CN112133140A - Sociology demonstration teaching device with interactive structure of teaching - Google Patents
Sociology demonstration teaching device with interactive structure of teaching Download PDFInfo
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- CN112133140A CN112133140A CN202010970327.7A CN202010970327A CN112133140A CN 112133140 A CN112133140 A CN 112133140A CN 202010970327 A CN202010970327 A CN 202010970327A CN 112133140 A CN112133140 A CN 112133140A
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- teaching device
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- 230000002452 interceptive effect Effects 0.000 title claims abstract description 15
- 238000004140 cleaning Methods 0.000 claims abstract description 21
- 230000003993 interaction Effects 0.000 abstract description 8
- 239000000428 dust Substances 0.000 abstract description 5
- 238000009434 installation Methods 0.000 abstract description 5
- 238000011084 recovery Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 5
- 238000011161 development Methods 0.000 description 4
- 241000282414 Homo sapiens Species 0.000 description 2
- 230000002411 adverse Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 230000003245 working effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000008921 facial expression Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
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Classifications
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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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- B08B1/12—
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B13/00—Accessories or details of general applicability for machines or apparatus for cleaning
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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
- G09B7/00—Electrically-operated teaching apparatus or devices working with questions and answers
Abstract
The invention discloses a social demonstration teaching device with a teaching interaction structure, which comprises an installation frame, a support rod, an upper protection plate, a cleaning brush, an expression recovery plate and a clamping plate, wherein a fixed rod is connected to the lower screw of the installation frame, a universal wheel is installed at the bottom end of the fixed rod through a bolt, a gear rod is connected to the screw in the upper protection plate, a first circular gear is connected to the gear rod in a meshed mode, a second circular gear is connected to the first circular gear in a meshed mode, and the cleaning brush is connected to the first circular gear and the second circular gear through screws. This social demonstration teaching device with interactive structure of teaching is provided with the brush cleaner, and when taking in the supreme guard plate of lower guard plate upward movement, under the effect of wheel ratch, first circular gear can drive second circular gear and rotate simultaneously, combines this moment each brush cleaner can convenient and fast carry out the dust to touch display screen and clean the work, has effectively improved the use high efficiency of device.
Description
Technical Field
The invention relates to the technical field of social teaching, in particular to a social demonstration teaching device with a teaching interaction structure.
Background
Sociology is a subject of social science, which takes human social life and development thereof as research objects, observes, analyzes and researches social phenomena, social life, social relations and various social problems by using various methods of scientific attitude and actual social investigation, thereby revealing various social forms, social structures and social development processes and laws of human beings in various historical stages, accumulates scientific knowledge for understanding society and arranging social life for people, provides reference data and scientific basis for correctly processing social problems by relevant social departments, generally speaking, sociology is comprehensive sociology for researching regularity of social operation and coordinated development, and teachers of sociological disciplines gradually replace conventional blackboards in the process of teaching students along with the development of scientific technology and socioeconomic, thereby facilitating the teaching demonstration work of sociology.
Most of the prior social demonstration teaching devices have the following problems:
the conventional social demonstration teaching device cannot perform good interactive work with students, and further cannot effectively improve the learning interest of the students;
secondly, because most of the existing social demonstration teaching devices adopt multimedia equipment for teaching, the multimedia equipment belongs to easily damaged articles, and the teaching devices cannot perform stable protection work on the multimedia equipment in the placing process of the multimedia equipment, and external adverse factors easily damage the multimedia equipment;
when a teacher uses a social demonstration teaching device formed by multimedia equipment to perform teaching work, a large amount of dust can be adsorbed and stained on a display screen on the multimedia equipment, the teaching device cannot timely and effectively clean the multimedia equipment, and excessive dust can cause adverse effects on the multimedia equipment.
We have therefore proposed a sociological demonstration teaching device with a teaching interactive structure to facilitate the solution of the problems set forth above.
Disclosure of Invention
The invention aims to provide a social demonstration teaching device with a teaching interaction structure, and aims to solve the problems that the social demonstration teaching device in the market cannot perform good interaction work with students, cannot perform stable protection work on multimedia equipment, and cannot timely and effectively clean dust adsorbed on a display screen.
In order to achieve the purpose, the invention provides the following technical scheme: a sociology demonstration teaching device with a teaching interaction structure comprises a mounting frame, a supporting rod, an upper protection plate, a cleaning brush, an expression recovery plate and a clamping plate, wherein a fixing rod is connected to the lower portion of the mounting frame through a screw, a universal wheel is mounted at the bottom end of the fixing rod through a bolt, a first servo motor is fixedly welded in the fixing rod, a threaded rod is rotatably connected to the output end of the first servo motor, the supporting rod is movably connected to the threaded rod, a transmission belt is meshed with the threaded rod, a second servo motor is fixedly welded on the mounting frame, a fixed shaft is rotatably connected to the output end of the second servo motor, a coil is fixedly welded on the fixed shaft, a dragging line is wound on the coil, the bottom end of the dragging line is bolted to a limiting block, the limiting block is connected to the lower protection plate through a screw, and the lower protection plate is slidably, and the upper protection plate is fixedly welded with a connecting shaft, the mounting frame is provided with a sliding groove, the sliding groove is connected with the connecting shaft in a sliding manner, a screw in the upper protection plate is connected with a gear rod, the gear rod is connected with a first circular gear in a meshing manner, the first circular gear is connected in the upper protection plate in a shaft manner, the first circular gear is connected with a second circular gear in a meshing manner, the first circular gear and the second circular gear are connected with a cleaning brush by screws, the mounting frame is provided with multimedia equipment by bolts, a touch display screen is arranged on the multimedia equipment by bolts, a small hydraulic cylinder is arranged in the lower protection plate by bolts, the output end of the small hydraulic cylinder is provided with a hydraulic rod, the top end of the hydraulic rod is connected with a jacking block by screws, the lower protection plate is connected with a connecting plate by screws, the connecting rod is movably connected on the connecting plate, and the top end, the utility model discloses a rubber connection, including connecting rod, mounting bracket, limiting groove, rubber pad, clamping wheel, clamping plate, rubber piece, connecting rod, limiting groove, limiting block, limiting groove, rubber pad, push rod, clamping plate, limiting groove, clamping plate, limiting groove, connecting rod, rubber piece, clamping plate, limiting groove, clamping plate, rubber piece, and.
Preferably, the fixed rods are symmetrically distributed on the left side and the right side of the mounting frame, the central axis of each fixed rod and the central axis of each supporting rod are located on the same vertical central line, and universal wheels are distributed on the fixed rods at equal angles.
Preferably, the threaded rod is fixed in the middle of the supporting rod, the threaded rod is in threaded connection with the supporting rod, the supporting rod is in sliding connection with the fixing rod through clamping, and the length of the fixing rod is larger than that of the supporting rod.
Preferably, the dragging line is fixed in the middle of the limiting block, the length of the limiting block is equal to the width of the lower protection plate, and the cross section of the limiting block is L-shaped.
Preferably, the width of the lower protection plate is smaller than the width of the inner space of the upper protection plate, the left side and the right side in the upper protection plate are symmetrically distributed with gear rods, and the cross section of the upper protection plate and the cross section of the lower protection plate are both U-shaped.
Preferably, the cleaning brushes are distributed on the first circular gear and the second circular gear at equal angles, the first circular gear and the second circular gear are connected to the transverse middle line of the lower protection plate in a shaft mode, and the bottom end face of the cleaning brush is attached to the top end face of the touch display screen.
Preferably, the connecting rods are hinged with the connecting plates, the connecting rods are symmetrically distributed on the upper side and the lower side of the connecting plates, the connecting rods are in one-to-one correspondence with the expression recovery plates, the top end faces of the connecting rods are higher than the bottom end faces of the top blocks, and the top blocks are semicircular.
Preferably, the middle part of the limiting groove is connected with a push rod in a sliding mode, connecting wires are symmetrically distributed on the left side and the right side of the push rod, and the connecting wires correspond to the guide wheels one to one.
Preferably, the clamping plates are symmetrically distributed on the left side and the right side of the limiting groove, the rubber blocks are fixed in the middle of the clamping plates, and the height of the top end face of the clamping plate is smaller than that of the top end face of the limiting groove.
Compared with the prior art, the invention has the beneficial effects that: the sociology demonstration teaching device with the teaching interaction structure;
(1) the device is provided with the cleaning brushes, when the lower protection plate moves upwards to the upper protection plate for storage, the first circular gear can drive the second circular gear to rotate simultaneously under the action of the gear rack rod, and at the moment, the dust cleaning work can be conveniently and quickly performed on the touch display screen by combining each cleaning brush, so that the use efficiency of the device is effectively improved;
(2) the device is provided with an expression reply board, when a student answers questions on a touch display screen, a system in the multimedia equipment can detect the answers, hydraulic rods on different small hydraulic cylinders can be respectively controlled to drive ejector blocks to push a connecting rod according to the correctness or the mistake of the answers, and the correctness or the mistake of the answers of the student is reminded by combining different expression reply boards on the connecting rod, so that the interactivity between the teaching device and the student can be effectively improved, the interestingness of a classroom can be enhanced, and the classroom atmosphere can be adjusted;
(3) the device is provided with the grip block, when will launching the guard plate down, the stopper under the guard plate falls to the spacing groove down, the stopper can extrude the push rod downstream this moment, the connecting wire passes through the guide wheel can drive the grip block of both sides simultaneously to the intermediate motion, and then can convenient and fast carry out the spacing work of centre gripping to the stopper, can guarantee down the stability of guard plate state of placing, the guard plate carries out guard work to multimedia equipment that can be stable on the guard plate of combining down this moment, the use variety of device has been increased.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic top view of a fixing rod according to the present invention;
FIG. 3 is a schematic diagram of a coil structure according to the present invention;
FIG. 4 is a schematic illustration of a cogged bar configuration according to the present invention;
FIG. 5 is a schematic view of the bottom structure of the cleaning brush of the present invention;
FIG. 6 is a side view of the mounting bracket of the present invention;
FIG. 7 is a side view of the sliding groove of the present invention;
FIG. 8 is a side view of the rubber rod of the present invention;
FIG. 9 is a schematic diagram of an expression returning plate structure according to the present invention;
FIG. 10 is a schematic view of the structure at A in FIG. 6 according to the present invention.
In the figure: 1. a mounting frame; 2. fixing the rod; 3. a universal wheel; 4. a first servo motor; 5. a threaded rod; 6. a support bar; 7. a transmission belt; 8. a second servo motor; 9. a fixed shaft; 10. a coil; 11. dragging the thread; 12. a lower guard plate; 13. an upper protection plate; 14. a connecting shaft; 15. a sliding groove; 16. a pinion rod; 17. a first circular gear; 18. a second circular gear; 19. cleaning with a brush; 20. a touch display screen; 21. a small hydraulic cylinder; 22. a hydraulic lever; 23. a top block; 24. a connector tile; 25. a connecting rod; 26. an expression reply board; 27. a rubber rod; 28. a limiting block; 29. a limiting groove; 30. a push rod; 31. a rubber pad; 32. a connecting wire; 33. a guide wheel; 34. a clamping plate; 35. a rubber block; 36. a multimedia device.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-10, the present invention provides a technical solution: a sociology demonstration teaching device with a teaching interaction structure comprises an installation frame 1, a fixed rod 2, a universal wheel 3, a first servo motor 4, a threaded rod 5, a supporting rod 6, a transmission belt 7, a second servo motor 8, a fixed shaft 9, a coil 10, a dragging line 11, a lower protection plate 12, an upper protection plate 13, a connecting shaft 14, a sliding groove 15, a gear tooth rod 16, a first circular gear 17, a second circular gear 18, a cleaning brush 19, a touch display screen 20, a small hydraulic cylinder 21, a hydraulic rod 22, a top block 23, a connecting plate 24, a connecting rod 25, a expression restoring plate 26, a rubber rod 27, a limiting block 28, a limiting groove 29, a push rod 30, a rubber pad 31, a connecting wire 32, a guide wheel 33, a clamping plate 34, a rubber block 35 and multimedia equipment 36, wherein the fixed rod 2 is connected with screws under the installation frame 1, the universal wheel 3 is installed on the bottom end of the fixed rod 2, the first servo motor 4 is welded and fixed in, the output end of the first servo motor 4 is rotatably connected with a threaded rod 5, the threaded rod 5 is movably connected with a support rod 6, the threaded rod 5 is engaged and connected with a transmission belt 7, the mounting rack 1 is fixedly welded with a second servo motor 8, the output end of the second servo motor 8 is rotatably connected with a fixed shaft 9, the fixed shaft 9 is fixedly welded with a coil 10, the coil 10 is wound with a pulling line 11, the bottom end of the pulling line 11 is bolted on a limiting block 28, the limiting block 28 is in screwed connection with a lower protection plate 12, the lower protection plate 12 is in sliding connection with an upper protection plate 13, the upper protection plate 13 is fixedly welded with a connecting shaft 14, the mounting rack 1 is provided with a sliding groove 15, the sliding groove 15 is in sliding connection with the connecting shaft 14, the screw in the upper protection plate 13 is connected with a gear rod 16, and the gear rod 16 is engaged and connected with a first, in addition, a first circular gear 17 is connected in the upper protection plate 13 in an axis manner, a second circular gear 18 is connected on the first circular gear 17 in a meshing manner, a cleaning brush 19 is connected on the first circular gear 17 and the second circular gear 18 in a screw manner, a multimedia device 36 is installed on the installation frame 1 in a bolt manner, a touch display screen 20 is installed on the multimedia device 36 in a bolt manner, a small hydraulic cylinder 21 is installed on the lower protection plate 12 in a bolt manner, a hydraulic rod 22 is arranged at the output end of the small hydraulic cylinder 21, a top end screw of the hydraulic rod 22 is connected with a top block 23, a connecting plate 24 is connected on the lower protection plate 12 in a screw manner, a connecting rod 25 is movably connected on the connecting plate 24, a top end screw of the connecting rod 25 is connected with an expression restoring plate 26, a rubber rod 27 is connected on the connecting rod 25 in a screw manner, a top end screw of, and limiting block 28 is connected to the limiting groove 29 in a clamping manner, rubber pad 31 is connected to the screw in the mounting frame 1, a top end screw of the rubber pad 31 is connected with a push rod 30, the push rod 30 is connected to the mounting frame 1 in a sliding manner, a connecting wire 32 is connected to the push rod 30 in a bolted manner, the connecting wire 32 is connected to a guide wheel 33 in a sliding manner, the guide wheel 33 is installed in the mounting frame 1 through screws, a clamping plate 34 is connected to the top end of the connecting wire 32 in a bolted manner, the clamping plate 34 is connected to the limiting groove 29 in a sliding manner, a rubber block 35 is connected to the clamping plate 34 through screws, and the tail end.
The dead lever 2 symmetric distribution is in the left and right sides of mounting bracket 1, and the central axis of dead lever 2 and the central axis of bracing piece 6 are located same vertical central line to the equidistance distributes on the dead lever 2 has universal wheel 3, can guarantee the stability of universal wheel 3 work effect on dead lever 2, has improved the use high efficiency of device.
Threaded rod 5 is fixed in the middle part of bracing piece 6, and is threaded connection between threaded rod 5 and the bracing piece 6 to be the sliding connection of block between bracing piece 6 and the dead lever 2, the length of dead lever 2 is greater than the length of bracing piece 6 moreover, can conveniently control bracing piece 6 and carry out stable motion on dead lever 2.
The dragging line 11 is fixed in the middle of the limiting block 28, the length of the limiting block 28 is equal to the width of the lower protection plate 12, and the cross section of the limiting block 28 is L-shaped, so that the stability of the working state of the limiting block 28 on the lower protection plate 12 can be ensured.
The width of lower protection plate 12 is less than the inner space width of upper protection plate 13, and the left and right sides symmetric distribution in upper protection plate 13 has pinion rack 16 to the cross section of upper protection plate 13 and the cross section of lower protection plate 12 all are "U" shape, can guarantee that upper protection plate 13 and lower protection plate 12 can carry out stable guard work to touch display screen 20.
The cleaning brushes 19 are distributed on the first circular gear 17 and the second circular gear 18 at equal angles, the first circular gear 17 and the second circular gear 18 are connected to the transverse middle line of the lower protection plate 12 in an all-axis mode, the bottom end faces of the cleaning brushes 19 are attached to the top end face of the touch display screen 20, stable cleaning work of the touch display screen 20 can be guaranteed through the cleaning brushes 19, and the use efficiency of the device is improved.
Connecting rod 25 and link plate 24 are articulated, and connecting rod 25 symmetric distribution is in the upper and lower both sides of link plate 24 to connecting rod 25 and expression reply board 26 one-to-one, and the height of connecting rod 25 top terminal surface is greater than the height of kicking block 23 bottom terminal surface, and kicking block 23 semicircular in shape simultaneously can guarantee the stability of connection status between connecting rod 25 and the link plate 24, and then conveniently control the interactive effect of follow-up teaching work.
The middle part of the limiting groove 29 is connected with a push rod 30 in a sliding mode, connecting wires 32 are symmetrically distributed on the left side and the right side of the push rod 30, the connecting wires 32 correspond to the guide wheels 33 one to one, the working effect of the connecting wires 32 on the guide wheels 33 can be guaranteed to be stable, and the use diversity of the device is improved.
The clamping plates 34 are symmetrically distributed on the left side and the right side of the limiting groove 29, the rubber blocks 35 are fixed in the middle of the clamping plates 34, the height of the top end face of the clamping plates 34 is smaller than that of the top end face of the limiting groove 29, the stability of the working effect of the clamping plates 34 in the limiting groove 29 can be guaranteed, and the using stability of the device is improved.
The working principle is as follows: before the social demonstration teaching device with the teaching interaction structure is used, the overall situation of the device needs to be checked firstly to determine that the device can work normally;
when the device starts to work, with reference to fig. 1 and 2, when the whole device needs to be moved, under the action of the first servo motor 4, the transmission belt 7 can drive the threaded rods 5 in the fixing rods 2 at two sides to rotate in the supporting rods 6 at the same time, and further can drive the supporting rods 6 at two sides to move upwards in the corresponding fixing rods 2 at the same time until the universal wheels 3 below the fixing rods 2 are in contact with the ground, so that the whole device can be conveniently and quickly pushed to move, and similarly, the supporting rods 6 can be driven to move downwards by reversely rotating the threaded rods 5 until the universal wheels 3 are separated from the ground, so that the stability of the whole placement state of the device can be ensured, and the stability of subsequent teaching work can be further ensured;
when the device is required to be used for social demonstration teaching work, with reference to fig. 1-7, the second servo motor 8 can drive the coil 10 to rotate through the fixing shaft 9, so that the dragging line 11 can be wound, under the dragging action of the dragging line 11, the lower protection plate 12 on the limiting block 28 can be driven to move upwards to the upper protection plate 13 for storage, at the moment, under the action of the gear teeth rods 16 on two sides, the first circular gears 17 on two sides can drive the second circular gears 18 to rotate simultaneously, at the moment, the touch display screen 20 on the multimedia device 36 can be conveniently and quickly cleaned by combining with each cleaning brush 19, when the limiting block 28 moves upwards to the upper protection plate 13, the limiting block 28 can push the upper protection plate 13 to move upwards, at the moment, under the action of the arc-shaped sliding groove 15, under the dragging action of the dragging line 11, the upper protection plate 13 and the connecting shaft 14 can rotate outwards in the sliding groove 15, and at the moment, the upper protection plate 13 can drive the lower protection plate 12 to be separated from the touch display screen 20 on the multimedia device 36, so that the subsequent teaching and using work is facilitated;
in the using process of the device, with reference to fig. 1, 4, 5, 8 and 9, a teacher can ask a question on the touch display screen 20, and then a student can answer the question on the touch display screen 20, when the student answers the question on the touch display screen 20, a system in the multimedia device 36 can detect the answer, when the answer is correct, the system in the multimedia device 36 can control the small hydraulic cylinder 21 under the lower side of the lower protection plate 12 to work, at the moment, the hydraulic rod 22 on the small hydraulic cylinder 21 drives the top block 23 to push the connecting rod 25, then the connecting rod 25 can drive the smiling face expression reply plate 26 on the connecting plate 24 to rotate downwards, the reply plate can remind the student of correct answer, so that the interactivity between the teaching device and the student can be effectively improved, then the hydraulic rod 22 can reply to the original position, and the connecting rod 25 can be driven to reply to the original position under the action of the rubber rod 27, similarly, when the student answers the question incorrectly, the small hydraulic cylinder 21 on the upper side can push the expression-difficult recovery plate 26 on the connecting rod 25 on the upper side to recover the plate to remind the student of answering the question incorrectly by combining with the top block 23 on the hydraulic rod 22;
after the device is used, with reference to fig. 1, 6 and 10, the second servo motor 8 can drive the coil 10 to reversely rotate through the fixing shaft 9, at this time, under the action of gravity, the upper protection plate 13 on the connecting shaft 14 can be driven to return to the vertical state through the sliding groove 15, then the second servo motor gradually falls down until the lower protection plate 12 is completely unfolded, at this time, the limit block 28 below the lower protection plate 12 falls into the limit groove 29 on the mounting frame 1, at this time, the limit block 28 can extrude the push rod 30 to move downwards, then the connecting wire 32 on the push rod 30 can drive the clamping plates 34 on both sides to move towards the middle through the guide wheel 33, further the limit block 28 can be conveniently and quickly clamped and limited, the stability of the placement state of the lower protection plate 12 can be ensured, at this time, the lower protection plate 12 can stably protect the multimedia device, when the lower protection plate 12 drives the limiting block 28 to move upwards to separate from the limiting groove 29, the rubber block 35 and the rubber pad 31 can respectively drive the clamping plate 34 and the push rod 30 to return to the original positions, so as to facilitate the next work and use, which is the working process of the whole device, and the details which are not described in detail in the specification, such as the universal wheel 3, the first servo motor 4, the touch display screen 20, the small hydraulic cylinder 21, the hydraulic rod 22, the rubber block 35 and the multimedia device 36, all belong to the prior art known by those skilled in the art.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.
Claims (9)
1. The utility model provides a sociology demonstration teaching device with interactive structure of teaching, includes mounting bracket (1), bracing piece (6), goes up guard plate (13), brush cleaner (19), expression reply board (26) and grip block (34), its characterized in that: the lower end of the mounting rack (1) is connected with a fixed rod (2) through a screw, a universal wheel (3) is mounted at the bottom end of the fixed rod (2) through a bolt, a first servo motor (4) is fixedly welded in the fixed rod (2), the output end of the first servo motor (4) is rotatably connected with a threaded rod (5), the threaded rod (5) is movably connected with a supporting rod (6), the threaded rod (5) is meshed with a driving belt (7), a second servo motor (8) is fixedly welded on the mounting rack (1), the output end of the second servo motor (8) is rotatably connected with a fixed shaft (9), a coil (10) is fixedly welded on the fixed shaft (9), a pulling line (11) is wound on the coil (10), the bottom end of the pulling line (11) is bolted on a limiting block (28), and the limiting block (28) is connected on the lower protection plate (12) through a screw, and the lower protection plate (12) is connected in the upper protection plate (13) in a sliding manner, a connecting shaft (14) is fixedly welded on the upper protection plate (13), a sliding groove (15) is formed in the mounting frame (1), the connecting shaft (14) is connected in the sliding groove (15) in a sliding manner, a gear rod (16) is connected in the upper protection plate (13) through a screw, a first circular gear (17) is connected on the gear rod (16) in a meshing manner, the first circular gear (17) is connected in the upper protection plate (13) in a shaft manner, a second circular gear (18) is connected on the first circular gear (17) in a meshing manner, cleaning brushes (19) are connected on the first circular gear (17) and the second circular gear (18) through screws, multimedia equipment (36) is installed on the mounting frame (1) through bolts, and a touch display screen (20) is installed on the multimedia equipment (36) through bolts, the small hydraulic cylinder (21) is installed on the bolt in the lower protection plate (12), the output end of the small hydraulic cylinder (21) is provided with a hydraulic rod (22), the top end of the hydraulic rod (22) is connected with a jacking block (23), the bolt in the lower protection plate (12) is connected with a connecting plate (24), the connecting plate (24) is movably connected with a connecting rod (25), the top end of the connecting rod (25) is connected with a expression return plate (26), the connecting rod (25) is connected with a rubber rod (27) through a bolt, the top end of the rubber rod (27) is connected onto the connecting plate (24), a limiting groove (29) is formed in the mounting frame (1), a limiting block (28) is connected in the limiting groove (29) in a clamping manner, the bolt in the mounting frame (1) is connected with a rubber pad (31), and the top end of the rubber pad (31) is connected with a, and push rod (30) sliding connection is in mounting bracket (1), the bolt has connecting wire (32) on push rod (30), and connecting wire (32) sliding connection is on leading wheel (33), and leading wheel (33) mounting screw is in mounting bracket (1), the top bolt of connecting wire (32) has grip block (34), and grip block (34) sliding connection is in spacing groove (29), the screw connection has block rubber (35) on grip block (34), and the tail end screw connection of block rubber (35) is in spacing groove (29).
2. A social presentation teaching device with an instructional interactive structure, according to claim 1, wherein: the fixing rods (2) are symmetrically distributed on the left side and the right side of the mounting rack (1), the central axis of the fixing rods (2) and the central axis of the supporting rod (6) are located on the same vertical central line, and universal wheels (3) are distributed on the fixing rods (2) at equal angles.
3. A social presentation teaching device with an instructional interactive structure, according to claim 1, wherein: threaded rod (5) are fixed in the middle of bracing piece (6), and are threaded connection between threaded rod (5) and bracing piece (6), and be the sliding connection of block between bracing piece (6) and dead lever (2), and the length of dead lever (2) is greater than the length of bracing piece (6) moreover.
4. A social presentation teaching device with an instructional interactive structure, according to claim 1, wherein: the dragging line (11) is fixed in the middle of the limiting block (28), the length of the limiting block (28) is equal to the width of the lower protection plate (12), and the cross section of the limiting block (28) is L-shaped.
5. A social presentation teaching device with an instructional interactive structure, according to claim 1, wherein: the width of the lower protection plate (12) is smaller than the width of the inner space of the upper protection plate (13), gear rods (16) are symmetrically distributed on the left side and the right side in the upper protection plate (13), and the cross section of the upper protection plate (13) and the cross section of the lower protection plate (12) are U-shaped.
6. A social presentation teaching device with an instructional interactive structure, according to claim 1, wherein: the cleaning brushes (19) are distributed on the first circular gear (17) and the second circular gear (18) at equal angles, the first circular gear (17) and the second circular gear (18) are connected to the transverse middle line of the lower protection plate (12) in an all-axis mode, and the bottom end face of the cleaning brushes (19) is attached to the top end face of the touch display screen (20).
7. A social presentation teaching device with an instructional interactive structure, according to claim 1, wherein: connecting rod (25) and link up for articulated between fishplate bar (24), and connecting rod (25) symmetric distribution is in the upper and lower both sides of link up fishplate bar (24) to connecting rod (25) and expression reply board (26) one-to-one, and the height that highly is greater than ejector pad (23) bottom face of connecting rod (25) top face moreover, and ejector pad (23) are semicircular in shape simultaneously.
8. A social presentation teaching device with an instructional interactive structure, according to claim 1, wherein: the middle part of the limiting groove (29) is connected with a push rod (30) in a sliding mode, connecting wires (32) are symmetrically distributed on the left side and the right side of the push rod (30), and the connecting wires (32) correspond to the guide wheels (33) one by one.
9. A social presentation teaching device with an instructional interactive structure, according to claim 1, wherein: the clamping plates (34) are symmetrically distributed on the left side and the right side of the limiting groove (29), rubber blocks (35) are fixed in the middle of the clamping plates (34), and the height of the top end face of each clamping plate (34) is smaller than that of the top end face of the limiting groove (29).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010970327.7A CN112133140B (en) | 2020-09-08 | 2020-09-08 | Sociology demonstration teaching device with interactive structure of teaching |
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| CN112133140B (en) | 2022-04-19 |
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