CN112885163A - Intelligent teaching device system for ideological and political education - Google Patents
Intelligent teaching device system for ideological and political education Download PDFInfo
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- CN112885163A CN112885163A CN202110133160.3A CN202110133160A CN112885163A CN 112885163 A CN112885163 A CN 112885163A CN 202110133160 A CN202110133160 A CN 202110133160A CN 112885163 A CN112885163 A CN 112885163A
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- 230000007246 mechanism Effects 0.000 claims abstract description 33
- 238000009434 installation Methods 0.000 claims abstract description 16
- 230000002452 interceptive effect Effects 0.000 claims abstract description 4
- 238000004140 cleaning Methods 0.000 claims description 16
- 238000000034 method Methods 0.000 claims description 14
- 230000000712 assembly Effects 0.000 claims description 7
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- 230000008569 process Effects 0.000 description 10
- 230000000694 effects Effects 0.000 description 6
- 238000003825 pressing Methods 0.000 description 6
- 230000008878 coupling Effects 0.000 description 4
- 238000010168 coupling process Methods 0.000 description 4
- 238000005859 coupling reaction Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000005096 rolling process Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
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- 241001310793 Podium Species 0.000 description 1
- 230000000151 anti-reflux effect Effects 0.000 description 1
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B5/00—Electrically-operated educational appliances
- G09B5/02—Electrically-operated educational appliances with visual presentation of the material to be studied, e.g. using film strip
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
- B43L1/00—Repeatedly-usable boards or tablets for writing or drawing
- B43L1/04—Blackboards
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
- B43L21/00—Blackboard or slate cleaning devices
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B19/00—Teaching not covered by other main groups of this subclass
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Abstract
An intelligent teaching device system for ideological and political education comprises a control platform, a projector, a writing display mechanism and an erasing mechanism; the writing display mechanism comprises an installation cover, a lifting frame, a rack and a writing display component, and the writing display component comprises a writing display board, a rotating shaft and a gear; the erasing mechanism comprises a pushing table, a roller, a connecting column, a moving frame and a vibration erasing component for erasing chalk marks on the writing surface of the writing display panel, and the pushing table is provided with an arc-shaped guide surface which is used for preventing the vibration erasing component from interfering the rotation of the writing display panel when the writing display panel rotates and enabling the vibration erasing component to be in contact with the writing display panel after the writing display panel rotates completely. The invention can write on the writing display board, can remove chalk marks after the writing display board is turned over, saves time and labor, and can project a wider range of pictures on the writing display board through the projector.
Description
Technical Field
The invention relates to the technical field of teaching devices, in particular to an intelligent teaching device system for ideological and political education.
Background
At present, schools increasingly pay more attention to the physical and mental comprehensive development of students no matter high school or university, the students need to be subjected to ideological and political education, the students are guided to closely combine economic, political and cultural lives closely related to the students, the learning and social practice processes are explored, the capacity of participating in modern social life is practically improved, correct world views, life views and value views are preliminarily formed, and an ideological and political quality foundation is laid for lifelong development.
When carrying out ideological and political education teaching, under the prior art, generally write the teaching content with the chalk on the blackboard, or throw the teaching content through the projecting apparatus on the curtain, but the curtain generally sets up in podium one side, and display area is limited, can shelter from partly blackboard moreover, leads to writing regional reducing, in addition, to the chalk mark on the blackboard, needs artifical manual erasing, consumes time.
Disclosure of Invention
Objects of the invention
In order to solve the technical problems in the background art, the invention provides an intelligent teaching device system for ideological and political education, which can write on a writing display board, can clear chalk marks after the writing display board is turned over, is time-saving and labor-saving, and can project a wider range of pictures on the writing display board through a projector.
(II) technical scheme
The invention provides an intelligent teaching device system for ideological and political education, which comprises a control platform, a projector, a writing display mechanism and an erasing mechanism, wherein the control platform is connected with the projector;
the writing display mechanism comprises an installation cover, a lifting frame, a rack and a writing display assembly, the writing display assembly is provided with a plurality of groups side by side along the vertical direction, the writing display assembly comprises a writing display panel, a rotating shaft and a gear, a rotating channel for rotating the writing display panel is arranged on the installation cover, a driving assembly for driving the lifting frame to move along the vertical direction so as to enable the writing display panel to rotate 180 degrees is arranged on the installation cover, the rack is vertically arranged on the lifting frame, the two side surfaces of the thickness direction of the writing display panel are respectively provided with a display surface for receiving a projection picture of a projector and a writing surface for writing chalk, the rotating shaft is arranged in the middle of the lateral side of the writing display panel along the transverse direction, the rotating shaft is rotatably arranged on the installation cover, the;
the erasing mechanism comprises a pushing and pressing table, a roller, a connecting column, a moving frame and a vibration erasing component for erasing chalk marks on the writing surface of the writing display panel, the pushing and pressing table is arranged on the lifting frame, an arc-shaped guide surface which is used for preventing the vibration erasing component from interfering the rotation of the writing display panel when the writing display panel rotates and enabling the vibration erasing component to be in contact with the writing display panel after the rotation of the writing display panel is finished is arranged on the pushing and pressing table, two ends of the connecting column are respectively connected with the roller and the moving frame, the vibration erasing component is arranged on the moving frame, and an elastic tensioning component which is used for enabling the roller to abut against the arc-shaped guide surface and enabling the moving frame to move longitudinally;
the control platform is respectively connected with the projector, the driving assembly and the vibration erasing assembly in a control mode.
Preferably, both ends of the width direction of the writing display board are provided with mounting grooves, the writing display component also comprises an elastic leveling component, the elastic leveling component is provided with two groups, the two groups of elastic leveling components are respectively positioned at the two mounting grooves, the elastic leveling component comprises a sliding frame, a first elastic part, a second elastic part and an elastic sleeve, the sliding frame is arranged on the writing display board in a sliding way along the thickness direction of the writing display board, the sliding frame comprises a sliding part positioned at the inner side of the mounting groove and a connecting part positioned at the outer side of the mounting groove, the sliding part and the connecting part are integrally formed, the first elastic part and the second elastic part are both arranged along the thickness direction of the writing display board, the first elastic part and the second elastic part are respectively positioned at both sides of the sliding frame, both ends of the first elastic part are respectively connected with the inner wall at one side of the mounting groove and the surface at one side, the elastic sleeve is sleeved on the connecting part of the sliding frame, and the maximum size of the elastic sleeve along the thickness direction of the writing display panel is equal to one half of the thickness size of the writing display panel.
Preferably, the elasticity tensioning subassembly is provided with the multiunit along transversely side by side, the elasticity tensioning subassembly includes the slide rail, fourth elastic component and coupling assembling, coupling assembling is provided with two sets ofly along vertical direction symmetry, coupling assembling includes first connection platform, the connecting rod, the second connects the platform, the slider, third elastic component and guide bar, the vertical setting of slide rail is on the installation cover internal surface, first connection platform sets up on the carriage release lever, the connecting rod both ends are connected with first connection platform and second connection platform rotation respectively, the second is connected the platform and is set up on the slider, the slider slides along vertical direction and sets up on the slide rail, vertical third elastic component that is connected with between slider and the installation cover internal surface, be connected with the fourth elastic component between two sliders in two sets of coupling assembling, the guide bar is along vertically setting on the installation cover internal surface, the carriage release lever sets up on the guide bar along longitudinal sliding.
Preferably, a fixing rod is arranged on the writing display panel along the thickness direction, the fixing rod is positioned in the installation groove, the fixing rod penetrates through the sliding frame and is in sliding connection with the sliding frame, a limiting rod is vertically arranged on the inner surface of the installation cover, and the limiting rod penetrates through the sliding block and is in sliding connection with the sliding block; the first elastic piece, the second elastic piece, the third elastic piece and the fourth elastic piece are compression springs, the first elastic piece and the second elastic piece are all sleeved on the periphery side of the fixed rod, and the third elastic piece and the fourth elastic piece are all sleeved on the periphery side of the limiting rod.
Preferably, the driving assembly comprises a motor, a screw rod nut, a support, a sliding table and a guide rail, the motor, the support and the guide rail are all arranged on the inner surface of the mounting cover, the screw rod and the guide rail are all vertically arranged, the motor is in driving connection with the screw rod, the screw rod is in threaded connection with the screw rod nut, the screw rod is in rotating connection with the support, the screw rod nut is connected with the sliding table, the sliding table is arranged on the guide rail in a sliding mode along the vertical direction, and the sliding table; the control platform is connected with the motor in a control mode.
Preferably, the vibration erasing assembly comprises an elastic vibration assembly, a connecting plate, a mounting plate and a brush, the elastic vibration assembly is provided with a plurality of groups, the elastic vibration assembly comprises an elastic column, a connecting frame and an eccentric shaft vibration exciter which is arranged on the connecting plate and used for driving the mounting plate to vibrate in a vertical plane, the brush is vertically arranged on the front side surface of the mounting plate, the brush is transversely provided with the plurality of groups side by side, a scrap falling channel is arranged between adjacent brushes, two ends of the elastic column are respectively connected with the moving frame and the connecting frame, the connecting frame is arranged on the mounting plate, the connecting plate is connected with the moving frame, and the vibration amplitude size of the mounting plate in the transverse direction is larger; the control platform is connected with the eccentric shaft vibration exciter in a control mode.
Preferably, the scrap removing device also comprises a scrap removing mechanism, the scrap removing mechanism comprises a connecting cover, a scrap inlet pipe, a connecting pipe, a negative pressure fan, a filter screen, a conveying pipe, a scrap collecting box, a countercurrent preventing platform and a fixing frame, the connecting cover is arranged at the bottom of the mounting cover, the scrap inlet pipe is vertically arranged and penetrates through the top of the connecting cover and the bottom of the mounting cover, a plurality of scrap inlet pipes are transversely arranged side by side, the top ends of the scrap inlet pipes face to a scrap falling channel, the bottom ends of the scrap inlet pipes are communicated with the connecting pipe, the connecting pipe and the negative pressure fan are both arranged on the connecting cover, the end parts of the connecting pipe are communicated with the air exhaust end of the negative pressure fan, a scrap falling port is arranged at the lower part of the connecting pipe, the filter screen is arranged on the inner surface of the connecting pipe, the bottom end of the filter screen is positioned between the scrap falling port and the negative pressure fan, the filter screen gradually inclines towards the upside, the chip collecting box is arranged on the inner surface of the connecting cover, a first cleaning port is arranged on the chip collecting box, the anti-backflow platform is of a conical structure, the top of a cone is arranged upwards, a circulation channel is formed between the edge of the bottom end of the anti-backflow platform and the inner wall of the chip collecting box, the anti-backflow platform is arranged on a fixing frame, the fixing frame is arranged on the inner surface of the chip collecting box, a second cleaning port correspondingly communicated with the first cleaning port is arranged on the connecting cover, and a box door used for blocking the first cleaning port and the second cleaning port is detachably arranged on the connecting cover; the control platform is connected with the negative pressure fan in a control mode.
Preferably, the crane is vertical to both ends and is provided with the limiting plate, and two limiting plates are located arc spigot surface both ends respectively, push away and press bench to be provided with the spacing groove, and the spacing groove tank bottom is the arcwall face that sets up with the skew of arc spigot surface, and the guide bar end connection has spacing platform.
Preferably, the using method comprises the following steps:
s1, in the initial state, the writing display board is vertically arranged, the writing surface faces to the outside, the display surface faces to the inside, and a user can write on the writing surface by chalk;
s2, through control platform control drive assembly, drive assembly drive crane goes up and down, and the crane drives the rack and goes up and down, and the rack drives gear revolve, and the gear drives through the axis of rotation and writes the display panel rotation, will write the display panel upset 180, to trading the orientation of writing face and display surface, makes the writing face towards the inboard, and the display surface is towards the outside, includes following A1 and A2 two kinds of application situations altogether:
a1, controlling the projector to project pictures on the display surface through the control platform, and rotating the writing display board to the initial state after the use;
and A2, controlling the vibration erasing component to erase chalk marks on the writing surface through the control platform, and then switching the writing surface to the outward position for writing again.
Compared with the prior art, the technical scheme of the invention has the following beneficial technical effects:
the embodiment of the invention can write on the writing display board, can remove chalk marks after the writing display board is turned over, saves time and labor, and can project a wider range of pictures on the writing display board through the projector. The mounting cover is mounted on the platform, and the projector is mounted on the ceiling of the classroom and faces the writing display board. The writing display board is provided with a writing surface and a display surface, and is in a vertical state in an initial state, so that a user can write teaching contents on the writing surface arranged forwards by using chalk; a plurality of display panels of writing can also be used for instructing the user along horizontal writing content for the user can be regular write teaching content, and the impression is better. When the writing display panel needs to be turned over for 180 degrees, the driving assembly is controlled through the control platform, the lifting frame is controlled to ascend by the driving assembly, the lifting frame drives the rack to ascend, the rack drives the gear to rotate, the gear drives the writing display panel to rotate for 180 degrees through the rotating shaft, so that the writing surface rotates to the inward direction, the display surface rotates to the outward direction, in the rotating process of the writing display panel, the lifting frame drives the pushing platform to ascend, the elastic tensioning assembly can ensure that the roller wheel always abuts against the arc-shaped guide surface, the connecting column and the moving frame move along with the roller wheel longitudinally, the pushing platform pushes the roller wheel to move along the longitudinal direction away from the writing display panel through the arc-shaped guide surface, when the roller wheel rolls to the farthest end, the writing display panel rotates to the horizontal state, along with the continuous rotation of the writing display panel, the roller wheel can continuously, when the writing display board rotates 180 degrees, the roller rolls to the bottom end of the arc-shaped guide surface, and the vibration erasing component is contacted with the writing surface of the writing display board. When the vibration erasing component is applied to clearing chalk marks, the vibration erasing component is controlled by the control platform to erase the chalk marks on the writing surface; when being applied to the projection, through control platform control projecting apparatus, the picture is thrown on the display surface to the projecting apparatus, and the picture display effect is clear, and the display surface of a plurality of writing display panels of make full use of shows that display area is bigger. The driving assembly is used for realizing smooth rotation of the writing display board, the vibration erasing assembly is ensured not to be in contact with the writing display board in the rotation process, and is in contact with the writing display board after the rotation is finished, so that the subsequent chalk erasing treatment is facilitated, the structure is ingenious and compact, and the use cost is low.
Drawings
Fig. 1 is a schematic structural diagram of an intelligent teaching device system for ideological and political education according to the present invention.
Fig. 2 is a schematic structural diagram of a writing display mechanism and a chip removing mechanism in the intelligent teaching device system for ideological and political education according to the present invention.
Fig. 3 is a sectional view showing the structure of a writing display mechanism, an erasing mechanism and a chip removing mechanism in the intelligent teaching device system for ideological and political education according to the present invention.
Fig. 4 is a partial structural sectional view of a writing display mechanism and an erasing mechanism in an intelligent teaching device system for ideological and political education according to the present invention.
Fig. 5 is an enlarged view of the structure of fig. 4 at a.
Fig. 6 is an enlarged view of the structure of fig. 4 at B according to the present invention.
Fig. 7 is a schematic diagram of a distribution structure of writing display panels in an intelligent teaching device system for ideological and political education according to the present invention.
Fig. 8 is an enlarged view of the structure of fig. 7 at C according to the present invention.
Fig. 9 is a sectional view showing the structure of an erasing mechanism and a chip removing mechanism in an intelligent teaching device system for ideological and political education according to the present invention.
Fig. 10 is an enlarged view of the structure of fig. 9 at D according to the present invention.
Reference numerals:
100. a control platform;
200. a projector;
300. a writing display mechanism; 1. mounting a cover; 101. a rotation channel; 2. a writing display panel; 201. mounting grooves; 3. a carriage; 4. fixing the rod; 5. a first elastic member; 6. a second elastic member; 7. an elastic sleeve; 8. a rotating shaft; 9. a gear; 10. a motor; 11. a screw rod; 111. a feed screw nut; 12. a support; 13. a sliding table; 14. a guide rail; 15. a lifting frame; 16. a rack;
400. an erasing mechanism; 17. a push table; 171. a limiting groove; 18. a roller; 19. connecting columns; 20. a movable frame; 21. a first connection station; 22. a connecting rod; 23. a second connecting station; 24. a slider; 25. a slide rail; 26. a limiting rod; 27. a third elastic member; 28. a fourth elastic member; 29. a guide bar; 30. a limiting plate; 31. an elastic column; 32. a connecting frame; 33. a connecting plate; 34. an eccentric shaft vibration exciter; 35. mounting a plate; 36. a brush;
500. a scrap removing mechanism; 37. a connecting cover; 38. a scrap inlet pipe; 39. a connecting pipe; 391. a chip falling port; 40. a negative pressure fan; 41. filtering with a screen; 42. a delivery pipe; 43. a scrap collecting box; 44. an anti-reflux table; 45. a fixed mount; 46. and (4) a box door.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings in conjunction with the following detailed description. It should be understood that the description is intended to be exemplary only, and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
As shown in fig. 1 to 10, the intelligent teaching device system for ideological and political education according to the present invention includes a control platform 100, a projector 200, a writing display mechanism 300 and an erasing mechanism 400;
the writing display mechanism 300 comprises a mounting cover 1 and a lifting frame 15, rack 16 and writing display module, writing display module is provided with the multiunit side by side along vertical direction, writing display module includes writing display panel 2, axis of rotation 8 and gear 9, be provided with on the installation cover 1 and be used for supplying to write display panel 2 pivoted rotating channel 101, be provided with on the installation cover 1 and be used for driving crane 15 to remove so that writing display panel 2 rotates 180 drive assembly along vertical direction, rack 16 is vertical to be set up on crane 15, writing display panel 2 thickness direction both sides surface sets up respectively to be used for accepting the display surface that projecting apparatus 200 throws the picture and the writing surface that is used for the chalk to write, axis of rotation 8 sets up in writing display panel 2 along horizontal side middle part, axis of rotation 8 rotates and sets up on installation cover 1, gear 9 sets up on axis of rotation 8, gear 9 is connected with rack 16 meshing;
the erasing mechanism 400 comprises a pushing table 17, a roller 18, a connecting column 19, a moving frame 20 and a vibration erasing component for erasing chalk marks on the writing surface of the writing display panel 2, wherein the pushing table 17 is arranged on the lifting frame 15, the pushing table 17 is provided with an arc-shaped guide surface for preventing the vibration erasing component from interfering the rotation of the writing display panel 2 when the writing display panel 2 rotates and enabling the vibration erasing component to be in contact with the writing display panel 2 after the writing display panel 2 rotates, two ends of the connecting column 19 are respectively connected with the roller 18 and the moving frame 20, the vibration erasing component is arranged on the moving frame 20, and an elastic tensioning component for enabling the roller 18 to be abutted against the arc-shaped guide surface and enabling the moving frame 20 to move longitudinally is arranged in the mounting cover 1;
the control platform 100 is respectively connected with the projector 200, the driving component and the vibration erasing component in a control mode.
The embodiment of the invention can write on the writing display board 2, can remove chalk marks after the writing display board 2 is turned over, saves time and labor, and can project a wider range of pictures on the writing display board 2 through the projector 200. The mounting cover 1 is mounted on a platform, and the projector 200 is mounted on a ceiling of a classroom facing the writing display panel 2. The writing display board 2 is provided with a writing surface and a display surface, the writing display board 2 is in a vertical state in an initial state, and a user can write teaching contents on the writing surface arranged forwards by using chalk; the plurality of writing display panels 2 can also be used for indicating the user along the horizontal writing content, so that the user can regularly write the teaching content and the impression is better. When the writing display board 2 needs to be turned over for 180 degrees, the driving assembly is controlled through the control platform 100, the lifting frame 15 is controlled to ascend by utilizing the driving assembly, the lifting frame 15 drives the rack 16 to ascend, the rack 16 drives the gear 9 to rotate, the gear 9 drives the writing display board 2 to rotate for 180 degrees through the rotating shaft 8, so that the writing surface rotates to the inward direction, the display surface rotates to the outward direction, in the rotating process of the writing display board 2, the lifting frame 15 drives the pushing platform 17 to ascend, the elastic tensioning assembly can ensure that the roller 18 is always abutted against the arc-shaped guide surface, the connecting column 19 and the moving frame 20 move along with the roller 18 along the longitudinal direction, the pushing platform 17 firstly pushes the roller 18 to move along the longitudinal direction away from the writing display board 2 through the arc-shaped guide surface, when the roller 18 rolls to the farthest end, the writing display board 2 rotates to, the roller 18 continues to roll on the curved guide surface and moves in the opposite direction in the longitudinal direction, and when the writing display panel 2 is rotated by 180, the roller 18 rolls to the bottom end of the curved guide surface and the vibration erasing member comes into contact with the writing surface of the writing display panel 2. When the vibration erasing component is applied to clearing chalk marks, the vibration erasing component is controlled by the control platform 100 to erase the chalk marks on the writing surface; when the writing display board is applied to projection, the control platform 100 controls the projector 200, the projector 200 projects pictures on the display surface, the picture display effect is clear, the display surfaces of the plurality of writing display boards 2 are fully utilized for display, and the display area is larger. The smooth rotation of the writing display board 2 is realized by using one driving component, the vibration erasing component is ensured not to be contacted with the writing display board 2 in the rotation process, and is contacted with the writing display board 2 after the rotation is finished, so that the subsequent chalk erasing treatment is facilitated, the structure is ingenious and compact, and the use cost is low.
In an alternative embodiment, the writing display panel 2 is provided with two mounting grooves 201 at both ends in the width direction, the writing display assembly further comprises an elastic leveling assembly, two sets of the elastic leveling assembly are provided, and the two sets of the elastic leveling assembly are respectively located at the two mounting grooves 201, the elastic leveling assembly comprises a sliding frame 3, a first elastic member 5, a second elastic member 6 and an elastic sleeve 7, the sliding frame 3 is slidably arranged on the writing display panel 2 along the thickness direction of the writing display panel 2, the sliding frame 3 comprises a sliding portion located inside the mounting groove 201 and a connecting portion located outside the mounting groove 201, the sliding portion and the connecting portion are integrally formed, the first elastic member 5 and the second elastic member 6 are both arranged along the thickness direction of the writing display panel 2, the first elastic member 5 and the second elastic member 6 are respectively located at both sides of the sliding frame 3, both ends of the first elastic member 5 are respectively connected with the inner wall at one side of the mounting groove, two ends of the second elastic member 6 are respectively connected with the other side surface of the sliding frame 3 and the inner wall of the other side of the mounting groove 201, the elastic sleeve 7 is sleeved on the connecting part of the sliding frame 3, and the maximum size of the elastic sleeve 7 along the thickness direction of the writing display board 2 is equal to one half of the thickness size of the writing display board 2.
It should be noted that, when the writing display panel 2 is in the vertical state, the elastic sleeve 7 at the top of the lower writing display panel 2 can contact with the elastic sleeve 7 at the bottom of the adjacent upper writing display panel 2, so as to fill the gap between the adjacent two writing display panels 2 in the vertical direction, thereby improving the structural regularity and being more beneficial to clearly and completely displaying the picture projected by the projector 200. In the process of rotating the writing display board 2, the writing display board 2 can drive the elastic leveling component to rotate, and the elastic sleeve 7 can elastically deform in the rotating process, so that the smooth rotating process of the writing display board 2 cannot be blocked. After writing display panel 2 and rotating 180, write two sets of elasticity on the display panel 2 and fill the high interchange of subassembly, the elastic sleeve 7 that originally is in the top outside is in the bottom outside after rotating, the elastic sleeve 7 that originally is in the bottom inboard is in the top inboard after rotating, 2 thickness direction slip of display panel are write along to carriage 3, first elastic component 5 and second elastic component 6 can ensure two carriages 3 and two elastic sleeves 7 that correspond and be in the pressure state, make the different writing face and the display surface that write display panel 2 can be more regular be in on two planes, the clean and tidy nature of structure has been guaranteed.
In an alternative embodiment, the elastic tensioning assemblies are arranged in a plurality of groups side by side along the transverse direction, each elastic tensioning assembly comprises a slide rail 25, a fourth elastic member 28 and a connecting assembly, the connecting assembly is symmetrically arranged in two groups along the vertical direction, each connecting assembly comprises a first connecting platform 21, a connecting rod 22, a second connecting platform 23, a slide block 24, a third elastic member 27 and a guide rod 29, the slide rails 25 are vertically arranged on the inner surface of the mounting cover 1, the first connecting platforms 21 are arranged on the moving frame 20, two ends of the connecting rods 22 are respectively rotatably connected with the first connecting platforms 21 and the second connecting platforms 23, the second connecting platforms 23 are arranged on the slide blocks 24, the slide blocks 24 are arranged on the slide rails 25 in a sliding manner along the vertical direction, the third elastic members 27 are vertically connected between the slide blocks 24 and the inner surface of the mounting cover 1, the fourth elastic members 28 are connected between the two slide blocks 24 in the two groups of connecting assemblies, the guide, the moving frame 20 is slidably disposed on the guide bar 29 in the longitudinal direction.
It should be noted that, when the pushing and pressing table 17 pushes the roller 18 to move, the roller 18 drives the first connecting table 21 to move longitudinally through the connecting column 19 and the moving frame 20, the guide rod 29 is used for guiding the moving direction of the moving frame 20, the first connecting table 21 drives the second connecting table 23 to move downwards through the connecting rod 22, the second connecting table 23 drives the slider 24 to move downwards, the slide rail 25 guides the moving process of the slider 24, the third elastic member 27 is stretched, the fourth elastic member 28 is compressed, elastic potential energy is stored in the third elastic member 27 and the fourth elastic member 28, the roller 18 can be maintained at a position in rolling contact with the arc-shaped guide surface, the third elastic member 27 and the fourth elastic member 28 are both vertically arranged and can be stretched in the vertical direction, so that the occupied space of the whole elastic tensioning assembly is smaller.
In an alternative embodiment, the writing display panel 2 is provided with a fixing rod 4 along the thickness direction, the fixing rod 4 is positioned inside the mounting groove 201, the fixing rod 4 penetrates through the sliding frame 3 and is slidably connected with the sliding frame 3, the inner surface of the mounting cover 1 is vertically provided with a limiting rod 26, and the limiting rod 26 penetrates through the sliding block 24 and is slidably connected with the sliding block 24; the first elastic piece 5, the second elastic piece 6, the third elastic piece 27 and the fourth elastic piece 28 are compression springs, the first elastic piece 5 and the second elastic piece 6 are sleeved on the periphery of the fixed rod 4, and the third elastic piece 27 and the fourth elastic piece 28 are sleeved on the periphery of the limiting rod 26.
The carriage 3 can slide on the fixed rod 4, the slider 24 can slide on the stopper rod 26, the first elastic member 5 and the second elastic member 6 can expand and contract on the outer peripheral side of the fixed rod 4, the third elastic member 27 and the fourth elastic member 28 can expand and contract on the outer peripheral side of the stopper rod 26, and the first elastic member 5, the second elastic member 6, the third elastic member 27 and the fourth elastic member 28 can be stably used without falling off and have a long service life.
In an optional embodiment, the driving assembly comprises a motor 10, a screw rod 11, a screw rod nut 111, a bracket 12, a sliding table 13 and a guide rail 14, the motor 10, the bracket 12 and the guide rail 14 are all arranged on the inner surface of the mounting cover 1, the screw rod 11 and the guide rail 14 are both vertically arranged, the motor 10 is in driving connection with the screw rod 11, the screw rod 11 is in threaded connection with the screw rod nut 111, the screw rod 11 is in rotating connection with the bracket 12, the screw rod nut 111 is connected with the sliding table 13, the sliding table 13 is arranged on the guide rail 14 in a sliding manner along the vertical direction, and the sliding table 13; the control platform 100 is in control connection with the motor 10.
It should be noted that, motor 10's output can just reverse, motor 10 output drive lead screw 11 rotates, lead screw 11 drives screw-nut 111 and removes, screw-nut 111 drives slip table 13 and removes, guide rail 14 is used for leading slip table 13, make slip table 13 can be stable remove along vertical direction, thereby can utilize slip table 13 to drive the stable lift of crane 15, lead screw 11 and screw-nut 111 threaded connection, because threaded connection's auto-lock nature, after having adjusted and having written display panel 2, write display panel 2 can be stable maintain the vertical state after adjusting, the user can be on writing the face steady write teaching content.
In an alternative embodiment, the vibration erasing assembly comprises an elastic vibration assembly, a connecting plate 33, a mounting plate 35 and a brush 36, the elastic vibration assembly is provided with a plurality of groups, the elastic vibration assembly comprises an elastic column 31, a connecting frame 32 and an eccentric shaft vibration exciter 34 which is arranged on the connecting plate 33 and is used for driving the mounting plate 35 to vibrate in a vertical plane, the brush 36 is vertically arranged on the front side surface of the mounting plate 35, the brushes 36 are arranged in a plurality of groups side by side along the transverse direction, a chip falling channel is arranged between adjacent brushes 36, two ends of the elastic column 31 are respectively connected with the moving frame 20 and the connecting frame 32, the connecting frame 32 is arranged on the mounting plate 35, the connecting plate 33 is connected with the moving frame 20, the vibration amplitude size of the mounting plate 35 in the transverse direction is larger than that of the chip falling channel along the transverse direction, the erasing; the control platform 100 is in control connection with the eccentric shaft exciter 34.
It should be noted that, when the pushing platform 17 pushes the roller 18 to move away from the direction of the writing display board 2, the brush 36 moves away from the direction of the writing display board 2, and during the rotation of the writing display board 2, the brush 36 will not contact with the writing display board 2, so as to avoid interference to the rotation of the writing display board 2, and after the rotation of the writing display board 2 is completed, the brush 36 contacts with the writing display board 2 again. When the chalk marks on the writing surface of the writing display panel 2 need to be cleaned, the eccentric shaft vibration exciter 34 can drive the mounting plate 35 to vibrate in a vertical plane, the elastic column 31 can elastically deform in the vibration process, the brush 36 is maintained in a state of contacting with the writing surface, the brush 36 is used for erasing the chalk marks, and the erased chips fall through a falling chip channel.
In an optional embodiment, the chip removing mechanism 500 further comprises a connecting cover 37, a chip inlet pipe 38, a connecting pipe 39, a negative pressure fan 40, a filter screen 41, a conveying pipe 42, a chip collecting box 43, a counter-flow preventing table 44 and a fixing frame 45, wherein the connecting cover 37 is arranged at the bottom of the mounting cover 1, the chip inlet pipe 38 is vertically arranged, the chip inlet pipe 38 penetrates through the top of the connecting cover 37 and the bottom of the mounting cover 1, the chip inlet pipe 38 is transversely arranged side by side, the top end of the chip inlet pipe 38 faces a chip falling channel, the bottom end of the chip inlet pipe 38 is communicated with the connecting pipe 39, the connecting pipe 39 and the negative pressure fan 40 are both arranged on the connecting cover 37, the end of the connecting pipe 39 is communicated with the air suction end of the negative pressure fan 40, a chip falling port 391 is arranged at the lower part of the connecting pipe 39, the filter screen 41 is arranged on the inner surface of the connecting pipe 39, the bottom end of the filter screen 41 is arranged, one end of the conveying pipe 42 is communicated with the connecting pipe 39 through a chip falling port 391, the other end of the conveying pipe 42 is communicated with the top of the chip collecting box 43, the top of the chip collecting box 43 is lower than the bottom of the connecting pipe 39, the chip collecting box 43 is arranged on the inner surface of the connecting cover 37, a first cleaning port is arranged on the chip collecting box 43, the anti-backflow platform 44 is of a conical structure, the conical top is arranged upwards, a circulation channel is formed between the bottom edge of the anti-backflow platform 44 and the inner wall of the chip collecting box 43, the anti-backflow platform 44 is arranged on the fixing frame 45, the fixing frame 45 is arranged on the inner surface of the chip collecting box 43, a second cleaning port correspondingly communicated with the first cleaning port is arranged on the connecting cover 37, and a box door 46 for plugging the first cleaning port and the second cleaning port is detachably arranged on; the control platform 100 is in control connection with the negative pressure fan 40.
It should be noted that when the chalk marks on the writing surface are erased through the vibration erasing component, the operation of the negative pressure fan 40 is simultaneously controlled, the negative pressure fan 40 draws air from the chip inlet pipe 38 through the connecting pipe 39, so that the chalk chips falling from the chip falling channel are sucked into the connecting pipe 39, the chalk chips are intercepted by the filter screen 41, because the filter screen 41 is obliquely arranged, the chalk chips can fall into the chip collecting box 43 through the conveying pipe 42, slide down from the top along the backflow preventing table 44 and fall to the lower part of the inner side of the chip collecting box 43 through the flowing channel, backflow is not easy to occur, and the collecting effect is good; when the chalk debris needs to be cleaned, the box door 46 is opened, and the chalk debris in the debris collection box 43 is cleaned out, so that the chalk debris cleaning box is very convenient to use.
In an alternative embodiment, the two limiting plates 30 are vertically arranged at two ends of the lifting frame 15 in the vertical direction, the two limiting plates 30 are respectively arranged at two ends of the arc-shaped guide surface, the pushing and pressing table 17 is provided with a limiting groove 171, the groove bottom of the limiting groove 171 is an arc-shaped surface which is arranged in a manner of offsetting from the arc-shaped guide surface, and the end of the guide rod 29 is connected with a limiting table.
It should be noted that the limiting plate 30 can limit the rolling range of the roller 18, so that the roller 18 can roll on the pressing table 17 more smoothly; by arranging the limiting groove 181, the rolling range of the roller 18 can be guided and limited in the transverse direction, so that the roller 18 can roll more stably and accurately; by providing the stopper, the movable frame 20 can be prevented from falling off the guide bar 29.
In an alternative embodiment, the method of use comprises the steps of:
s1, in an initial state, the writing display board 2 is vertically arranged, the writing surface faces to the outer side, the display surface faces to the inner side, a user can write on the writing surface with chalk, the writing surface can be a black or green writing surface, the display surface is located on the inner side of the mounting cover 1 and can be protected, the display surface can be a white, gray or green writing surface, the white effect is best, and when white chalk fragments remained on the vibration erasing component are stuck to the white display surface, the display effect of the white display surface cannot be influenced;
s2, through control platform 100 control drive assembly, drive assembly drive crane 15 goes up and down, crane 15 drives rack 16 and goes up and down, rack 16 drives gear 9 and rotates, gear 9 drives through axis of rotation 8 and writes display panel 2 and rotate, will write display panel 2 upset 180, the orientation of face and display surface is write in the pair change, make and write the face towards the inboard, the display surface is towards the outside, include following A1 and A2 two kinds of application situations altogether:
a1, controlling the projector 200 to project pictures on the display surface through the control platform 100, wherein the display area is larger, after the use, the writing display panel 2 is rotated to the initial state, and the display surface is positioned at the inner side of the mounting cover 1 again, so that the effective protection can be achieved;
a2, control the vibration through control platform 100 and erase the chalk vestige that the subassembly erased on the writing surface, then switch over the writing surface to the position towards the outside, be used for writing again, avoid artifical manual cleanness, labour saving and time saving saves the teaching time.
It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.
Claims (9)
1. An intelligent teaching device system for ideological and political education is characterized by comprising a control platform (100), a projector (200), a writing display mechanism (300) and an erasing mechanism (400);
the writing display mechanism (300) comprises an installation cover (1), a lifting frame (15), a rack (16) and a writing display assembly, wherein the writing display assembly is provided with a plurality of groups side by side along the vertical direction, the writing display assembly comprises a writing display panel (2), a rotating shaft (8) and a gear (9), a rotating channel (101) for driving the writing display panel (2) to rotate is arranged on the installation cover (1), a driving assembly for driving the lifting frame (15) to move along the vertical direction so as to enable the writing display panel (2) to rotate 180 degrees is arranged on the installation cover (1), the rack (16) is vertically arranged on the lifting frame (15), the two side surfaces in the thickness direction of the writing display panel (2) are respectively arranged to be used for bearing a display surface of a projection picture of a projector (200) and a writing surface for writing with chalk, the rotating shaft (8) is arranged in the middle of the lateral side, the rotating shaft (8) is rotatably arranged on the mounting cover (1), the gear (9) is arranged on the rotating shaft (8), and the gear (9) is meshed and connected with the rack (16);
the erasing mechanism (400) comprises a pushing platform (17), a roller (18), a connecting column (19), a moving frame (20) and a vibration erasing component for erasing chalk marks on the writing surface of the writing display panel (2), the pushing platform (17) is arranged on the lifting frame (15), an arc-shaped guide surface used for preventing the vibration erasing component from interfering the rotation of the writing display panel (2) when the writing display panel (2) rotates and enabling the vibration erasing component to be in contact with the writing display panel (2) after the writing display panel (2) rotates is arranged on the pushing platform (17), two ends of a connecting column (19) are respectively connected with a roller (18) and a moving frame (20), the vibration erasing component is arranged on the moving frame (20), and an elastic tensioning component used for enabling the roller (18) to abut against the arc-shaped guide surface and enabling the moving frame (20) to move longitudinally is arranged inside the mounting cover (1);
the control platform (100) is respectively connected with the projector (200), the driving component and the vibration erasing component in a control mode.
2. The intelligent teaching device system for ideological and political education according to claim 1, wherein the writing display panel (2) is provided with mounting grooves (201) at both ends in the width direction, the writing display assembly further comprises elastic leveling assemblies, the elastic leveling assemblies are provided in two groups, the two groups of elastic leveling assemblies are respectively located at the two mounting grooves (201), the elastic leveling assemblies comprise a sliding frame (3), a first elastic member (5), a second elastic member (6) and an elastic sleeve (7), the sliding frame (3) is arranged on the writing display panel (2) in a sliding manner along the thickness direction of the writing display panel (2), the sliding frame (3) comprises a sliding part located at the inner side of the mounting groove (201) and a connecting part located at the outer side of the mounting groove (201), the sliding part and the connecting part are integrally formed, the first elastic member (5) and the second elastic member (6) are both arranged along the thickness direction of the writing display panel (2), first elastic component (5) and second elastic component (6) are located carriage (3) both sides respectively, first elastic component (5) both ends respectively with mounting groove (201) one side inner wall and carriage (3) one side surface connection, second elastic component (6) both ends respectively with carriage (3) opposite side surface and mounting groove (201) opposite side inner wall connection, elastic sleeve (7) cover is established on the connecting portion of carriage (3), elastic sleeve (7) are along writing display panel (2) thickness direction's maximum dimension equals the half of writing display panel (2) thickness dimension.
3. The intelligent teaching device system for ideological and political education according to claim 2, wherein the elastic tensioning assembly is arranged in a plurality of groups side by side along the transverse direction, the elastic tensioning assembly comprises a slide rail (25), a fourth elastic member (28) and a connecting assembly, the connecting assembly is symmetrically arranged in two groups along the vertical direction, the connecting assembly comprises a first connecting platform (21), a connecting rod (22), a second connecting platform (23), a slide block (24), a third elastic member (27) and a guide rod (29), the slide rail (25) is vertically arranged on the inner surface of the mounting cover (1), the first connecting platform (21) is arranged on the moving frame (20), two ends of the connecting rod (22) are respectively connected with the first connecting platform (21) and the second connecting platform (23) in a rotating manner, the second connecting platform (23) is arranged on the slide block (24), the slide block (24) is arranged on the slide rail (25) in a sliding manner along the vertical direction, a third elastic piece (27) is vertically connected between the sliding blocks (24) and the inner surface of the mounting cover (1), a fourth elastic piece (28) is connected between the two sliding blocks (24) in the two groups of connecting assemblies, the guide rod (29) is longitudinally arranged on the inner surface of the mounting cover (1), and the moving frame (20) is longitudinally slidably arranged on the guide rod (29).
4. The intelligent teaching device system for ideological and political education as claimed in claim 1, wherein the writing display panel (2) is provided with a fixing rod (4) along the thickness direction, the fixing rod (4) is positioned inside the mounting groove (201), the fixing rod (4) penetrates through the sliding frame (3) and is connected with the sliding frame (3) in a sliding manner, the inner surface of the mounting cover (1) is vertically provided with a limiting rod (26), and the limiting rod (26) penetrates through the sliding block (24) and is connected with the sliding block (24) in a sliding manner; the first elastic piece (5), the second elastic piece (6), the third elastic piece (27) and the fourth elastic piece (28) are compression springs, the first elastic piece (5) and the second elastic piece (6) are all sleeved on the periphery side of the fixing rod (4), and the third elastic piece (27) and the fourth elastic piece (28) are all sleeved on the periphery side of the limiting rod (26).
5. The intelligent teaching device system for ideological and political education is characterized in that the driving assembly comprises a motor (10), a screw rod (11), a screw nut (111), a support (12), a sliding table (13) and a guide rail (14), the motor (10), the support (12) and the guide rail (14) are arranged on the inner surface of the mounting cover (1), the screw rod (11) and the guide rail (14) are both vertically arranged, the motor (10) is in driving connection with the screw rod (11), the screw rod (11) is in threaded connection with the screw nut (111), the screw rod (11) is in rotating connection with the support (12), the screw nut (111) is connected with the sliding table (13), the sliding table (13) is arranged on the guide rail (14) in a sliding mode in the vertical direction, and the sliding table (13) is connected with a lifting frame (15); the control platform (100) is in control connection with the motor (10).
6. The intelligent teaching device system for ideological and political education according to claim 1, wherein the vibration erasing assembly comprises an elastic vibration assembly, a connecting plate (33), a mounting plate (35) and brushes (36), the elastic vibration assembly is provided with a plurality of groups, the elastic vibration assembly comprises elastic columns (31), a connecting frame (32) and eccentric shaft vibration exciters (34) which are arranged on the connecting plate (33) and used for driving the mounting plate (35) to vibrate in a vertical plane, the brushes (36) are vertically arranged on the front side surface of the mounting plate (35), the brushes (36) are arranged in a plurality of groups in a transverse direction side by side mode, a scrap falling channel is arranged between adjacent brushes (36), two ends of each elastic column (31) are respectively connected with the moving frame (20) and the connecting frame (32), the connecting frame (32) is arranged on the mounting plate (35), the connecting plate (33) is connected with the moving frame (20), the vibration amplitude size of the mounting plate (35) in the transverse direction is larger than the size of the chip falling channel in the transverse direction; the control platform (100) is in control connection with the eccentric shaft vibration exciter (34).
7. The intelligent teaching device system for ideological and political education according to claim 6, further comprising a scrap removing mechanism (500), wherein the scrap removing mechanism (500) comprises a connecting cover (37), a scrap inlet pipe (38), a connecting pipe (39), a negative pressure fan (40), a filter screen (41), a conveying pipe (42), a scrap collecting box (43), a reverse flow preventing table (44) and a fixing frame (45), the connecting cover (37) is arranged at the bottom of the mounting cover (1), the scrap inlet pipe (38) is vertically arranged, the scrap inlet pipe (38) penetrates through the top of the connecting cover (37) and the bottom of the mounting cover (1), a plurality of scrap inlet pipes (38) are arranged side by side along the transverse direction, the top end of the scrap inlet pipe (38) faces a scrap falling channel, the bottom end of the scrap inlet pipe (38) is communicated with the connecting pipe (39), the connecting pipe (39) and the negative pressure fan (40) are both arranged on the connecting cover (37), the end of the connecting pipe (39) is communicated with the exhaust end of the negative pressure, a chip falling port (391) is arranged at the lower part of the connecting pipe (39), a filter screen (41) is arranged on the inner surface of the connecting pipe (39), the bottom end of the filter screen (41) is positioned between the chip falling port (391) and the negative pressure fan (40), the filter screen (41) is gradually inclined towards the upper part of the chip falling port (391) from bottom to top, one end of a conveying pipe (42) is communicated with the connecting pipe (39) through the chip falling port (391), the other end of the conveying pipe (42) is communicated with the top of a chip collecting box (43), the top end of the chip collecting box (43) is lower than the bottom end of the connecting pipe (39), the chip collecting box (43) is arranged on the inner surface of the connecting cover (37), a first cleaning port is arranged on the chip collecting box (43), a counter-flow prevention platform (44) is of a conical structure, the conical top of the conical structure is upwards arranged, a flow passage is formed between the bottom end edge of the counter-flow prevention platform (44, the fixed frame (45) is arranged on the inner surface of the scrap collecting box (43), the connecting cover (37) is provided with a second cleaning port correspondingly communicated with the first cleaning port, and the connecting cover (37) is detachably provided with a box door (46) used for plugging the first cleaning port and the second cleaning port; the control platform (100) is in control connection with the negative pressure fan (40).
8. The intelligent teaching device system for ideological and political education according to claim 3, wherein limiting plates (30) are vertically arranged at both ends of the lifting frame (15) in the vertical direction, the two limiting plates (30) are respectively arranged at both ends of the arc-shaped guide surface, a limiting groove (171) is arranged on the pushing platform (17), the bottom of the limiting groove (171) is an arc-shaped surface which is arranged in a manner of deviating from the arc-shaped guide surface, and the end of the guide rod (29) is connected with a limiting platform.
9. An intelligent teaching device system for ideological and political education as claimed in any one of claims 1-8 wherein the method of use includes the steps of:
s1, in the initial state, the writing display board (2) is vertically arranged, the writing surface faces to the outside, the display surface faces to the inside, and a user can write on the writing surface by chalk;
s2, through control platform (100) control drive assembly, drive assembly drive crane (15) go up and down, crane (15) drive rack (16) go up and down, rack (16) drive gear (9) rotate, gear (9) drive through axis of rotation (8) and write display panel (2) and rotate, to writing display panel (2) upset 180, the orientation of face and display surface is write to the pair change, make the face of writing towards the inboard, the display surface is towards the outside, including following A1 and A2 totally two kinds of application situations:
a1, controlling the projector (200) to project pictures on the display surface through the control platform (100), and rotating the writing display board (2) to an initial state after use;
a2, controlling the vibration erasing component to erase chalk marks on the writing surface through the control platform (100), and then switching the writing surface to the outward position for writing again.
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| CN202110133160.3A CN112885163B (en) | 2021-02-01 | 2021-02-01 | Intelligent teaching device system for ideological and political education |
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| CN202110133160.3A CN112885163B (en) | 2021-02-01 | 2021-02-01 | Intelligent teaching device system for ideological and political education |
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| CN112885163B (en) | 2022-05-06 |
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