotationally connected on the vertical shaft 62, a fan-shaped cavity is formed inside the corner plate 63, the stop bar 64 fixedly connected on the outer surface of the vertical shaft 62 is arranged in the fan-shaped cavity, the front end surface of the corner plate 63 is symmetrically and rotationally connected with a plurality of threaded rods 65, the rear end surfaces of all threaded rods 65 penetrate through the corner plate 63 and are jointly rotationally connected with the loading plate 66, the compression spring 67 is sleeved outside each threaded rod 65, the front end surface and the rear end surfaces of the compression spring 67 are respectively fixedly connected on the rear end surface of the corner plate 63 and the front end surface of the loading plate 66, the middle part of the rear end surface of the loading plate 66 is fixedly connected with the rubber bar 68, the left end surface and the right end surface of the rubber bar 68 are respectively, the left end surface and the right end surfaces of the rubber bar 68 are rotationally connected with the two sponge 69, the inner surfaces of the loading mechanism is arranged on the front end surfaces of the loading plate 66, the sponge 66 and the two arc surfaces are arranged on the side of the front end surfaces and 60.
Referring to fig. 1, the water supply mechanism 60 includes a flexible water pipe 601 and a water pump 602, the lower end surface of the loading plate 66 is fixedly connected with the flexible water pipe 601, the interior of the flexible water pipe 601 is communicated with the water supply cavity in the loading plate 66, one end of the flexible water pipe 601, which is far away from the loading plate 66, is fixedly connected with the water pump 602, the water pump 602 is fixedly connected with the upper end surface of the supporting seat 1, and the rear end surface of the water supply cavity in the loading plate 66 is uniformly provided with a plurality of unidirectional water outlets from the upper belt.
When the writing erasing is needed on the main writing board 3, firstly, the threaded rod 65 is rotated to adjust the elasticity of the compression spring 67, so that the rubber strip 68 and the cleaning sponge 69 are tightly attached to the front end face of the main writing board 3, then the cleaning sliding block 61 is driven by the external moving device to move rightwards, the cleaning sliding block 61 drives the vertical shaft 62 to move, because the friction force between the rubber strip 68 and the main writing board 3 enables the corner plate 63, the loading plate 66, the rubber strip 68 and the cleaning sponge 69 to rotate, when the inner wall of the fan-shaped cavity in the corner plate 63 is abutted against the stop strip 64, the corner plate 63 stops rotating, at the moment, the cleaning sponge 69 on the right side is tightly attached to the main writing board 3, then the vertical shaft 62 continues to move, so that the cleaning sponge 69 on the right side erases writing on the main writing board 3, and after the cleaning sliding block 61 is driven by the external moving device to move leftwards after the cleaning sponge 69 moves to the rightmost end of the main writing board 3, so that the corner plate 63 rotates reversely until the left cleaning sponge 69 is tightly attached to the main writing board 3, then the left cleaning sponge 69 is continuously moved leftwards to further wipe the board surface of the main writing board 3, the effect of erasing writing is improved, when the teaching writing device is used and the board surface cleaning is required, the water pump 602 is manually started, the water flow in the water pump 602 flows through the flexible water pipe 601 to the water supply cavity of the loading board 66, finally flows out through the one-way water outlet hole on the water supply cavity, the right cleaning sponge 69 is wetted, then the same steps as erasing writing are repeated, so that the cleaning sponge 69 wipes the main writing board 3 back and forth, the right cleaning sponge 69 can primarily wet the board surface of the main writing board 3 in the rightward moving process unlike erasing writing, the cleaning sponge 69 located at the left side then wipes the main writing board 3 again when moved leftward, and the reciprocating movement of the cleaning slider 61 is repeated to complete the cleaning work of the writing instrument.
When using this english teaching portable writing device, S1: the limiting claw 25 is pulled downwards manually so that the limiting claw 25 is not meshed with the angle adjusting gear 23 any more, at the moment, the limiting spring 26 is compressed, then the connecting frame 22 is rotated manually, the rotating rod 21 is driven by the connecting frame 22 to rotate, the angle adjusting gear 23 is further driven to rotate, after the connecting frame 22 reaches a proper position, the limiting claw 25 is loosened, the limiting spring 26 stretches out to drive the limiting claw 25 to move upwards, the limiting claw 25 is meshed with the angle adjusting gear 23 again, limiting of the angle adjusting gear 23 is achieved, and further angle adjustment of the main writing board 3 fixedly connected to the connecting frame 22 is achieved.
S2: when a larger writing space is needed in the English teaching process, the sliding plate 41 is manually pulled to move in a direction away from the center of the main writing plate 3, at this time, the telescopic spring 53 is stretched, the limiting plug pin 51 is tightly clung to the upper end face of the sliding plate 41 due to the elastic force of the telescopic spring 53, after the auxiliary writing plate 47 is completely pulled out, the limiting plug pin 51 just slides to the plug pin hole of the upper end face of the sliding plate 41, the telescopic spring 53 is contracted to drive the pull ring 52 and the limiting plug pin 51 to move downwards, so that the limiting plug pin 51 enters the plug pin hole to complete limiting fixation of the stretching assembly 4, then the rotating head 43 is rotated, the rotating head 43 drives the lead screw 42 to rotate, further the two moving blocks 44 move in a direction approaching to each other, in the moving process, the moving block 44 drives the supporting rod 46 to rotate, so that the auxiliary writing plate 47 moves forwards, and stops moving after the moving block 44 moves to be contacted with the limiting block 45, at this time, the auxiliary writing plate 47 just moves to a position where the front end face of the auxiliary writing plate 47 is flush with the front end face of the main writing plate 3, limiting of the auxiliary writing plate 47 is completed, and the expansion of the writing area is completed.
S3: when the handwriting of the main writing board 3 needs to be erased, the threaded rod 65 is rotated to adjust the elastic force of the compression spring 67, so that the rubber strip 68 and the cleaning sponge 69 are tightly attached to the front end face of the main writing board 3, then the external moving device is used for driving the cleaning sliding block 61 to move rightwards, the cleaning sliding block 61 is used for driving the vertical shaft 62 to move, the corner plate 63, the loading plate 66, the rubber strip 68 and the cleaning sponge 69 rotate due to friction force between the rubber strip 68 and the main writing board 3, when the inner wall of the fan-shaped cavity in the corner plate 63 is abutted against the stop strip 64, the corner plate 63 stops rotating, at the moment, the cleaning sponge 69 on the right side is tightly attached to the main writing board 3, then the vertical shaft 62 continues to move, further the cleaning sponge 69 on the right side is used for erasing the handwriting written on the main writing board 3, and after the external moving to the rightmost end of the main writing board 3, the external moving device is used for driving the cleaning sliding block 61 to move leftwards, so that the corner plate 63 rotates reversely until the cleaning sponge 69 on the left side is tightly attached to the main writing board 3, and then the cleaning sponge 69 on the left side is continuously moved leftwards to drive the left side to wipe the main writing board 3.
S4: when the teaching writing device is used and the surface of the writing device needs to be cleaned, the water pump 602 is manually opened, water flows inside the water pump 602 and flows through the flexible water pipe 601 to reach the water supply cavity of the loading plate 66, finally, the water flows out through the one-way water outlet hole on the water supply cavity, so that the cleaning sponge 69 positioned on the right side is wetted, then the same steps as handwriting erasing are repeated, thereby the cleaning sponge 69 is used for wiping the main writing plate 3 back and forth, unlike handwriting erasing, the cleaning sponge 69 positioned on the right side can be used for primarily wetting the surface of the main writing plate 3 in the rightward movement process, then the cleaning sponge 69 positioned on the left side is used for wiping the main writing plate 3 in the leftward movement process, the reciprocating movement of the cleaning slider 61 is repeated, the cleaning work of the writing device is completed, then, the rotary head 43 is reversely rotated manually, the two moving blocks 44 are further moved in the direction away from each other, finally, the auxiliary writing plate 47 is moved backwards, the pull rings 52 and 52 are pulled upwards to drive the limit plug pins 51 to withdraw from the plug pin holes, then the sliding plate 41 is pushed in the direction close to the center of the main writing plate 3, when the auxiliary writing plate 47 is completely released, the pull ring 52 is completely, the pull ring 53 is retracted, the limit plug pins 51 is retracted, and the limit plug pins 51 is retracted and the telescopic plug pins 4 is retracted, and the telescopic assembly is retracted.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the foregoing embodiments, and that the foregoing embodiments and description are merely illustrative of the principles of this invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, and these changes and modifications fall within the scope of the invention as hereinafter claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (7)
1. English teaching portable writing device, including supporting seat (1), angle modulation subassembly (2), main clipboard (3), extension subassembly (4), spacing subassembly (5) and clean subassembly (6), its characterized in that: the supporting seat (1) is placed subaerial, and supporting seat (1) has the vertical board that base and bilateral symmetry set up to constitute, and angle modulation subassembly (2) are installed on supporting seat (1) upper portion, terminal surface fixedly connected with main clipboard (3) before angle modulation subassembly (2), main clipboard (3) are type structure, and main clipboard (3) are located below horizontal segment up end bilateral symmetry sliding connection and have extension subassembly (4), and main clipboard (3) are located top horizontal segment up end and install spacing subassembly (5), and terminal surface fixedly connected with cleaning subassembly (6) before the vertical section of main clipboard (3), wherein:
the extension assembly (4) comprises a sliding plate (41), a lead screw (42), a rotating head (43), a moving block (44), limiting blocks (45), supporting rods (46) and an auxiliary writing board (47), wherein the upper end face of a horizontal section below of the main writing board (3) is slidably connected with the sliding plate (41), extension holes are symmetrically formed in the upper end face and the lower end face of the front end face of the sliding plate (41), one end, close to the main writing board (3), of the extension holes is rotationally connected with the lead screw (42), one end, far away from the main writing board (3), of the lead screw (42) penetrates through the sliding plate (41) and is fixedly connected with the rotating head (43), the left and right symmetrical threads on the lead screw (42) are connected with the moving block (44), the moving block (44) is slidably connected to the inner wall of the extension holes, the inner walls, close to the symmetry faces of the two extension holes, are fixedly connected with the limiting blocks (45), the front end faces of the moving block (44) are hinged with the supporting rods (46), and one ends, far away from the moving block (44), of the auxiliary writing board (47) are hinged together;
the cleaning assembly (6) comprises a cleaning sliding block (61), a vertical shaft (62), corner plates (63), stop bars (64), threaded rods (65), a loading plate (66), a compression spring (67), rubber strips (68), cleaning sponge (69) and a water supply mechanism (60), wherein the cleaning sliding block (61) is symmetrically and slidingly connected with the front end face of the main writing plate (3) up and down, the vertical shafts (62) are fixedly connected between opposite faces of the cleaning sliding block (61), corner plates (63) are sleeved outside the vertical shaft (62), the corner plates (63) are rotatably connected onto the vertical shaft (62), sector cavities are formed in the corner plates (63), the stop bars (64) fixedly connected onto the outer surface of the vertical shaft (62) are arranged in the sector cavities, the front end face of each corner plate (63) is symmetrically and rotationally connected with a plurality of threaded rods (65), the rear end faces of all the threaded rods (65) penetrate through the corner plates (63) and are jointly rotationally connected with the loading plate (66), the compression spring (67) is sleeved outside each threaded rod, the front end face and the rear end face of each compression spring (67) is fixedly connected onto the rear end face of each of the corresponding corner plate (63) respectively, the front end face and the rear end face of each compression spring (67) are fixedly connected with the front end face of the corresponding to the rubber strip (66), the left side and the right side of the rubber strip (68) are respectively provided with a cleaning sponge (69) which is arranged on the rear end face of the loading plate (66), a water supply cavity is arranged in the right side of the loading plate (66), and the lower end face of the loading plate (66) is connected with a water supply mechanism (60).
2. The english teaching portable writing device of claim 1, wherein: angle modulation subassembly (2) are including dwang (21), link (22), angle modulation gear (23), baffle (24), spacing jack catch (25) and spacing spring (26), rotate between two vertical boards of supporting seat (1) and be connected with dwang (21), bilateral symmetry fixedly connected with link (22) on dwang (21), two link (22) all with main clipboard (3) fixed connection, vertical board and fixedly connected with angle modulation gear (23) are run through to dwang (21) right-hand member, are located vertical board right-hand member face fixedly connected with baffle (24) on the right side, and vertical board right-hand member face that is located the right side is located baffle (24) top sliding connection spacing jack catch (25), and spacing jack catch (25) cooperate with angle modulation gear (23), fixedly connected with spacing spring (26) between spacing jack catch (25) lower extreme and the up end of baffle (24).
3. The english teaching portable writing device of claim 1, wherein: limiting component (5) are including spacing bolt (51), pull ring (52) and expansion spring (53), spacing hole has been seted up to main clipboard (3) are located top horizontal segment up end bilateral symmetry, and sliding connection has spacing bolt (51) in the spacing hole, and spacing bolt (51) up end fixedly connected with pull ring (52), and terminal surface and main clipboard (3) are located between the top horizontal segment up end fixedly connected with expansion spring (53) under the pull ring (52).
4. The english teaching portable writing device of claim 1, wherein: the water supply mechanism (60) comprises a flexible water pipe (601) and a water pump (602), the lower end surface of the loading plate (66) is fixedly connected with the flexible water pipe (601), the inside of the flexible water pipe (601) is communicated with a water supply cavity inside the loading plate (66), one end of the flexible water pipe (601) away from the loading plate (66) is fixedly connected with the water pump (602), and the water pump (602) is fixedly connected with the upper end surface of the supporting seat (1).
5. The english teaching portable writing device of claim 1, wherein: the rear end face of the water supply cavity in the loading plate (66) is uniformly provided with a plurality of unidirectional water outlets from top to bottom.
6. The english teaching portable writing device of claim 1, wherein: the rear end surfaces of the two cleaning sponges (69) are arranged as arc surfaces taking the vertical shaft (62) as the shaft.
7. The english teaching portable writing device of claim 4, wherein: the upper end face of the sliding plate (41) is provided with a bolt hole matched with the limit bolt (51).
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| CN202210834229.XA CN114987090B (en) | 2022-07-14 | 2022-07-14 | English teaching portable writing device |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001232992A (en) * | 2000-02-22 | 2001-08-28 | Asahi Seni Kogyo Kk | Eraser |
| JP2010155401A (en) * | 2008-12-27 | 2010-07-15 | Kitajima Seisakusho:Kk | Blackboard device and installation method of screen |
| CN107351575A (en) * | 2017-08-28 | 2017-11-17 | 任国平 | A kind of teaching board of education with height lock function |
| CN210553813U (en) * | 2019-05-27 | 2020-05-19 | 解成维 | Teaching blackboard with blackboard eraser |
| CN212124682U (en) * | 2020-04-18 | 2020-12-11 | 哈尔滨商业大学广厦学院 | Mobilizable blackboard for ideological education teaching |
| CN212185825U (en) * | 2020-04-10 | 2020-12-22 | 刘水 | English teaching board convenient to books are fixed |
| CN215304278U (en) * | 2021-04-02 | 2021-12-28 | 周文燕 | Nursing instruction chart display device for general nursing |
-
2022
- 2022-07-14 CN CN202210834229.XA patent/CN114987090B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001232992A (en) * | 2000-02-22 | 2001-08-28 | Asahi Seni Kogyo Kk | Eraser |
| JP2010155401A (en) * | 2008-12-27 | 2010-07-15 | Kitajima Seisakusho:Kk | Blackboard device and installation method of screen |
| CN107351575A (en) * | 2017-08-28 | 2017-11-17 | 任国平 | A kind of teaching board of education with height lock function |
| CN210553813U (en) * | 2019-05-27 | 2020-05-19 | 解成维 | Teaching blackboard with blackboard eraser |
| CN212185825U (en) * | 2020-04-10 | 2020-12-22 | 刘水 | English teaching board convenient to books are fixed |
| CN212124682U (en) * | 2020-04-18 | 2020-12-11 | 哈尔滨商业大学广厦学院 | Mobilizable blackboard for ideological education teaching |
| CN215304278U (en) * | 2021-04-02 | 2021-12-28 | 周文燕 | Nursing instruction chart display device for general nursing |
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