CN117901571A

CN117901571A - Auxiliary teaching device

Info

Publication number: CN117901571A
Application number: CN202410239994.6A
Authority: CN
Inventors: 姜云龙
Original assignee: Hebei North University
Current assignee: Hebei North University
Priority date: 2024-03-04
Filing date: 2024-03-04
Publication date: 2024-04-19

Abstract

The invention provides an auxiliary teaching device, and relates to the technical field of auxiliary teaching devices for Chinese language and literature. The auxiliary teaching device comprises a fixed frame and a base, wherein a first motor is fixedly arranged on one side wall of the fixed frame close to the upper end, a screw rod is fixedly connected to the output end of the first motor, and a sliding seat is arranged on the threaded sleeve of the outer wall of the screw rod. The device can realize self-cleaning's function, still need the manpower to erase in the auxiliary teaching device now to improve, the device has set up the linked mechanism that opens and shuts of chute that waste in self-cleaning, when cleaning, through the clean mechanism of automatic movement, can realize opening the purpose of chute that waste automatically, when not cleaning simultaneously, but clean mechanism removes to the assigned position self-closing chute, more convenient, and this auxiliary device has add projection mechanism, can realize the efficiency of writing projection double-purpose, relative increase the interest of study, more practicality.

Description

Auxiliary teaching device

Technical Field

The invention relates to the technical field of auxiliary teaching devices for Chinese language and literature, in particular to an auxiliary teaching device.

Background

The Chinese language and literature specialized culture has Chinese language and literature basic theory, basic knowledge and basic skill, and can be used for carrying out literature comments, chinese language and literature teaching and research works and special talents of Chinese language and literature of actual work in culture and propaganda in news, literature, publishing departments, scientific research institutions and institutions. The specialized science corresponding to the chinese language and literature is language education, and the object of the training is teachers, teaching researchers, other educators and the like who conduct chinese language and literature teaching and teaching research in high and medium schools. The teaching demonstration system has the advantages that Chinese language literature knowledge with literature theory literacy and system is cultured, various courses are educated more and more normally along with the development of education industry, and a plurality of courses are required to be educated and demonstrated, so that students can know the details of the courses more intuitively and clearly.

However, the existing auxiliary teaching device still needs to be manually erased after writing the tablet, so that dust flies, and the physical and mental health of teachers and students are affected, which is troublesome. Accordingly, a person skilled in the art provides an auxiliary teaching device to solve the above-mentioned problems.

Disclosure of Invention

(One) solving the technical problems

Aiming at the defects of the prior art, the invention provides an auxiliary teaching device which can realize the function of automatic cleaning, and aims at improving the existing auxiliary teaching device which still needs manual erasing, wherein in the automatic cleaning, a waste tank interlocking opening and closing mechanism is arranged, when the automatic cleaning is carried out, the purpose of automatically opening the waste tank can be realized through an automatic moving cleaning mechanism, and meanwhile, when the automatic cleaning is not carried out, the waste tank can be automatically closed when the cleaning mechanism moves to a designated position, so that the automatic teaching device is more convenient, and the auxiliary device is additionally provided with a projection mechanism, so that the effect of dual purposes of writing and projection can be realized, the interest of learning is relatively increased, the automatic teaching device is more practical, and the problems that dust flies and physical and mental health of a teacher and a student are influenced due to the fact that the existing auxiliary device still needs manual erasing after writing a writing board are solved.

(II) technical scheme

In order to achieve the above purpose, the invention is realized by the following technical scheme: the auxiliary teaching device comprises a fixed frame and a base, wherein a first motor is fixedly arranged on one side wall of the fixed frame near the upper end, a screw rod is fixedly connected to the output end of the first motor, a sliding seat is sleeved on the outer wall of the screw rod in a threaded mode, a cleaning seat is fixedly arranged at the lower end of the sliding seat, a second motor is fixedly arranged on one side of the front end face of the cleaning seat near the upper end, a first bevel gear is fixedly connected to the output end of the second motor, a second bevel gear is connected with the first bevel gear in a meshed mode, a rotating shaft is fixedly sleeved on the inner side wall of the second bevel gear, a first gear is fixedly sleeved on one side of the outer wall of the rotating shaft, a cleaning hair roller is fixedly sleeved on one side of the inner side wall of the first gear, a drainage plate is fixedly arranged on one side of the bottom of the cleaning seat, a first slider is fixedly arranged on the lower end near the front end of the cleaning seat, a connecting rod is rotatably connected with a rotating seat, a first bevel gear is fixedly arranged on one side wall of the rotating seat, a plurality of clamp springs are fixedly arranged on one side of the clamping springs, two side of the clamping plates are fixedly arranged in the clamping plates are fixedly arranged on one side of the clamping plates, and opposite sides of the clamping plates are fixedly arranged on one side of the clamping plates;

The front end surface of the fixed frame is fixedly provided with a height plate near two sides of the upper end, one side of the height plate is fixedly provided with a third motor, the output end of the third motor is fixedly connected with a cloth roller, the outer wall of the cloth roller is provided with a curtain in a rolling way, one side of the inside of the base is provided with a second groove, one inner side wall of the second groove is fixedly provided with a first electric telescopic rod, one end part of the first electric telescopic rod is fixedly connected with a second vertical plate, one side wall of the second vertical plate is fixedly provided with a movable plate, the movable plate is characterized in that a first vertical plate is fixedly arranged on one side wall of the movable plate, a projector is rotatably connected to one side wall of the first vertical plate close to the upper end of the movable plate, a second electric telescopic rod is rotatably connected between the projector and the first vertical plate, second sliding blocks are fixedly arranged on the upper end face and the lower end face of the second vertical plate, second sliding grooves are formed in the inner top and the inner bottom of each second groove, and a touch switch is fixedly arranged on one inner side wall of each second sliding groove close to the upper end of the movable plate.

Through the technical scheme, the first motor and the second motor are simultaneously started when the tablet is cleaned, the first motor is utilized to drive the screw rod to rotate, the sliding seat can drive the cleaning seat to move, then the second motor is utilized to drive the first bevel gear to rotate, the second bevel gear can drive the rotating shaft to rotate through the meshing principle, the first gear and the second gear can simultaneously drive the cleaning hair roller to rotate through the meshing principle, a certain space is reserved between the cleaning seat and the tablet by the design, the cleaning hair roller is required to extend out of the cleaning seat for a certain distance, the cleaning hair roller is required to be attached to the inner wall of the tablet, the first sliding block drives the connecting rod and the rotating seat to move during the movement of the cleaning seat, the rotating seat is pulled, the first magnetic sheet is separated from the second magnetic sheet, in the design of the connecting rod and the rotating seat, one end of the connecting rod extending into the rotating seat is required to leave enough space to realize free falling, the movable pressing head is required to smash the clamping plates on two sides during the falling of the rotating seat, the waste groove is opened, the moving dust along the cleaning seat falls into the waste groove during the cleaning of the tablet by the cleaning hair roller and under the action of the drainage plate, after the cleaning is finished, the cleaning seat is moved to the initial position, the rotating seat is subjected to certain inertia and the larger movable space is required to spring up, and then receive first magnetic sheet and second magnetic sheet inhale each other and will adsorb together again under the influence, and then the waste tank will be closed, this clean mechanism is more convenient, need not the manpower and erase, the collection to the dust has add the mechanism of automatic opening and closing the waste tank, can avoid appearing the circumstances that the dust flies upward, more convenient, through being provided with the altitude board, the third motor, the cloth roller, the curtain, the second recess, first electric telescopic handle, the second riser, the fly leaf, first riser, the projecting apparatus, the second electric telescopic handle, the second slider, second spout and touch switch, the device will write and projection setting can appear tired out when learning tablet content time overlength, and the device can utilize projection broadcast relevant extension content to increase the interest, only need put down the curtain through the third motor in the period, carry out simple and easy fixed through magnetic ball and magnetic tank after reaching the assigned position, afterwards start first electric telescopic handle drives whole projection mechanism and removes, drive second slider and touch switch position and electric telescopic handle, the projecting apparatus moves to touch the first position, the time of the time, the high-speed change in the practical mode of the projection, the high-speed of the utility model has the time of learning, the high-speed of the projection can change, the practical use of the projection can change, the user can change the learning content, the user can have the practical and can change the projection, the projection is easy.

Preferably, the two sides of the upper end of the base are respectively fixedly provided with a dust collector and a waste bin, the input end of the dust collector is fixedly connected with a second connecting pipe, the outer wall of the second connecting pipe is fixedly connected with a plurality of pipe heads and stretches into the waste bin, the two sides of the outer wall of the second connecting pipe are respectively provided with a positioning buckle, the output end of the dust collector is fixedly connected with a first connecting pipe and stretches into the waste bin, and the upper end of the waste bin is provided with a cover plate;

Through above-mentioned technical scheme, through being provided with dust catcher, waste bin, second connecting pipe, tube head, first connecting pipe and apron, after sufficient dust is collected to the waste bin, start the dust catcher during that utilizes second connecting pipe and tube head to carry the dust to waste bin inside through first connecting pipe and carry out whole collection, when needs clean the processing in follow-up, only need open the apron and carry out unified processing can.

Preferably, the concave surface in the fixed frame is fixedly connected with two limiting plates, a second magnetic sheet is fixedly arranged on one side wall of the limiting plate on one side, and the second magnetic sheet and the first magnetic sheet are mutually attracted and not mutually exclusive;

through above-mentioned technical scheme, can be convenient for carry out simple and easy fixed to the rotation seat through second magnetic sheet and first magnetic sheet.

Preferably, magnetic balls are fixedly arranged on two sides of the lower end of the curtain, magnetic grooves are formed on two sides of the upper end face of the base, and the magnetic balls and the magnetic grooves are mutually attracted and not mutually exclusive;

Through above-mentioned technical scheme, can carry out simple and easy fixed to the curtain through magnetic ball and magnetic groove.

Preferably, a first groove is formed in the inner concave surface of the fixed frame, and an illuminating lamp is fixedly arranged at the inner bottom of the first groove;

through above-mentioned technical scheme, can throw light on when not seeing clearly during the use wordpad through being provided with the light, it is more convenient.

Preferably, the concave surface in the fixed frame is fixedly provided with a writing board through a mounting plate;

Through the technical scheme, the installation position of the tablet is determined.

Preferably, two supporting seats are fixedly arranged between the base and the fixed frame, and a controller is fixedly arranged on one side of the supporting seat close to one side;

through above-mentioned technical scheme, can be convenient for fix the fixed frame through the supporting seat to and the controller can be convenient for control.

Preferably, a first chute is formed near the lower end of the front end surface of the fixed frame;

through above-mentioned technical scheme, can carry out spacing removal, more stable to first slider through first spout.

Working principle: when the auxiliary teaching device is put into use, when the tablet is cleaned, the first motor and the second motor are started at the same time, the first motor is utilized to drive the screw rod to rotate, the sliding seat can drive the cleaning seat to move, then the second motor is utilized to drive the first bevel gear to rotate, the second bevel gear can drive the rotating shaft to rotate through the meshing principle, the first gear and the second gear can simultaneously drive the cleaning hair roller to rotate by utilizing the meshing principle, a certain space is reserved between the cleaning seat and the tablet by the design, the cleaning hair roller needs to extend out of the cleaning seat for a certain distance, the cleaning hair roller is kept attached to the inner wall of the tablet, during the movement of the cleaning seat, the first sliding block can drive the connecting rod and the rotating seat to move, the rotating seat is pulled, the first magnetic sheet can be separated from the second magnetic sheet, and in the design of the connecting rod and the rotating seat, the connecting rod stretches into one end of the inside of the rotating seat to leave enough space for free falling, during the falling of the rotating seat, the movable pressure head breaks the clamping plates at two sides, so that the waste tank is opened, during the cleaning of the writing board by the cleaning hair roller and under the action of the drainage plate, the moving dust along the cleaning seat falls into the waste tank, after the cleaning is finished, the cleaning seat is moved to the initial position, the rotating seat is subjected to certain inertia and the larger movable space to be sprung up, so that the rotating seat is subjected to the mutual suction effect of the first magnetic sheet and the second magnetic sheet and then is re-adsorbed together, the waste tank is closed, the cleaning mechanism is more convenient, the fatigue condition can appear when the content of the writing board is learned for too long, the device can increase interestingness by utilizing the expansion content related to projection playing, the curtain is put down through the third motor only during the period, the curtain is simply fixed through the magnetic ball and the magnetic groove after reaching the designated position, then the first electric telescopic rod is started to drive the whole projection mechanism to move, the second vertical plate drives the second sliding block to move to the touch switch position and touch, the first electric telescopic rod stops advancing, meanwhile, the second electric telescopic rod is automatically started to drive the projector to change the angle, and the projection is stopped according to the designed specific height, angle and projection definition, and the writing and projection dual-purpose mechanism can change the teaching mode during the fatigue of learning the writing board content process, plays the extension content of Chinese language and literature by using the projector, so that the learning interestingness is improved.

(III) beneficial effects

The invention provides an auxiliary teaching device. The beneficial effects are as follows:

1. compared with the prior art, the auxiliary teaching device provided by the invention has the advantages that when a tablet is cleaned, the first motor and the second motor are started simultaneously, the first motor is utilized to drive the screw rod to rotate, the sliding seat is utilized to drive the cleaning seat to move, then the second motor is utilized to drive the first bevel gear to rotate, the second bevel gear is utilized to drive the rotating shaft to rotate through the meshing principle, the first gear and the second gear are utilized to simultaneously drive the cleaning hair roller to rotate, a certain space is reserved between the cleaning seat and the tablet by utilizing the meshing principle, the cleaning hair roller extends out of the cleaning seat for a certain distance, the cleaning hair roller is kept attached to the inner wall of the tablet, the first sliding block drives the connecting rod and the rotating seat to move during the movement of the cleaning seat, the rotating seat is subjected to a tensile force, the first magnetic sheet is separated from the second magnetic sheet, the connecting rod and one end of the rotating seat is required to leave a sufficient space to realize free falling, during the falling of the rotating seat, the movable pressing head is enabled to smash the clamping plates on two sides, the cleaning hair roller is enabled to be opened during the falling of the rotating seat, the cleaning hair roller is enabled to automatically contact with the tablet, the cleaning hair roller is enabled to be attached to the inner wall of the tablet, the cleaning seat is enabled to the inner wall of the tablet is enabled to be more convenient to move, the cleaning hair roller is enabled to be more convenient to absorb dust, and the dust is enabled to be removed by the cleaning dust is enabled to be more easily and the dust is enabled to be absorbed by the cleaning dust and the cleaning pad to be more easily and removed by the inner dust is enabled to be more easily and opened and the inner than the inner seat is required to be opened and opened, the dust flying condition can be avoided, and the dust collecting device is more convenient.

2. Compared with the prior art, the device sets writing and projection on one device, fatigue can occur when the content of a writing board is learned for too long, the device can increase interestingness by utilizing the projection play related extension content, only the curtain is put down through the third motor during the period, the curtain is simply fixed through the magnetic ball and the magnetic groove after reaching a designated position, then the first electric telescopic rod is started to drive the whole projection mechanism to move, the second vertical plate drives the second sliding block to move to the touch switch position and touch, the first electric telescopic rod stops advancing, the second electric telescopic rod is started to drive the projector to conduct angle change by itself at the same time, the teaching mode can be changed according to the designed specific height, angle and projection definition, the writing projection dual-purpose mechanism can play the extension content of Chinese language and literature by utilizing the projector during the fatigue occurrence of the writing board content learning process, the interestingness of learning is improved, and the device has stronger memory and practicability.

3. The invention provides an auxiliary teaching device, which is capable of realizing an automatic cleaning function compared with the existing device, and aims at improving the existing auxiliary teaching device which still needs manual erasure.

Drawings

FIG. 1 is an isometric view of an auxiliary teaching apparatus according to the present invention;

FIG. 2 is a schematic view of a curtain deployment structure of an auxiliary teaching apparatus according to the present invention;

FIG. 3 is a front view of an auxiliary teaching apparatus according to the present invention;

FIG. 4 is a schematic diagram of a mechanism for moving a cleaning seat of an auxiliary teaching device according to the present invention;

FIG. 5 is a schematic view of a connection structure of a cleaning hair roller of an auxiliary teaching device according to the present invention;

FIG. 6 is a schematic diagram of a connection structure of a connection rod of the auxiliary teaching device according to the present invention;

FIG. 7 is a schematic diagram of a limiting and fixing mechanism of an auxiliary teaching device;

FIG. 8 is a cross-sectional view of a limit fixing mechanism of an auxiliary teaching device according to the present invention;

FIG. 9 is a schematic diagram of an adjusting mechanism of a projector of an auxiliary teaching apparatus according to the present invention;

FIG. 10 is a schematic diagram of a connection structure of a card board of an auxiliary teaching device according to the present invention;

FIG. 11 is a schematic diagram of a chute of an auxiliary teaching apparatus according to the present invention;

Fig. 12 is an enlarged view at a in fig. 2.

Wherein, 1, fixing the frame; 2. a base; 3. a writing board; 4. a first motor; 5. a cleaning seat; 6. a second motor; 7. a first slider; 8. a first chute; 9. cleaning a hair roller; 10. a first groove; 11. a lighting lamp; 12. a clamping plate; 13. a support base; 14. a controller; 15. a waste bin; 16. a mounting plate; 17. a limiting plate; 18. a dust collector; 19. a movable plate; 20. a first vertical plate; 21. a projector; 22. a second groove; 23. a height plate; 24. a third motor; 25. a cloth roller; 26. a curtain; 27. a cover plate; 28. a first connection pipe; 29. a second connection pipe; 30. a tube head; 31. a positioning buckle; 32. a screw rod; 33. a sliding seat; 34. a drainage plate; 35. a first bevel gear; 36. a second bevel gear; 37. a rotating shaft; 38. a first gear; 39. a second gear; 40. a connecting rod; 41. a rotating seat; 42. a movable pressure head; 43. a first magnetic sheet; 44. a second magnetic sheet; 45. a magnetic ball; 46. a first electric telescopic rod; 47. a second vertical plate; 48. a second chute; 49. a second slider; 50. a touch switch; 51. a second electric telescopic rod; 52. clamping springs; 53. a magnetic groove; 54. a waste tank.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Example 1:

As shown in fig. 1-12, the embodiment of the invention provides an auxiliary teaching device, which comprises a fixed frame 1 and a base 2, wherein a first motor 4 is fixedly arranged on one side wall of the fixed frame 1 near the upper end, the output end of the first motor 4 is fixedly connected with a screw rod 32, a sliding seat 33 is sleeved on the outer wall of the screw rod 32 in a threaded manner, a cleaning seat 5 is fixedly arranged at the lower end of the sliding seat 33, a second motor 6 is fixedly arranged on one side of the front end surface of the cleaning seat 5 near the upper end, a first bevel gear 35 is fixedly connected with the output end of the second motor 6, the first bevel gear 35 is in meshed connection with a second bevel gear 36, a rotating shaft 37 is fixedly sleeved on the inner side wall of the second bevel gear 36, a first gear 38 is fixedly sleeved on one side of the outer wall of the rotating shaft 37, a second gear 39 is in meshed connection with the first gear 38, cleaning hair roller 9 is fixedly sleeved on the inner side walls of the first gear 38 and the second gear 39, a drainage plate 34 is fixedly arranged on one side of the bottom of the cleaning seat 5, the cleaning seat 5 is characterized in that a first sliding block 7 is fixedly arranged near the lower end of the front end face of the cleaning seat 5 through bolts, a connecting rod 40 is fixedly arranged on one side wall of the first sliding block 7, the other end of the connecting rod 40 is rotationally connected with a rotating seat 41, a first magnetic sheet 43 is fixedly arranged on one side wall of the rotating seat 41, a movable pressure head 42 is fixedly arranged on one side of the lower end of the rotating seat 41, a waste groove 54 is formed in one side of the concave face of the fixing frame 1, a plurality of clamping springs 52 are arranged on the inner side wall of the waste groove 54, two groups of the plurality of clamping springs 52 are opposite, clamping plates 12 are connected to one side of the two groups of clamping springs 52, and a first motor 4, a screw rod 32, a sliding seat 33, a cleaning seat 5, a second motor 6, a first bevel gear 35, a second bevel gear 36, a rotating shaft 37, a first gear 38, a second gear 39, a cleaning hair roller 9, a drainage plate 34, a first sliding block 7, a connecting rod 40, a rotating seat 41, the first magnetic sheet 43, the movable pressing head 42, the waste tank 54, the clamp spring 52 and the clamping plate 12 are started simultaneously when the tablet 3 is cleaned, the first motor 4 is utilized to drive the screw rod 32 to rotate, the sliding seat 33 is further utilized to drive the cleaning seat 5 to move, then the second motor 6 is utilized to drive the first bevel gear 35 to rotate, the second bevel gear 36 is further utilized to drive the rotating shaft 37 to rotate through the meshing principle, the first gear 38 and the second gear 39 are utilized to simultaneously drive the cleaning hair roller 9 to rotate through the meshing principle, a certain space is reserved between the cleaning seat 5 and the tablet 3, the cleaning hair roller 9 is required to extend out of the cleaning seat 5 for a certain distance, the cleaning hair roller 9 is kept attached to the inner wall of the tablet 3, during the movement of the cleaning seat 5, the first sliding block 7 is further utilized to drive the connecting rod 40 and the rotating seat 41 to move, and the rotating seat 41 is pulled, the first magnetic sheet 43 will separate from the second magnetic sheet 44, and in the design of the connecting rod 40 and the rotating seat 41, the end of the connecting rod 40 extending into the rotating seat 41 needs to leave enough space to realize free falling, during the falling of the rotating seat 41, the movable pressing head 42 will hit the clamping plates 12 on two sides, the waste tank 54 will be opened, during the cleaning of the tablet 3 by the cleaning hair roller 9 and under the action of the drainage plate 34, the moving dust along the cleaning seat 5 will fall into the waste tank 54, after the cleaning is completed, the cleaning seat 5 will be moved to the initial position, the rotating seat 41 will be sprung up due to a certain inertia and a larger movable space, and then the waste tank 54 will be closed due to the mutual attraction of the first magnetic sheet 43 and the second magnetic sheet 44, the dust collecting device does not need manual erasure, and a mechanism for automatically opening and closing the waste tank 54 is additionally arranged for dust collection, so that the situation that dust flies upwards can be avoided, and the dust collecting device is more convenient;

The front end face of the fixed frame 1 is fixedly provided with a height plate 23 near two sides of the upper end, one side of the height plate 23 is fixedly provided with a third motor 24, the output end of the third motor 24 is fixedly connected with a cloth roller 25, the outer wall of the cloth roller 25 is provided with a curtain 26, one side of the inside of the base 2 is provided with a second groove 22, one inner side wall of the second groove 22 is fixedly provided with a first electric telescopic rod 46, one end part of the first electric telescopic rod 46 is fixedly connected with a second vertical plate 47, one side wall of the second vertical plate 47 is fixedly provided with a movable plate 19, one side wall of the movable plate 19 is fixedly provided with a first vertical plate 20, one side wall of the first vertical plate 20 is rotatably connected with a projector 21 near the upper end, a second electric telescopic rod 51 is rotatably connected between the projector 21 and the first vertical plate 20, the upper end face and the lower end face of the second vertical plate 47 are fixedly provided with a second sliding block 49, the inner top and the inner bottom of the second groove 22 are respectively provided with a second sliding groove 48, the touch switch 50 is fixedly arranged on the inner side wall of the second sliding groove 48 near the upper end, through the arrangement of the height plate 23, the third motor 24, the cloth roller 25, the curtain 26, the second groove 22, the first electric telescopic rod 46, the second vertical plate 47, the movable plate 19, the first vertical plate 20, the projector 21, the second electric telescopic rod 51, the second sliding block 49, the second sliding groove 48 and the touch switch 50, the device is used for writing and projection on a device, fatigue can occur when the writing board 3 is learned for too long time, the device can utilize the projection to play relevant expansion content to increase interestingness, only the curtain 26 is required to be put down through the third motor 24 during the period, the magnetic ball 45 and the magnetic groove 53 are used for simple fixation after the appointed position is reached, then the first electric telescopic rod 46 is started to drive the whole projection mechanism to move, after the second vertical plate 47 drives the second sliding block 49 to move to the position of the touch switch 50 and touch, the first electric telescopic rod 46 stops moving, meanwhile, the second electric telescopic rod 51 is automatically started to drive the projector 21 to change the angle, and the projector is selected to stop according to the designed specific height, angle and projection definition.

The dust collector 18 and the waste bin 15 are respectively fixedly arranged at two sides of the upper end of the base 2, the input end of the dust collector 18 is fixedly connected with the second connecting pipe 29, the outer wall of the second connecting pipe 29 is fixedly connected with the plurality of pipe heads 30 and stretches into the waste bin 54, the two sides of the outer wall of the second connecting pipe 29 are respectively provided with the positioning buckle 31, the output end of the dust collector 18 is fixedly connected with the first connecting pipe 28 and stretches into the waste bin 15, the upper end of the waste bin 15 is provided with the cover plate 27, after the dust collector 18, the waste bin 15, the second connecting pipe 29, the pipe heads 30, the first connecting pipe 28 and the cover plate 27 are arranged, after the waste bin 54 collects enough dust, the dust collector 18 is started to convey the dust into the waste bin 15 to be integrally collected by the second connecting pipe 29 and the pipe heads 30 during the period, and when the cleaning treatment is needed later, the cover plate 27 is only required to be opened for unified treatment, the two limiting plates 17 are fixedly connected to the inner concave surface of the fixed frame 1, the second magnetic sheet 44 is fixedly arranged on one side wall of the limiting plate 17 close to one side, the second magnetic sheet 44 and the first magnetic sheet 43 are mutually attracted and not mutually exclusive, the rotary seat 41 can be conveniently and simply fixed through the second magnetic sheet 44 and the first magnetic sheet 43, the magnetic balls 45 are fixedly arranged on two sides of the lower end of the curtain 26, the magnetic grooves 53 are formed on two sides of the upper end surface of the base 2, the magnetic balls 45 and the magnetic grooves 53 are mutually attracted and not mutually exclusive, the curtain 26 can be simply and fixedly fixed through the magnetic balls 45 and the magnetic grooves 53, the first groove 10 is formed on the inner concave surface of the fixed frame 1, the lighting lamp 11 is fixedly arranged in the first groove 10, the lighting lamp 11 can be used for lighting when the writing board 3 is not clearly seen during the use, the writing board 3 is fixedly arranged on the inner concave surface of the fixed frame 1 through the mounting plate 16, the mounting position of the writing board 3 is determined, two supporting seats 13 are fixedly arranged between the base 2 and the fixed frame 1, a controller 14 is fixedly arranged on one side of the supporting seat 13, the fixed frame 1 can be conveniently fixed through the supporting seat 13, and the controller 14 can be conveniently controlled, a first sliding groove 8 is formed in the position, close to the lower end, of the front end face of the fixed frame 1, of the first sliding block 7 through the first sliding groove 8, and the first sliding block 7 is limited to move and is more stable.

Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An auxiliary teaching device comprises a fixed frame (1) and a base (2), and is characterized in that: a first motor (4) is fixedly arranged on one side wall of the fixed frame (1) near the upper end, a screw rod (32) is fixedly connected to the output end of the first motor (4), a sliding seat (33) is sleeved on the outer wall of the screw rod (32) in a threaded manner, a cleaning seat (5) is fixedly arranged at the lower end of the sliding seat (33), a second motor (6) is fixedly arranged on one side of the front end surface of the cleaning seat (5) near the upper end, a first bevel gear (35) is fixedly connected to the output end of the second motor (6), a second bevel gear (36) is connected to the first bevel gear (35) in a meshed manner, a rotating shaft (37) is fixedly sleeved on the inner side wall of the second bevel gear (36), the cleaning device is characterized in that a first gear (38) is fixedly sleeved on one side of the outer wall of the rotating shaft (37), a second gear (39) is connected with the first gear (38) in a meshed mode, a cleaning hair roller (9) is fixedly sleeved on the inner side walls of the first gear (38) and the second gear (39), a drainage plate (34) is fixedly arranged on one side of the bottom of the cleaning seat (5), a first sliding block (7) is fixedly mounted on the lower end, close to the front end face of the cleaning seat (5), of the cleaning seat through a bolt, a connecting rod (40) is fixedly arranged on one side wall of the first sliding block (7), the other end of the connecting rod (40) is rotatably connected with a rotating seat (41), a first magnetic sheet (43) is fixedly arranged on one side wall of the rotating seat (41), a movable pressure head (42) is fixedly arranged on one side of the lower end of the rotating seat (41), a waste groove (54) is formed in one side of the inner concave surface of the fixed frame (1), a plurality of clamping springs (52) are arranged on the inner side wall of the waste groove (54), two groups of the clamping springs (52) are opposite, and clamping plates (12) are connected to one side of each clamping spring (52);

The utility model discloses a fixed frame, which is characterized in that the two sides of the front end surface of the fixed frame (1) close to the upper end are fixedly provided with a height plate (23), one side of the height plate (23) is fixedly provided with a third motor (24), the output end of the third motor (24) is fixedly connected with a cloth roller (25), the outer wall of the cloth roller (25) is coiled with a curtain (26), one side of the inside of the base (2) is provided with a second groove (22), one inner side wall of the second groove (22) is fixedly provided with a first electric telescopic rod (46), one end part of the first electric telescopic rod (46) is fixedly connected with a second vertical plate (47), the utility model discloses a portable electronic device, including first riser (20), second riser (47), fixed fly leaf (19) that is provided with of a side wall of second riser (47), fixed first riser (20) that is provided with of fly leaf (19) side wall, a side wall of first riser (20) is connected with projecting apparatus (21) by the upper end rotation, rotate between projecting apparatus (21) and first riser (20) and be connected with second electric telescopic handle (51), the terminal surface is all fixed to be provided with second slider (49) about second riser (47), second spout (48) have all been seted up to top and interior bottom in second recess (22), lean on the upper end a second spout (48) inside wall is fixed to be provided with touch switch (50).

2. An auxiliary teaching apparatus according to claim 1and characterized in that: the dust collector comprises a base (2), wherein a dust collector (18) and a waste box (15) are fixedly arranged on two sides of the upper end of the base respectively, a second connecting pipe (29) is fixedly connected to the input end of the dust collector (18), a plurality of pipe heads (30) are fixedly connected to the outer wall of the second connecting pipe (29) and extend into a waste groove (54), positioning buckles (31) are arranged on two sides of the outer wall of the second connecting pipe (29), a first connecting pipe (28) is fixedly connected to the output end of the dust collector (18) and extends into the waste box (15), and a cover plate (27) is arranged at the upper end of the waste box (15).

3. An auxiliary teaching apparatus according to claim 1 and characterized in that: the inner concave surface of the fixed frame (1) is fixedly connected with two limiting plates (17), a second magnetic sheet (44) is fixedly arranged on one side wall of the limiting plate (17) close to one side, and the second magnetic sheet (44) and the first magnetic sheet (43) are mutually attracted and do not repel each other.

4. An auxiliary teaching apparatus according to claim 1 and characterized in that: the magnetic curtain is characterized in that magnetic balls (45) are fixedly arranged on two sides of the lower end of the curtain (26), magnetic grooves (53) are formed in two sides of the upper end face of the base (2), and the magnetic balls (45) and the magnetic grooves (53) are mutually attracted and not mutually exclusive.

5. An auxiliary teaching apparatus according to claim 1 and characterized in that: the fixing frame is characterized in that a first groove (10) is formed in the inner concave surface of the fixing frame (1), and an illuminating lamp (11) is fixedly arranged at the inner bottom of the first groove (10).

6. An auxiliary teaching apparatus according to claim 1 and characterized in that: the writing board (3) is fixedly arranged on the inner concave surface of the fixed frame (1) through the mounting plate (16).

7. An auxiliary teaching apparatus according to claim 1 and characterized in that: two supporting seats (13) are fixedly arranged between the base (2) and the fixed frame (1), and a controller (14) is fixedly arranged on one side of the supporting seat (13) close to one side.

8. An auxiliary teaching apparatus according to claim 1 and characterized in that: the front end face of the fixed frame (1) is provided with a first chute (8) near the lower end.