CN113192389B

CN113192389B - Platform is used in teaching based on wisdom classroom

Info

Publication number: CN113192389B
Application number: CN202110491863.3A
Authority: CN
Inventors: 张金刚; 甘尼什库玛; 于光; 吕玉茂; 厉国伟
Original assignee: Linyi Infotop Network Co ltd
Current assignee: Linyi Infotop Network Co ltd
Priority date: 2021-05-06
Filing date: 2021-05-06
Publication date: 2022-07-26
Anticipated expiration: 2041-05-06
Also published as: CN113192389A

Abstract

The invention relates to the technical field of intelligent classes, in particular to a teaching platform based on an intelligent class, which comprises a platform, a folding structure, a telescopic structure, a platform entering structure, an expansion structure, a detection structure and a distance measuring structure, wherein a moving part can be folded well through the folding structure, so that after the device is moved to other positions, the moving part can be folded well through the folding structure to prevent excessive space occupation, the device can be better moved outdoors, indoors or in a temporarily built teaching room and can be better placed at a placing point during placing, the moving part can be better rotated through the telescopic structure, the folding structure can be better adapted, the folding process can be smoother, the rotating angle of the moving part can be better fixed, students can be better enabled to enter the platform through the platform entering structure, therefore, a darker environment can be achieved in the daytime when the sunlight is too much.

Description

Platform is used in teaching based on wisdom classroom

Technical Field

The invention relates to the technical field of intelligent classes, in particular to a teaching platform based on an intelligent class.

Background

Based on dynamic learning data analysis, the intelligent classroom switches from relying on teaching experience existing in the mind of teachers to relying on analysis of massive teaching data. The data for analysis mostly come from databases such as LMS, CMS and student archives, and also come from informal knowledge management systems of students (such as personal homepage, blog, microblog, etc.). The method is characterized in that a modern analysis tool and an analysis method are adopted to process, mine and analyze data, so that teaching decision is made according to the data, learning conditions are accurately mastered and a teaching strategy is adjusted according to the data, dynamic adjoint learning evaluation is adopted in intelligent classroom teaching, namely learning diagnosis and evaluation throughout the whole classroom teaching process, and an evaluation result can be fed back in real time according to requirements, wherein the evaluation result comprises pre-lesson evaluation and feedback, classroom real-time detection evaluation and instant feedback, and post-class operation evaluation and tracking feedback, so that instant and dynamic diagnosis analysis and evaluation information feedback are realized, a formative teaching evaluation system is reconstructed, and the form of a carrier of teaching resources is diversified, and the resources comprise resources of various styles such as electronic documents, pictures, movies, voices, PPTs and the like; the resource pushing mode is also various, and the resource pushing mode comprises an automatic pushing mode, a manual pushing mode and the like, and the self-subscription learning resources can be adopted, so that the requirement of learners on various personalized learning is met.

To some current platforms for teaching based on wisdom classroom, often can only reach the purpose of teaching, more functions of realization that can not be fine, very trouble when removing, when doing some experiments that just can be done when needing light relatively poor, can not be fine let it present and watch for students.

Disclosure of Invention

Aiming at the problems in the prior art, the invention provides a teaching platform based on an intelligent classroom.

The technical scheme adopted by the invention for solving the technical problems is as follows: a teaching platform based on an intelligent classroom comprises a platform, a folding structure, a telescopic structure, a platform entering structure, an expanding structure, a detection structure and a distance measuring structure, one end of the platform for the intelligent teaching is provided with the folding structure for folding the moving part so as not to occupy too much space when not moving, one end of the folding structure is provided with the telescopic structure for assisting the folding and moving part, one end of the folding structure is provided with the platform entering structure for entering the platform so as to better operate various teaching experiments, one end of the platform is provided with the extension structure for extending the platform, one end of the folding structure is provided with the detection structure for adjusting the camera, one end of the platform is provided with the distance measuring structure which is used for better distance measuring of light so as not to influence experiments in an over-bright classroom.

Specifically, the folding structure comprises a rubber pad, a base, a first rotating rod, a first handle, a first rack, a first gear, a second gear, a third gear, a first screw rod, an expansion bracket and an expansion platform, wherein the expansion platform is abutted against one end of the platform, the rubber pad is fixedly connected with the expansion platform and the top of the platform, the base is fixedly connected with the bottom of the platform and is in sliding connection with the expansion platform, the first rotating rod is rotatably connected with one end of the base, the first handle is rotatably connected with one end of the first rotating rod, the first rack is in threaded connection with the outer wall of the first rotating rod, the first gear, the second gear and the third gear are rotatably connected with the inside of the base, the first rack is mutually meshed with the first gear, and the first gear is mutually meshed with the second gears, the second gear is meshed with the third gear, one side of the third gear is fixedly connected with the first screw rod, and the outer wall of the first screw rod is in threaded connection with the telescopic frame.

Concretely, extending structure includes first bolt, first spring, balladeur train, first bolt groove, connecting block, removal frame, fixed block and removal wheel, the one end sliding connection of expansion bracket has the balladeur train, seted up the inside of balladeur train first bolt groove, the balladeur train passes through first bolt groove is contradicted and is protected first bolt, first bolt with it has to press from both sides between the expansion bracket first spring, the one end fixedly connected with of balladeur train the connecting block, the one end of connecting block is rotated and is connected with remove the frame, the inside sliding connection that removes the frame has the fixed block, the fixed block with the connecting block is contradicted, the one end of fixed block is rotated and is connected with remove the wheel.

The utility model discloses a structure, including the commentaries on classics board, start groove, second bolt, second spring, conflict frame, touch wheel, third bolt, roll groove and third spring, the one end of flexible platform is rotated and is connected with the commentaries on classics board, the one end of commentaries on classics board has been seted up start groove, the commentaries on classics board passes through start groove sliding connection has the second bolt, the second bolt with it has to change to press from both sides between the board the second spring, the one end fixedly connected with of second bolt the frame of conflicting, the one end of conflicting frame is rotated and is connected with touch wheel, the inside sliding connection of commentaries on classics board has the third bolt, the third bolt with the centre gripping has between the commentaries on classics board the third spring, the one end of third bolt has been seted up the roll groove.

Specifically, extension structure includes first commentaries on classics handle, fourth gear, second rack, stopper, fixture block, locating plate and expansion board, the one end of platform is rotated and is connected with first commentaries on classics handle, the first one end fixedly connected with of changeing the handle the fourth gear, the inside sliding connection of platform has the expansion board of protecting, expansion board and flexible platform fixed connection, the one end sliding connection of flexible platform has the second rack, the fourth gear with second rack intermeshing, the one end fixedly connected with of second rack the stopper, the one end of stopper is contradicted and is had the fixture block, the one end of fixture block is contradicted and is had the locating plate, the locating plate with expansion board fixed connection.

Specifically, survey the structure and change handle, second screw rod, movable block, gag lever post, bearing, fixing bolt and grip block including operation groove, second, the one end fixedly connected with of flexible platform the bearing, the inside fixedly connected with of bearing the second screw rod, the one end fixedly connected with of second screw rod the handle is changeed to the second, the outer wall threaded connection of second screw rod has the movable block, the inside sliding connection of movable block has the gag lever post, the gag lever post with flexible platform fixed connection, the inside of movable block rotates and is connected with fixing bolt, fixing bolt's outer wall threaded connection has the grip block, fixing bolt's both ends are reverse thread structure each other.

The utility model provides a distance measuring structure, including range finding frame, slide pipe, first tooth piece, fourth spring, second tooth piece, concave mirror, convex mirror, holding frame, centre gripping strip and fifth spring, the inside of platform is equipped with range finding frame, range finding frame's outer wall fixedly connected with is two the slide pipe, the inside sliding connection of slide pipe has a plurality ofly first tooth piece, first tooth piece with the centre gripping has between the slide pipe the fourth spring, the one end of first tooth piece is contradicted and is had the second tooth piece, the second tooth piece with platform fixed connection, range finding frame's inside sliding connection have the concave mirror convex mirror with the holding frame, the inside sliding connection of holding frame has the centre gripping strip, the centre gripping strip with the centre gripping has between the holding frame the fifth spring.

The invention has the beneficial effects that:

(1) according to the platform for teaching based on the intelligent classroom, the mobile part can be well folded through the folding structure, so that after the device is moved to other positions, the mobile part can be well folded through the folding structure to prevent excessive space occupation, the device can be better moved outdoors, indoors or in a temporarily built teaching room and can be better placed at a placing point when placed, the mobile part can be better rotated through the telescopic structure, the folding structure can be better adapted, the sliding effect can be better achieved in the folding process, and the rotating angle of the mobile part can be well fixed; namely: operating personnel can be through installing the rubber pad at platform and expansion table top, thereby can let the teacher have more comfortable teaching environment, thereby better give students' teaching class, through rotating the first in command, thereby can be fine stretch out and contract the moving part, make can be better behind the removal the device not occupy too much position when going on the device fixed, operating personnel is through the control fixed block, thereby the fixed removal frame of rotatory removal wheel one end that can be fine, make that can be better to contract the moving part.

(2) According to the platform for teaching based on the intelligent classroom, students can enter the platform through the platform entering structure, so that a dark environment can be achieved in the daytime when the sunlight is too much, physical or numerous experiments such as light presentation and the like can be completed better, the teaching quality and the certainty of the experiments are ensured, the space in the device can be enlarged through the extension structure, the space in the device is enlarged, and the experiment space in the device is enlarged, so that the platform is suitable for more experiments; namely: operating personnel presses down the conflict state cancellation of commentaries on classics board and flexible platform that second bolt makes can be fine, thereby can be fine when using, let student or mr get into the inside of platform and go the better experiment of observing of doing, thereby the practical knowledge in the aspect of the experiment has been increased, when closing the commentaries on classics board, the bottom of third bolt is three horn shapes, thereby can be earlier by the extrusion retraction when closing inside the commentaries on classics board, afterwards with the flexible platform block, thereby conveniently grab the closure of board, thereby operating personnel can rotate a block three departments through rotating first commentaries on classics handle, thereby make when the operation the expansion plate pass through the better fixing of extension version on the platform, thereby the device's stability has been strengthened, make when doing the experiment in inside more safety.

(3) According to the teaching platform based on the intelligent classroom, the internal camera can be well moved through the detection structure, so that internal experiments can be better observed, the internal experiments are projected onto the curtain, students outside the teaching platform can better observe the experiments, physical experiments such as candle presentation in physics can be well realized through the distance measurement structure, and the experiments can be better performed by the students; namely: operating personnel can change the handle through rotating the second, make the camera of fixing between the grip block carry out the position and remove, thereby can follow a plurality of angles and survey the experiment, operating personnel makes the direction that can control the grip block through fixing bolt and removes, thereby can adapt to the camera of more sizes, in order to make things convenient for the suitability of the device with the camera, operating personnel can slide the ranging frame and change the position of ranging frame, thereby collect various data, make this experiment of doing better, and through the convex mirror, the slip of concave mirror and holding frame changes measured data.

Drawings

The invention is further illustrated with reference to the following figures and examples.

Fig. 1 is a schematic structural diagram illustrating an overall structure of a platform for intelligent classroom-based teaching according to a preferred embodiment of the present invention;

FIG. 2 is a schematic view of the folded configuration shown in FIG. 1;

FIG. 3 is a schematic view of the connection between the folding structure and the telescoping structure shown in FIG. 1;

FIG. 4 is a schematic view of a connection structure of the first latch and the telescopic bracket shown in FIG. 3;

FIG. 5 is a schematic view of the connection of the carriage and the first latch slot of FIG. 3;

FIG. 6 is a schematic structural view of the telescoping structure shown in FIG. 1;

FIG. 7 is a schematic view of the connection of the platform and the expansion structure shown in FIG. 1;

FIG. 8 is a schematic view of the connection between the folding structure and the docking structure shown in FIG. 1;

FIG. 9 is a schematic structural view of the detection structure shown in FIG. 1;

fig. 10 is a schematic structural view of the stage shown in fig. 1.

In the figure: 1. platform, 2, folding structure, 21, rubber pad, 22, base, 23, first rotating rod, 24, first handle, 25, first rack, 26, first gear, 27, second gear, 28, third gear, 29, first screw, 29a, expansion bracket, 29b, expansion table, 3, expansion structure, 31, first bolt, 32, first spring, 33, carriage, 34, first bolt groove, 35, connecting block, 36, moving frame, 37, fixing block, 38, moving wheel, 4, landing structure, 41, rotating plate, 42, starting groove, 43, second bolt, 44, second spring, 45, abutting frame, 46, abutting wheel, 47, third bolt, 48, rolling groove, 49, third spring, 5, expanding structure, 51, first rotating handle, 52, fourth gear, 53, second rack, 54, limiting block, 55, clamping block, 56, positioning block, 57, expanding plate, 6. the device comprises a detection structure, 61, an operation groove, 62, a second rotating handle, 63, a second screw rod, 64, a moving block, 65, a limiting rod, 66, a bearing, 67, a fixing bolt, 68, a clamping block, 7, a distance measuring structure, 71, a distance measuring frame, 72, a sliding pipe, 73, a first tooth block, 74, a fourth spring, 75, a second tooth block, 76, a concave mirror, 77, a convex mirror, 78, a clamping frame, 79, a clamping strip, 79a and a fifth spring.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

As shown in fig. 1-10, the teaching platform based on intelligent classroom according to the present invention comprises a platform 1, a folding structure 2, a telescopic structure 3, a platform entering structure 4, an expanding structure 5, a detecting structure 6 and a distance measuring structure 7, wherein one end of the platform 1 for intelligent teaching is provided with the folding structure 2 for folding a moving part so as not to occupy too many places when not moving, one end of the folding structure 2 is provided with the telescopic structure 3 for assisting the folding moving part, one end of the folding structure 2 is provided with the platform entering structure 4 for entering the platform 1 so as to better operate various teaching experiments, one end of the platform 1 is provided with the expanding structure 5 for expanding the platform 1, one end of the folding structure 2 is provided with the detecting structure 6 for adjusting a camera, one end of the platform 1 is provided with the distance measuring structure 7 for better distance measurement of light so as not to influence experiments in an over-bright classroom.

Specifically, the folding structure 2 includes a rubber pad 21, a base 22, a first rotating rod 23, a first handle 24, a first rack 25, a first gear 26, a second gear 27, a third gear 28, a first screw 29, an expansion bracket 29a and an expansion table 29b, the expansion table 29b is abutted to one end of the platform 1, the rubber pad 21 is fixedly connected to the top of the expansion table 29b and the top of the platform 1, the base 22 is fixedly connected to the bottom of the platform 1, the base 22 is slidably connected to the expansion table 29b, the first rotating rod 23 is rotatably connected to one end of the base 22, the first handle 24 is rotatably connected to one end of the first rotating rod 23, the first rack 25 is connected to the outer wall of the first rotating rod 23 through threads, the first gear 26, the second gear 27 and the third gear 28 are rotatably connected to the inside of the base 22, the first rack 25 is meshed with the first gear 26, the first gear 26 is meshed with the two second gears 27, the second gear 27 is meshed with the third gear 28, one side of the third gear 28 is fixedly connected with the first screw 29, the outer wall of the first screw 29 is in threaded connection with the telescopic frame 29a, and an operator can enable a teacher to have a more comfortable teaching environment through the rubber pads 21 arranged at the tops of the platform 1 and the telescopic table 29b, so that teaching is better given to students, moving parts can be well extended and retracted through rotating the first handle 24, and the device can be better fixed without occupying too many positions after being moved.

Specifically, extending structure 3 includes first bolt 31, first spring 32, carriage 33, first bolt groove 34, connecting block 35, removal frame 36, fixed block 37 and removal wheel 38, the one end sliding connection of expansion bracket 29a has carriage 33, first bolt groove 34 has been seted up to the inside of carriage 33, carriage 33 is through first bolt groove 34 is contradicted and is protected first bolt 31, first bolt 31 with centre gripping has between expansion bracket 29a first spring 32, the one end fixedly connected with of carriage 33 the connecting block 35, the one end rotation of connecting block 35 is connected with remove frame 36, the inside sliding connection of removing frame 36 has fixed block 37, fixed block 37 with connecting block 35 contradicts, the one end rotation of fixed block 37 is connected with remove wheel 38, operating personnel through control fixed block 37, so that the moving frame 36 having one end of the moving wheel 38 fixed thereto can be rotated well, so that the moving part can be more easily contracted.

Specifically, the platform entering structure 4 comprises a rotating plate 41, a starting groove 42, a second bolt 43, a second spring 44, a collision frame 45, a collision wheel 46, a third bolt 47, a rolling groove 48 and a third spring 49, wherein one end of the telescopic platform 29b is rotatably connected with the rotating plate 41, the starting groove 42 is formed in one end of the rotating plate 41, the rotating plate 41 is slidably connected with the second bolt 43 through the starting groove 42, the second bolt 43 and the rotating plate 41 are clamped with the second spring 44, one end of the second bolt 43 is fixedly connected with the collision frame 45, one end of the collision frame 45 is rotatably connected with the collision wheel 46, the rotating plate 41 is slidably connected with the third bolt 47, the third bolt 47 and the rotating plate 41 are clamped with the third spring 49, the rolling groove 48 is formed in one end of the third bolt 47, operating personnel presses the second bolt 43 makes can be fine change board 41 with flexible platform 29 b's conflict state cancels to can be fine when using, let students or mr get into the inside of platform 1 goes to better doing and observes the experiment, thereby increased the practice knowledge in the aspect of the experiment, when closing change board 41, the bottom of third bolt 47 is the triangle-shaped, thereby can be extruded earlier when closing and retract inside the board 41, afterwards with flexible platform 29b block, thereby make things convenient for the closure of grabbing board 41.

Specifically, the extension structure 5 includes a first rotating handle 51, a fourth gear 52, a second rack 53, a limiting block 54, a locking block 55, a positioning plate 56 and an extension plate 57, one end of the platform 1 is rotatably connected with the first rotating handle 51, one end of the first rotating handle 51 is fixedly connected with the fourth gear 52, the interior of the platform 1 is slidably connected with the protected extension plate 57, the extension plate 57 is fixedly connected with an extension table 29b, one end of the extension table 29b is slidably connected with the second rack 53, the fourth gear 52 is engaged with the second rack 53, one end of the second rack 53 is fixedly connected with the limiting block 54, one end of the limiting block 54 is abutted with the locking block 55, one end of the locking block 55 is abutted with the positioning plate 56, the positioning plate 56 is fixedly connected with the extension plate 57, and an operator can rotate the first rotating handle 51 to engage three positions, so that the expansion plate 29b is better fixed on the platform 1 through the expansion plate 57 during operation, thereby enhancing the stability of the device and ensuring that the experiment is safer when the experiment is carried out in the device.

Specifically, the detection structure 6 includes an operation groove 61, a second rotating handle 62, a second screw 63, a moving block 64, a limiting rod 65, a bearing 66, a fixing bolt 67 and a clamping block 68, one end of the telescopic table 29b is fixedly connected with the bearing 66, the inside of the bearing 66 is fixedly connected with the second screw 63, one end of the second screw 63 is fixedly connected with the second rotating handle 62, the outer wall of the second screw 63 is in threaded connection with the moving block 64, the inside of the moving block 64 is in sliding connection with the limiting rod 65, the limiting rod 65 is fixedly connected with the telescopic table 29b, the inside of the moving block 64 is in rotating connection with the fixing bolt 67, the outer wall of the fixing bolt 67 is in threaded connection with the clamping block 68, the two ends of the fixing bolt 67 are in reverse threaded structures, and an operator can rotate the second rotating handle 62, the feasible camera of fixing between the grip block 68 carries out the position and removes to can follow a plurality of angles and survey the experiment, operating personnel passes through fixing bolt 67 makes the direction that can control grip block 68 remove, thereby can adapt to the camera of more sizes, with the suitability of making things convenient for device and camera.

Specifically, the distance measuring structure 7 includes a distance measuring frame 71, a sliding tube 72, a first toothed block 73, a fourth spring 74, a second toothed block 75, a concave mirror 76, a convex mirror 77, a holding frame 78, a holding strip 79 and a fifth spring 79a, the distance measuring frame 71 is disposed inside the platform 1, two sliding tubes 72 are fixedly connected to the outer wall of the distance measuring frame 71, the first toothed blocks 73 are slidably connected to the inside of the sliding tube 72, the fourth spring 74 is sandwiched between the first toothed blocks 73 and the sliding tube 72, the second toothed block 75 is abutted to one end of the first toothed block 73, the second toothed block 75 is fixedly connected to the platform 1, the concave mirror 76, the convex mirror 77 and the holding frame 78 are slidably connected to the inside of the distance measuring frame 71, the holding strip 79 is slidably connected to the inside of the holding frame 78, the fifth spring 79a is sandwiched between the holding strip 79 and the holding frame 78, the operator can slide the distance-measuring frame 71 to change the position of the distance-measuring frame 71, thereby collecting various data, so that the experiment can be better done, and the measurement data can be changed by sliding the convex mirror 77, the concave mirror 76, and the holding frame 78.

When the invention is used, an operator firstly places the device at a teaching position, and then can fold the moving part through the folding structure 2 well, so that after the device is moved to other positions, the moving part can be folded well through the folding structure 2 to prevent excessive space occupation, the device can be moved outdoors, indoors or in a temporarily built teaching room better and can be placed at the placing position better when being placed, the operator can pass through the rubber pads 21 arranged at the tops of the platform 1 and the telescopic table 29b, so that teachers can have more comfortable teaching environments, lessons can be better taught to students, the moving part can be extended and retracted well through rotating the first handle 24, so that the device can be fixed better after the device is moved without occupying excessive positions, the movable part can be better rotated through the telescopic structure 3, so that the folding structure 2 can be better adapted, the folding process can be smoother, the rotating angle of the movable part can be better fixed, an operator can better contract the movable part by controlling the fixed block 37 to rotate the movable frame 36 with one end of the movable wheel 38 fixed, and the operator can better let students enter the platform 1 through the platform entering structure 4, so that in the daytime when the sunlight is too much, a darker environment can be achieved, so that physical or numerous experiments such as light presentation can be better completed, the certainty of teaching quality and experiments can be ensured, the operator can better cancel the conflict state between the rotary plate 41 and the telescopic platform 29b by pressing the second bolt 43, so that the folding structure can be better adapted when in use, the students or teachers can enter the inside of the platform 1 to better observe experiments, so that practical knowledge in the aspect of experiments is increased, when the rotating plate 41 is closed, the bottom of the third bolt 47 is triangular, so that the third bolt can be extruded and retracted into the rotating plate 41 when closed, and then is clamped with the telescopic table 29b, so that the plate 41 can be conveniently closed, an operator can well enlarge the space inside the device through the extension structure 5, the space inside the device can be enlarged when the experiment is performed inside, so that the device is suitable for more experiments, the operator can rotate the first rotating handle 51 to rotate one clamping part for three parts, so that the telescopic plate 29b can be better fixed on the platform 1 through the extension plate 57 when in operation, so that the stability of the device is enhanced, the experiment is safer when the experiment is performed inside, the operator can better move the camera inside through the detection structure 6 to better observe the experiment inside, projected on the curtain to allow students outside the device to better observe the experiment, the operator can rotate the second rotating handle 62 to move the camera fixed between the clamping blocks 68, so that the experiment can be observed from a plurality of angles, the operator makes it possible to control the directional movement of the clamping block 68 by means of the fixing bolt 67, thereby being suitable for cameras with more sizes, facilitating the adaptability of the device and the cameras, well realizing physical experiments such as candle presentation in physics and the like through the distance measuring structure 7, so that students can better do experiments, the operator can slide the distance measuring frame 71 to change the position of the distance measuring frame 71, various data are thus collected so that the experiment is better done and the measurement data is changed by sliding the convex mirror 77, the concave mirror 76 and the holder 78.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present specification describes embodiments, not every embodiment includes only a single embodiment, and such description is for clarity purposes only, and it is to be understood that all embodiments may be combined as appropriate by one of ordinary skill in the art to form other embodiments as will be apparent to those of skill in the art from the description herein.

Claims

1. The utility model provides a platform is used in teaching based on wisdom classroom which characterized in that: including platform (1), beta structure (2), extending structure (3), income platform structure (4), extension structure (5), survey structure (6) and range finding structure (7), be used for the wisdom teaching the one end of platform (1) is installed and is used for folding moving part so that do not occupy too much place when need not to remove beta structure (2), the one end of beta structure (2) is installed and is used for supplementary folding moving part beta structure (3), the one end of beta structure (2) is installed and is used for getting into platform (1) so that the various teaching experiments of better operation go into platform structure (4), the one end of platform (1) is installed and is used for the extension structure (5) of platform (1), the one end of beta structure (2) is installed and is used for adjusting the camera survey structure (6), one end of the platform (1) is provided with the distance measuring structure (7) which is used for better distance measurement of light so as not to influence experiments in an over-bright classroom;

the folding structure (2) comprises a rubber pad (21), a base (22), a first rotating rod (23), a first handle (24), a first rack (25), a first gear (26), a second gear (27), a third gear (28), a first screw (29), an expansion bracket (29 a) and an expansion table (29 b), wherein the expansion table (29 b) is butted against one end of the platform (1), the rubber pad (21) is fixedly connected to the top of the expansion table (29 b) and the top of the platform (1), the base (22) is fixedly connected to the bottom of the platform (1), the base (22) is slidably connected with the expansion table (29 b), one end of the base (22) is rotatably connected with the first rotating rod (23), one end of the first rotating rod (23) is rotatably connected with the first handle (24), the outer wall of the first rotating rod (23) is in threaded connection with the first rack (25), the first gear (26), the second gears (27) and the third gear (28) are rotatably connected to the inside of the base (22), the first rack (25) is meshed with the first gear (26), the first gear (26) is meshed with the two second gears (27), the second gears (27) are meshed with the third gear (28), one side of the third gear (28) is fixedly connected with the first screw (29), and the outer wall of the first screw (29) is in threaded connection with the telescopic frame (29 a);

the telescopic structure (3) comprises a first bolt (31), a first spring (32), a sliding frame (33), a first bolt groove (34), a connecting block (35), a moving frame (36), a fixing block (37) and a moving wheel (38), one end of the telescopic frame (29 a) is connected with the sliding frame (33) in a sliding manner, the first bolt groove (34) is formed in the sliding frame (33), the sliding frame (33) is abutted to the first bolt (31) through the first bolt groove (34), the first spring (32) is clamped between the first bolt (31) and the telescopic frame (29 a), one end of the sliding frame (33) is fixedly connected with the connecting block (35), one end of the connecting block (35) is rotatably connected with the moving frame (36), and the inner part of the moving frame (36) is connected with the fixing block (37) in a sliding manner, the fixed block (37) is abutted against the connecting block (35), and one end of the fixed block (37) is rotatably connected with the moving wheel (38);

the expansion structure (5) comprises a first rotating handle (51), a fourth gear (52), a second rack (53), a limiting block (54), a clamping block (55), a positioning plate (56) and an expansion plate (57), one end of the platform (1) is rotatably connected with the first rotating handle (51), one end of the first rotating handle (51) is fixedly connected with the fourth gear (52), the expansion plate (57) is slidably connected inside the platform (1), the expansion plate (57) is fixedly connected with a telescopic table (29 b), one end of the telescopic table (29 b) is slidably connected with the second rack (53), the fourth gear (52) is meshed with the second rack (53), one end of the second rack (53) is fixedly connected with the limiting block (54), and one end of the limiting block (54) is abutted against the clamping block (55), one end of the clamping block (55) is abutted to the positioning plate (56), and the positioning plate (56) is fixedly connected with the expansion plate (57).

2. The intelligent classroom-based teaching platform as claimed in claim 1, wherein: the entering platform structure (4) comprises a rotating plate (41), a starting groove (42), a second bolt (43), a second spring (44), a collision frame (45), a collision wheel (46), a third bolt (47), a rolling groove (48) and a third spring (49), one end of the telescopic platform (29 b) is rotatably connected with the rotating plate (41), the starting groove (42) is formed in one end of the rotating plate (41), the rotating plate (41) is slidably connected with the second bolt (43) through the starting groove (42), the second spring (44) is clamped between the second bolt (43) and the rotating plate (41), one end of the second bolt (43) is fixedly connected with the collision frame (45), one end of the collision frame (45) is rotatably connected with the collision wheel (46), and the third bolt (47) is slidably connected with the inner part of the rotating plate (41), the third spring (49) is clamped between the third bolt (47) and the rotating plate (41), and one end of the third bolt (47) is provided with the rolling groove (48).

3. The intelligent classroom-based teaching platform as claimed in claim 1, wherein: the detection structure (6) comprises an operation groove (61), a second rotating handle (62), a second screw (63), a moving block (64), a limiting rod (65), a bearing (66), a fixing bolt (67) and a clamping block (68), one end of the telescopic table (29 b) is fixedly connected with the bearing (66), the inside of the bearing (66) is fixedly connected with the second screw (63), one end of the second screw (63) is fixedly connected with the second rotating handle (62), the outer wall of the second screw (63) is in threaded connection with the moving block (64), the inside of the moving block (64) is in sliding connection with the limiting rod (65), the limiting rod (65) is fixedly connected with the telescopic table (29 b), the inside of the moving block (64) is in rotating connection with the fixing bolt (67), the outer wall of the fixing bolt (67) is in threaded connection with the clamping block (68), and the two ends of the fixing bolt (67) are of reverse thread structures.

4. The intelligent classroom-based teaching platform as claimed in claim 1, wherein: range finding structure (7) is including range finding frame (71), slide pipe (72), first tooth piece (73), fourth spring (74), second tooth piece (75), concave mirror (76), convex mirror (77), holding frame (78), centre gripping strip (79) and fifth spring (79 a), the inside of platform (1) is equipped with range finding frame (71), the outer wall fixedly connected with of range finding frame (71) is two slide pipe (72), the inside sliding connection of slide pipe (72) has a plurality of first tooth piece (73), first tooth piece (73) with the centre gripping has between slide pipe (72) fourth spring (74), the one end of first tooth piece (73) is contradicted and is had second tooth piece (75), second tooth piece (75) with platform (1) fixed connection, the inside sliding connection of range finding frame (71) has concave mirror (76), Convex mirror (77) with clamping frame (78), the inside sliding connection of clamping frame (78) has centre gripping strip (79), centre gripping strip (79) with the centre gripping has between clamping frame (78) fifth spring (79 a).