CN113858859B - Novel teaching tool for improving teaching ability of master skills - Google Patents
Novel teaching tool for improving teaching ability of master skills Download PDFInfo
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- CN113858859B CN113858859B CN202111182339.4A CN202111182339A CN113858859B CN 113858859 B CN113858859 B CN 113858859B CN 202111182339 A CN202111182339 A CN 202111182339A CN 113858859 B CN113858859 B CN 113858859B
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- rod
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- display board
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- teaching
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
- B43L1/00—Repeatedly-usable boards or tablets for writing or drawing
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B97/00—Furniture or accessories for furniture, not provided for in other groups of this subclass
- A47B97/04—Easels or stands for blackboards or the like
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
- B43L21/00—Blackboard or slate cleaning devices
- B43L21/02—Blackboard or slate cleaning devices with means for absorbing the chalk dust
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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
The invention discloses a novel teaching tool for promoting teaching ability of teachers and skills, which relates to the technical field of education and teaching equipment and comprises a supporting component, wherein the supporting component comprises a supporting box body and a supporting rod, one end of the supporting rod is connected with the supporting box body, the other end of the supporting rod is connected with an adjusting component, one end of the adjusting component is connected with display boards which are circumferentially arranged in a circumferential array, the adjusting component is used for driving the display boards to rotate so as to switch different display contents, the adjusting component drives a plurality of groups of display boards to rotate, the display boards which rotate to the topmost point can be displayed and written and modified at the same time, the wiping component wipes characters on the surfaces of the display boards so as to be convenient to write again, the teaching quality and the teaching efficiency are effectively improved, dust which is scattered during wiping is adsorbed and filtered by a dust removing component arranged on one side of the display boards, thereby effectively avoiding air pollution caused by dust floating in the air.
Description
Technical Field
The invention relates to the technical field of education and teaching equipment, in particular to a novel teaching tool for improving the skills teaching ability of a master worker.
Background
Education is a science for guiding people to form correct thought and behavior, the change rule of the thought and behavior of people and the rule for implementing education are used as research objects of the education, a teacher and a apprentice teach that in the teaching process, the teacher and the apprentice change the situation that the traditional teacher controls classroom and apprentice to listen passively, so that the apprentice discusses and studies together, in the process, the teacher points students and the apprentice inspires, promotes and develops together, so that the learning benefit is improved together, in order to increase the interactive content, more information needs to be displayed to the apprentice, the apprentice can know more extrados knowledge, the thinking of the apprentice is widened, and more unique viewpoints of the apprentice are provided; the display device is often required to be used for writing on a blackboard in the teaching interaction process so as to realize teaching interaction of teachers and apprentices.
In current teachers and apprentices' skill teaching, in order to promote the teaching quality, adopt the show board to demonstrate usually, however present teaching is with show plate simple structure, is difficult to adjust to need the manual work in time to write the typeface on show board surface and erase, influence teaching efficiency very much, and can have the dust to fly away in the air at the in-process that erases the typeface, not only influence the air quality, inhale moreover to the internal health that still influences of human body.
Disclosure of Invention
The invention aims to provide a novel teaching tool for improving the teaching ability of master skills, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a novel teaching tool for teaching teachers and skills with improved abilities comprises:
the supporting component comprises a supporting box body and a supporting rod, one end of the supporting rod is connected with the supporting box body, the other end of the supporting rod is connected with an adjusting component, one end of the adjusting component is connected with a display board which is circumferentially arranged in a circumferential array, the adjusting component is used for driving the display board to rotate so as to perform switching of different display contents, and
a wiping component arranged on the surface of the display board and used for wiping off the characters on the surface of the display board in the rotating process, an
And the dust removal assembly is arranged at one end of the display board and is used for adsorbing and filtering dust generated during erasing.
Preferably, the adjusting assembly comprises a support shaft and a driving motor, the driving motor and the support shaft are oppositely arranged at two ends of the support rod, an output end of the driving motor is fixedly connected with the support shaft, the display board is circumferentially arranged outside the support shaft in a circumferential array manner through a connecting part, one end of the connecting part is connected with the display board, and the other end of the connecting part is connected with the support shaft and used for adjusting the distance between the display board and the support shaft.
Preferably, the adapting unit includes that it arranges the threaded rod in the fulcrum outside to be circumference array circumference, threaded rod one end and fulcrum fixed connection, the other end pass through threaded connection threaded sleeve, the threaded sleeve outside sets up the handle, threaded sleeve keeps away from the one end of threaded rod and rotates linking bridge, the support passes through the support and is connected with the show board.
Preferably, the wiping component comprises a wiping plate arranged on the surface of the display board, the wiping plate is connected with the display board in a sliding manner, sliding grooves are formed in two opposite ends of the surface of the display board, and the wiping plate is connected with a pushing component arranged on the back side surface of the display board through a connecting rod penetrating through the sliding grooves.
Preferably, the pushing component comprises a semi-gear arranged on the back side surface of the display board, the semi-gear is fixedly connected with a support, one end of the support is rotatably connected with the support, the other end of the support is rotatably connected with the back side surface of the display board, two sides of the rack board are oppositely arranged on two sides of the semi-gear, one end of the rack board is fixedly connected with a U-shaped support and two sides of the rack board are intermittently meshed with the semi-gear, the two sides of the rack board are respectively connected with the wiping board through a connecting seat and a connecting rod, one end of the semi-gear, far away from the display board, is connected with a rotating component through the support, the rotating component is used for driving the semi-gear to rotate through the support, and the display board is fixedly connected with the support through a positioning rod.
Preferably, the rotating part comprises a gear arranged on one side of the support, the gear is fixedly connected with the supporting rods, a plurality of L-shaped supporting rods are fixedly mounted at the top of the supporting rod and fixedly connected with the disc, an annular rack is arranged on the surface of the inner side wall of the disc and meshed with the gear arranged on one side of the support.
Preferably, the dust removal assembly comprises a dust collection box arranged on the side edge of the display board, the dust collection box is fixedly connected with the display board, the side wall of the display board is uniformly provided with a plurality of dust absorption holes which are communicated with a dust absorption box, the tail end of the dust absorption box is connected with the filtering box body, the other end of the filter box body is connected with the cylinder through the dust absorption pipe, the cylinder is used for absorbing the dust generated during wiping into the filter box body through the dust absorption hole and the dust absorption box for purification and filtration, a piston is arranged in the cylinder, one end of the cylinder is connected with the filtering box body through a dust absorption pipe, a one-way valve which is limited to air inlet is arranged between the dust absorption pipe and the cylinder, the other side of the cylinder is provided with an exhaust pipe, a one-way valve which is only used for exhausting is arranged between the exhaust pipe and the cylinder, one side of the piston is connected with a pushing component through a piston rod, and the pushing component is used for pushing the piston to move in the cylinder in a reciprocating mode through the piston rod.
Preferably, the promotion part includes the elliptical wheel, the elliptical wheel passes through branch and half gear fixed connection, the piston rod is towards the one end fixed mounting push pedal of elliptical wheel, show board dorsal surface edge sets up spacing seat, the piston rod runs through spacing seat and push pedal fixed connection, the piston rod outside sets up reset spring, reset spring one end and spacing seat fixed connection, the other end and push pedal fixed connection, the one end and the elliptical wheel contact of piston rod are kept away from to the push pedal.
Preferably, a filter screen is arranged in the filter box body and used for absorbing and filtering dust in air sucked into the filter box body.
Preferably, be provided with the screw rod in the supporting box, the screw rod both ends are rotated in the supporting box inner wall respectively and are connected, screw rod both sides screw thread opposite direction, the terminal fixed connection handle in screw rod one side, screw rod surface both sides mutual disposition nut, the nut rotates the connection push rod, the one end that the nut was kept away from to the push rod rotates the joint support pole, the bracing piece is in supporting box roof sliding connection, supporting box bottom fixed mounting supports the base, support the base lower surface relative disposition multiunit universal wheel.
Compared with the prior art, the invention has the beneficial effects that:
the display board is characterized in that a plurality of groups of display boards which are circumferentially arranged in a circumferential array are arranged and connected with an adjusting component, the adjusting component drives the display boards to rotate, the display boards which rotate to the topmost point are displayed, the display boards can be written and modified simultaneously, after the display boards are written, the adjusting component drives the display boards to rotate, so that the next display board continues to rotate to the topmost point for displaying, meanwhile, the adjusting component drives the display boards to rotate, the wiping component wipes characters on the surfaces of the display boards so as to write again, manual character wiping is not needed for the display boards, the teaching quality and the teaching efficiency are effectively improved, in the process of wiping the characters on the surfaces of the display boards, dust scattered when the wiping components are arranged on one side of the display boards is adsorbed and filtered, thereby effectively avoiding air pollution caused by dust floating in the air and protecting the health of people.
Drawings
Fig. 1 is a schematic structural diagram of a teaching tool for improving the teaching ability of a new master and a new slave.
FIG. 2 is a schematic view of a backside structure of a teaching tool for teaching a new master to improve skills ability.
FIG. 3 is a schematic view of the front view of the display board in the teaching tool for improving the teaching ability of the new master and slave skills.
FIG. 4 is a schematic view of a back view of a display board in a teaching tool for teaching a new master to improve skills ability.
Fig. 5 is an enlarged schematic structural diagram of a teaching tool for teaching a new master to improve skills ability in fig. 2.
Fig. 6 is a schematic structural diagram of a filtering box in a teaching tool for improving the teaching ability of a new master and a new slave.
Fig. 7 is a schematic structural view of a half gear in a teaching tool for improving the teaching ability of a new master and a new slave.
Fig. 8 is a schematic structural view of an annular rack in a teaching tool for improving the teaching ability of a new master and a new slave.
Fig. 9 is a schematic structural view of a cylinder in a teaching tool for improving the teaching ability of a new master and a new skill.
FIG. 10 is a schematic structural diagram of a supporting box in a teaching tool for improving the teaching ability of a new master and a new skill.
In the figure: 1. a display board; 2. a disc; 3. wiping the board; 4. a rack plate; 5. a cylinder; 6. a dust collection pipe; 7. an exhaust pipe; 8. a support bar; 9. supporting the box body; 10. a handle; 11. a support base; 12. a universal wheel; 13. a chute; 14. a connecting seat; 15. a strut; 16. an elliptical wheel; 17. a half gear; 18. an L-shaped strut; 19. a drive motor; 20. a piston rod; 21. a limiting seat; 22. a return spring; 23. pushing the plate; 24. a gear; 25. a support; 26. a threaded sleeve; 27. a handle; 28. a threaded rod; 29. a fulcrum; 30. a U-shaped bracket; 31. a dust collection hole; 32. a dust collection box; 33. a push rod; 34. a screw; 35. a support; 36. a filter box body; 37. a piston; 38. a filter screen; 39. and (5) positioning the rod.
Detailed Description
The technical solution of the present invention will be described in further detail with reference to specific embodiments.
Referring to fig. 1-3, a teaching tool for improving the ability of a new master and slave skilled teaching comprises a supporting component, an adjusting component, a wiping component and a dust removing component, wherein the supporting component comprises a supporting box 9 and a supporting rod 8, one end of the supporting rod 8 is connected with the supporting box 9, the other end of the supporting rod 8 is connected with the adjusting component, one end of the adjusting component is connected with a display board 1 which is circumferentially arranged in a circumferential array, the adjusting component is used for driving the display board 1 to rotate so as to switch different display contents, the wiping component is arranged on the surface of the display board 1 and is used for wiping characters on the surface of the display board 1 in the rotating process, and the dust removing component is arranged at one end of the display board 1 and is used for absorbing and filtering dust generated during wiping;
specifically, in this embodiment, a plurality of sets of display boards 1 circumferentially arranged in a circumferential array are connected to an adjusting component, the adjusting component drives the display boards 1 to rotate, the display boards 1 rotating to the topmost point can be displayed, and the display boards 1 can be written and modified at the same time, after the display boards 1 are completely written, the adjusting component drives the display boards 1 to rotate, so that the next display board 1 continues to rotate to the topmost point for displaying, meanwhile, in the process of driving the display boards 1 to rotate, the wiping component wipes characters on the surface of the display boards 1, so as to write again, without manually wiping characters on the display boards 1, effectively improving teaching quality and teaching efficiency, in the process of wiping characters on the surface of the display boards 1, the dust that drifts when will wiping through arranging the dust removal subassembly in show board 1 one side adsorbs the filtration, and then effectively avoids the dust to drift and causes air pollution in the air, has also protected the health of people simultaneously.
As a further solution of the embodiment of the present invention, referring to fig. 1-5, the adjusting assembly includes a supporting shaft 29 and a driving motor 19, the driving motor 19 and the supporting shaft 29 are oppositely disposed at two ends of the supporting rod 8, an output end of the driving motor 19 is fixedly connected to the supporting shaft 29, the display board 1 is circumferentially disposed outside the supporting shaft 29 in a circumferential array by a connecting component, one end of the connecting component is connected to the display board 1, and the other end of the connecting component is connected to the supporting shaft 29, for adjusting a distance between the display board 1 and the supporting shaft 29;
specifically, in this embodiment, the driving motor 19 is started, the output end of the driving motor 19 drives the supporting shaft 29 to rotate during the rotation, and the supporting shaft 29 drives the display board 1 on the outer side to rotate through the connecting component, so as to adjust the angle of the display board 1.
As a further solution of the embodiment of the present invention, the connecting component includes threaded rods 28 circumferentially arranged in a circumferential array outside the fulcrum shaft 29, one end of each threaded rod 28 is fixedly connected with the fulcrum shaft 29, the other end is connected with a threaded sleeve 26 through a thread, a handle 27 is arranged outside the threaded sleeve 26, one end of the threaded sleeve 26 away from the threaded rod 28 is rotatably connected with the bracket 25, and the bracket 25 is connected with the display board 1 through a support 35;
specifically, in this embodiment, by providing the threaded rod 28 and the threaded sleeve 26, when the distance between the display board 1 and the supporting shaft 29 needs to be adjusted, by rotating the handle 27, the handle 27 drives the threaded sleeve 26 to rotate, the threaded sleeve 26 moves on the surface of the threaded rod 28 during the rotation, and the threaded sleeve 26 pushes the support 35 and the display board 1 through the bracket 25 to move, so as to adjust the distance between the display board 1 and the supporting shaft 29.
As a further solution of the embodiment of the present invention, the wiping component includes a wiping plate 3 disposed on the surface of the display board 1, the wiping plate 3 is connected with the display board 1 in a sliding manner, two opposite ends of the surface of the display board 1 are provided with sliding chutes 13, and the wiping plate 3 is connected with a pushing component disposed on the back side of the display board 1 through a connecting rod passing through the sliding chutes 13;
specifically, in the present embodiment, the pushing member pushes the wiping plate 3 to move back and forth on the surface of the display board 1, and then the wiping pad arranged on the surface of the wiping plate 3 wipes off the characters on the surface of the display board 1.
As a further alternative to the embodiment of the present invention, referring to fig. 1-10, the pushing member comprises a half gear 17 disposed on the back side of the display board 1, the half gear 17 is fixedly connected with the supporting rod 15, one end of the supporting rod 15 is rotatably connected with the supporting seat 35, the other end is rotatably connected with the back side surface of the display board 1, the two sides of the semi-gear 17 are oppositely provided with the rack plates 4, one ends of the rack plates 4 at the two sides are fixedly connected through the U-shaped bracket 30, the rack plates 4 at the two sides are intermittently meshed with the semi-gear 17, the rack plates 4 at the two sides are respectively fixedly connected with the wiping plate 3 through the connecting seat 14 and the connecting rod through the sliding chute 13, the end of the half-gear 17 away from the display board 1 is connected with the rotating part through a support 35 by a strut 15, the rotating part is used for driving the half gear 17 to rotate through the supporting rod 15, and the display board 1 is fixedly connected with the bracket 25 through the positioning rod 39;
specifically, in this embodiment, the rotatable part passes through branch 15 and drives the rotation of semi-gear 17, semi-gear 17 drives rack plate 4 reciprocating motion through 4 intermittent type nature meshing with both sides rack plate in the pivoted in-process, rack plate 4 passes through connecting seat 14 and connecting rod and drives wiping board 3 at 1 surperficial reciprocating motion of show board, and then erases the characters on 1 surperficial of show board.
As a further solution of the embodiment of the present invention, the rotating component includes a gear 24 arranged on one side of the support 35, the gear 24 is fixedly connected with the support rods 15, a plurality of L-shaped support rods 18 are fixedly mounted on the top of the support rod 8, the L-shaped support rods 18 are fixedly connected with the disc 2, a ring-shaped rack is arranged on the surface of the inner side wall of the disc 2, and the ring-shaped rack is meshed with the gear 24 arranged on one side of the support 35;
specifically, in this embodiment, the supporting shaft 29 drives the gear 24 to rotate through the supporting rod 15 in the process of driving the display board 1 to rotate and adjust, the gear 24 is meshed with the annular rack to rotate in the transmission process, the gear 24 drives the half gear 17 to rotate through the supporting rod 15, and an additional driving device is not required to drive the half gear 17 to rotate, so that the characters on the surface of the display board 1 are removed in the process of driving the display board 1 to rotate.
As a further scheme of the embodiment of the invention, the dust removal assembly comprises a dust collection box 32 arranged on the side of the display board 1, the dust collection box 32 is fixedly connected with the display board 1, a plurality of dust collection holes 31 are uniformly formed in the side wall of the display board 1, the dust collection holes 31 are communicated with the dust collection box 32, the tail end of the dust collection box 32 is connected with a filter box body 36, the other end of the filter box body 36 is connected with a cylinder 5 through a dust collection pipe 6, and the cylinder 5 is used for sucking dust generated during wiping into the filter box body 36 through the dust collection holes 31 and the dust collection box 32 for purification and filtration;
specifically, in this embodiment, when the characters on the surface of the display board 1 are cleaned by the cleaning board 3, the chalk dust can fall off from the surface of the display board 1, and the dust generated when the cylinder 5 is used for cleaning is sucked into the filter box 36 through the dust suction hole 31 and the dust suction box 32 for purification and filtration, so that the air is effectively prevented from being polluted by the dust, and meanwhile, the health of the human body can be prevented from being influenced by the dust.
As a further scheme of the embodiment of the present invention, a piston 37 is disposed in the cylinder 5, one end of the cylinder 5 is connected to the filter box 36 through a dust suction pipe 6, a check valve limited to air intake is disposed between the dust suction pipe 6 and the cylinder 5, an exhaust pipe 7 is disposed on the other side of the cylinder 5, a check valve limited to exhaust is disposed between the exhaust pipe 7 and the cylinder 5, one side of the piston 37 is connected to a pushing component through a piston rod 20, and the pushing component is used for pushing the piston 37 to reciprocate in the cylinder 5 through the piston rod 20;
specifically, in this embodiment, the pushing member pushes the piston 37 to reciprocate in the cylinder 5 through the piston rod 20, the piston 37 sucks dust into the filter housing 36 through the dust suction pipe 6 during the reciprocating movement in the cylinder 5, and after the filter housing 36 filters and purifies air, the purified air is discharged through the exhaust pipe 7.
As a further scheme of the embodiment of the invention, the pushing component comprises an elliptical wheel 16, the elliptical wheel 16 is fixedly connected with a half gear 17 through a support rod 15, a push plate 23 is fixedly installed at one end of the piston rod 20 facing the elliptical wheel 16, a limit seat 21 is arranged at the edge of the back side surface of the display board 1, the piston rod 20 penetrates through the limit seat 21 and is fixedly connected with the push plate 23, a return spring 22 is arranged at the outer side of the piston rod 20, one end of the return spring 22 is fixedly connected with the limit seat 21, the other end of the return spring is fixedly connected with the push plate 23, and one end of the push plate 23 far away from the piston rod 20 is contacted with the elliptical wheel 16;
specifically, in this embodiment, the half gear 17 drives the elliptical wheel 16 to rotate through the supporting rod 15, the elliptical wheel 16 pushes the piston rod 20 through the pushing plate 23 in the rotating process, the piston rod 20 pushes the piston 37 to move in the cylinder 5, the piston rod 20 drives the return spring 22 to contract to generate elastic force, the return spring 22 drives the piston rod 20 to return under the action of the elastic force along with the continuous rotation of the elliptical wheel 16, and the piston rod 20 drives the piston 37 to reciprocate in the cylinder 5.
As a further scheme of the embodiment of the present invention, a filter screen 38 is disposed in the filter box 36, and the filter screen 38 is used for performing an adsorption filtration treatment on dust in the air sucked into the filter box 36.
As a further scheme of the embodiment of the invention, a screw 34 is arranged in the supporting box 9, two ends of the screw 34 are respectively rotatably connected with the inner wall of the supporting box 9, the directions of threads on two sides of the screw 34 are opposite, the end of one side of the screw 34 is fixedly connected with the handle 10, nuts are oppositely arranged on two sides of the surface of the screw 34, the nuts are rotatably connected with a push rod 33, one end of the push rod 33, which is far away from the nuts, is rotatably connected with a supporting rod 8, the supporting rod 8 is slidably connected with the top wall of the supporting box 9, a supporting base 11 is fixedly arranged at the bottom of the supporting box 9, and a plurality of groups of universal wheels 12 are oppositely arranged on the lower surface of the supporting base 11;
specifically, in this embodiment, when the height of the device needs to be adjusted, the handle 10 is rotated to drive the screw rod 34 to rotate, the nuts on both sides push the support rod 8 to move in the vertical direction through the push rod 33 to adjust the height of the device, and the universal wheel 12 is arranged to facilitate the movement of the device.
The working principle of the invention is as follows: the display board 1 is characterized in that a driving motor 19 is started, the output end of the driving motor 19 drives a support shaft 29 to rotate in the rotating process, the support shaft 29 drives the display board 1 on the outer side to rotate through a connecting part, the angle of the display board 1 is further adjusted, a handle 27 is rotated, the handle 27 drives a threaded sleeve 26 to rotate, the threaded sleeve 26 moves on the surface of a threaded rod 28 in the rotating process, the threaded sleeve 26 pushes a support 35 and the display board 1 to move through a support 25, so that the distance between the display board 1 and the support shaft 29 is adjusted, the display board 1 rotating to the topmost point is displayed, meanwhile, the display board 1 can be written and modified, after the display board 1 is written, an adjusting component drives the display board 1 to rotate, so that the next display board 1 continues to rotate to the topmost point for displaying, meanwhile, in the process that the adjusting assembly drives the display board 1 to rotate, the rotating part drives the half gear 17 to rotate through the supporting rod 15, the half gear 17 drives the rack plates 4 to reciprocate through intermittent meshing with the rack plates 4 on two sides in the rotating process, the rack plates 4 drive the wiping plate 3 to reciprocate on the surface of the display board 1 through the connecting seat 14 and the connecting rod, further, characters on the surface of the display board 1 are erased, the half gear 17 drives the elliptical wheel 16 to rotate through the supporting rod 15, the elliptical wheel 16 pushes the piston rod 20 through the push plate 23 in the rotating process, the piston rod 20 pushes the piston 37 to move in the cylinder 5, the piston rod 20 drives the return spring 22 to contract to generate elastic force, the return spring 22 drives the piston rod 20 to return under the action of the elastic force along with the continuous rotation of the elliptical wheel 16, and the piston rod 20 drives the piston 37 to reciprocate in the cylinder 5, the piston 37 sucks dust into the filter housing 36 through the dust suction pipe 6 while reciprocating in the cylinder 5, and after the filter housing 36 filters and purifies air, the purified air is discharged through the exhaust pipe 7.
While the preferred embodiments of the present invention have been described in detail, the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.
Claims (4)
1. A novel teaching tool for teaching teachers and skills with improved abilities is characterized by comprising:
the supporting component comprises a supporting box body (9) and a supporting rod (8), one end of the supporting rod (8) is connected with the supporting box body (9), the other end of the supporting rod is connected with an adjusting component, one end of the adjusting component is connected with a display board (1) which is circumferentially arranged in a circumferential array, the adjusting component is used for driving the display board (1) to rotate so as to switch different display contents, and
a wiping component arranged on the surface of the display board (1) for wiping off the characters on the surface of the display board (1) in the process of rotating, and
the dust removal assembly is arranged at one end of the display board (1) and is used for adsorbing and filtering dust generated during erasing;
the adjusting assembly comprises a support shaft (29) and a driving motor (19), the driving motor (19) and the support shaft (29) are oppositely arranged at two ends of the support rod (8), the output end of the driving motor (19) is fixedly connected with the support shaft (29), the display board (1) is circumferentially arranged outside the support shaft (29) in a circumferential array mode through a connecting part, one end of the connecting part is connected with the display board (1), and the other end of the connecting part is connected with the support shaft (29) and used for adjusting the distance between the display board (1) and the support shaft (29);
the connecting part comprises threaded rods (28) which are circumferentially arranged on the outer side of a support shaft (29) in a circumferential array, one end of each threaded rod (28) is fixedly connected with the support shaft (29), the other end of each threaded rod is connected with a threaded sleeve (26) through threads, a handle (27) is arranged on the outer side of each threaded sleeve (26), one end, far away from the threaded rod (28), of each threaded sleeve (26) is rotatably connected with a support (25), and the support (25) is connected with the display board (1) through a support (35);
the wiping component comprises a wiping plate (3) arranged on the surface of the display plate (1), the wiping plate (3) is connected with the display plate (1) in a sliding manner, two opposite ends of the surface of the display plate (1) are provided with sliding chutes (13), and the wiping plate (3) penetrates through the sliding chutes (13) through connecting rods to be connected with pushing components arranged on the back side surface of the display plate (1);
the pushing component comprises a half gear (17) arranged on the back side surface of the display board (1), the half gear (17) is fixedly connected with a support rod (15), one end of the support rod (15) is rotatably connected with a support (35), the other end of the support rod is rotatably connected with the back side surface of the display board (1), rack boards (4) are oppositely arranged on two sides of the half gear (17), two sides of one end of each rack board (4) are fixedly connected with a U-shaped support (30) through a connecting seat (14) and a connecting rod, the rack boards (4) are intermittently meshed with the half gear (17), the rack boards (4) are respectively fixedly connected with a wiping board (3) through a connecting seat (14) and a connecting rod, one end of the half gear (17) far away from the display board (1) is connected with a rotating component through the support rod (35) through the support rod (15), the rotating component is used for driving the half gear (17) to rotate through the support rod (15), the display board (1) is fixedly connected with the bracket (25) through a positioning rod (39);
the rotating part comprises a gear (24) arranged on one side of a support (35), the gear (24) is fixedly connected with a support rod (15), a plurality of L-shaped support rods (18) are fixedly mounted at the top of the support rod (8), the L-shaped support rods (18) are fixedly connected with the disc (2), the surface of the inner side wall of the disc (2) is provided with an annular rack, and the annular rack is meshed with the gear (24) arranged on one side of the support (35);
the dust removal subassembly is including arranging suction box (32) at show board (1) side, suction box (32) and show board (1) fixed connection, show board (1) lateral wall evenly sets up a plurality of dust absorption holes (31), dust absorption hole (31) and suction box (32) intercommunication, suction box (32) end is connected with filtering box (36), filtering box (36) other end is passed through dust absorption pipe (6) and is connected with cylinder (5), cylinder (5) are used for inhaling the dust that produces when will cleaning and carry out the purification filtration to filtering box (36) in through dust absorption hole (31) and suction box (32), set up piston (37) in cylinder (5), cylinder (5) one end is passed through dust absorption pipe (6) and is connected with filtering box (36), is provided with the check valve that only admits air between dust absorption pipe (6) and cylinder (5), the exhaust pipe (7) is arranged on the other side of the cylinder (5), a one-way valve which is only limited to exhaust is arranged between the exhaust pipe (7) and the cylinder (5), one side of the piston (37) is connected with a pushing component through a piston rod (20), and the pushing component is used for pushing the piston (37) to move in the cylinder (5) in a reciprocating mode through the piston rod (20).
2. A teaching tool for a novel master and slave skills ability improvement according to claim 1, wherein the pushing component comprises an elliptical wheel (16), the elliptical wheel (16) is fixedly connected with a half gear (17) through a support rod (15), the piston rod (20) faces to one end fixed mounting push plate (23) of the elliptical wheel (16), the edge of the back side of the display plate (1) is provided with a limit seat (21), the piston rod (20) runs through the limit seat (21) and the push plate (23) and is fixedly connected with the piston rod (20), the outer side of the piston rod (20) is provided with a reset spring (22), one end of the reset spring (22) is fixedly connected with the limit seat (21) and the other end of the reset spring is fixedly connected with the push plate (23), and one end of the push plate (23) far away from the piston rod (20) is contacted with the elliptical wheel (16).
3. A teaching tool for teaching a new master and slave skills improvement according to claim 2 wherein a filter screen (38) is installed in the filter box (36), said filter screen (38) is used for absorbing and filtering the dust in the air sucked into the filter box (36).
4. A teaching tool for improving the teaching ability of a novel teacher's skill teaching according to claim 3, wherein a screw (34) is provided in the supporting box (9), the two ends of the screw (34) are respectively connected with the inner wall of the supporting box (9) in a rotating manner, the two sides of the screw (34) are opposite in thread direction, the end of one side of the screw (34) is fixedly connected with the handle (10), the nuts are arranged on the two sides of the surface of the screw (34) in a relative manner, the nuts are connected with the push rod (33) in a rotating manner, the one end of the push rod (33) far away from the nuts is connected with the support rod (8), the support rod (8) is connected with the top wall of the supporting box (9) in a sliding manner, the supporting base (11) is fixedly installed at the bottom of the supporting box (9), and the lower surface of the supporting base (11) is provided with a plurality of universal wheels (12) in a relative manner.
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| CN115672805B (en) * | 2022-10-20 | 2024-05-14 | 贵州电网有限责任公司 | Cleaning tool special for substation camera ball machine |
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