CN115148059A

CN115148059A - A device that is used for specialty to admire class teaching

Info

Publication number: CN115148059A
Application number: CN202210673280.7A
Authority: CN
Inventors: 白利利; 鲁小艳; 陈欣; 马春阳
Original assignee: XI'AN UNIVERSITY OF FINANCE AND ECONOMICS
Current assignee: XI'AN UNIVERSITY OF FINANCE AND ECONOMICS
Priority date: 2022-06-15
Filing date: 2022-06-15
Publication date: 2022-10-04
Anticipated expiration: 2042-06-15
Also published as: CN115148059B

Abstract

The invention provides a device for teaching a professional admire class, which relates to the technical field of teaching and comprises a teaching component; the rear side of the teaching component is provided with a mounting component; the anti-loosening device is arranged on the teaching component; the connecting device is arranged outside the mounting assembly; the rotating assembly is arranged outside the connecting device; the pushing device is arranged on the rear side of the rotating assembly; the reminding assembly is arranged on the teaching assembly; the teaching component comprises: the teaching device comprises a supporting seat, a connecting seat and a teaching screen; four mounting holes are arranged on the supporting seat in a penetrating manner; the connecting seat is rotatably arranged on the supporting seat; the teaching screen is fixedly arranged on the front side of the connecting seat; when the students do not study attentively, the invention can automatically send out a prompt, so that teachers can find the students who do not study attentively; the problem of when student's curiosity weakens not attentive study, can not send the warning automatically, be not convenient for the teacher to master student's study condition is solved.

Description

A device that is used for specialty to admire class teaching

Technical Field

The invention relates to the technical field of teaching, in particular to a device for teaching a professional admire class.

Background

The admiration course, namely the large-scale open online course, is a product of 'Internet + education', and English transliteration 'the large-scale open online course' is an online course development mode newly emerged; at present admire class teaching device, when student's curiosity weakens does not concentrate on study, can not send the warning automatically, the teacher of being not convenient for masters student's study condition, has reduced the teaching effect.

Disclosure of Invention

In view of the above, the invention provides a device for teaching a professional admire class, which comprises an installation component, a connecting device, a rotating component, a pushing device and a reminding component, wherein when a student does not concentrate on learning, the reminding component can automatically give a reminding, so that a teacher can conveniently find the student who does not concentrate on learning, and the teaching effect is improved.

The invention provides a device for teaching a professional admire class, which specifically comprises a teaching component, an anti-loosening device, a connecting device, a rotating component, a pushing device and a reminding component, wherein the anti-loosening device is arranged on the teaching component; the rear side of the teaching component is provided with a mounting component; the anti-loosening device is arranged on the teaching component; the connecting device is arranged outside the mounting assembly; the rotating assembly is arranged outside the connecting device; the pushing device is arranged on the rear side of the rotating assembly; the reminding assembly is arranged on the teaching assembly; the teaching component comprises: the teaching device comprises a supporting seat, a connecting seat and a teaching screen; four mounting holes are arranged on the supporting seat in a penetrating manner; the connecting seat is rotatably arranged on the supporting seat; the teaching screen is fixedly arranged on the front side of the connecting seat.

Optionally, the connection device comprises: the device comprises a circular ring, a fixed groove, a baffle ring B, a mounting ring and a worm wheel; the circular ring is rotatably arranged on the mounting seat, is positioned between the two baffle rings A, and is annularly arrayed with a fixing groove on the outer wall; the two baffle rings B are arranged and fixedly arranged on the outer wall of the circular ring; the mounting ring is fixedly mounted on the rear side of the circular ring; the worm wheel is fixedly installed on the outer wall of the installation ring, and the worm wheel is meshed with the worm.

Optionally, the teaching component further comprises: the power supply seat, the power line and the locking knob; the power supply seat is fixedly arranged on the rear side of the teaching screen; the power line is inserted into the power socket; the locking knobs are two in number, the two locking knobs are connected to the connecting seat in a threaded mode, and the inner sides of the two locking knobs are in contact with the supporting seat.

Optionally, the rotating assembly comprises: the anti-skid device comprises a disc, anti-skid protrusions, an indicating needle, a spring B and a fixing block; the disc is rotatably arranged on the circular ring and is positioned between the two baffle rings B; the antiskid bulges are annularly arrayed on the outer wall of the disc; the indicating needle is fixedly arranged on the front side of the disc; the spring B is arranged inside the disc; the fixed block slidable mounting is on the disc, and the outer end and the fixed slot phase-match of fixed block to the outer end of fixed block is hemispherical structure, and the fixed block inserts in the fixed slot moreover.

Optionally, the anti-loosening device comprises: the guide rod, the limiting ring, the sliding plate and the spring A; the two guide rods are arranged, and the two guide rods are fixedly arranged on the rear side of the power supply seat; the two limiting rings are arranged and fixedly arranged on the outer walls of the two guide rods; the two sliding plates are arranged in total and are arranged on the two guide rods in a sliding manner; the two springs A are arranged outside the two guide rods and are positioned between the two limiting rings and the two sliding plates.

Optionally, the pushing means comprises: the device comprises a mounting plate, a connecting shaft, a pushing plate, a spring C and a baffle plate; the mounting plate is fixedly arranged on the rear side of the disc; the connecting shaft is rotatably arranged on the mounting plate; the pushing plate is fixedly arranged on the outer wall of the connecting shaft, and when the pushing plate is tangent to the contact surface, the power line and the power supply seat are in a power-off state; the spring C is fixedly arranged on the front side of the pushing plate, and the front end of the spring C is fixedly connected with the mounting plate; the baffle is fixedly arranged on the left side of the mounting plate.

Optionally, the anti-loosening device further comprises: the device comprises a hollow pipe, a locking plate, a threaded nail, a separation block and a contact surface; the hollow pipe is fixedly arranged on the two sliding plates; the two locking plates are arranged and fixedly arranged on the front side of the hollow pipe; the number of the threaded nails is four, the four threaded nails are in threaded connection with the two locking plates, and the inner sides of the four threaded nails are in contact with a power line; the separating block is fixedly installed at the bottom of the hollow pipe, the left side of the separating block is of an inclined surface structure, and a contact surface is arranged on the front side of the separating block.

Optionally, the reminder component comprises: the device comprises a fixed plate, a storage battery, a buzzer and an L-shaped frame; the fixed plate is fixedly arranged on the rear side of the teaching screen; the storage battery is fixedly arranged on the rear side of the fixing plate; the buzzer is fixedly arranged on the rear side of the fixing plate and is electrically connected with the storage battery; the L-shaped frame is fixedly arranged on the rear side of the teaching screen.

Optionally, the mounting assembly comprises: the mounting seat, the baffle ring A, L template, the low-speed motor and the worm; the mounting seat is fixedly mounted on the rear side of the teaching screen; the number of the baffle rings A is two, and the two baffle rings A are fixedly arranged on the outer wall of the mounting seat; the L-shaped plate is fixedly arranged on the rear side of the mounting seat; the low-speed motor is fixedly arranged on the front side of the L-shaped plate; the worm is fixedly installed on the low-speed motor.

Optionally, the reminder component further comprises: the device comprises an installation block, a reset switch and a support column; the mounting block is fixedly mounted on the left side of the L-shaped frame; the reset switch is fixedly arranged on the left side of the mounting block and is electrically connected with the storage battery and the buzzer; the number of the support columns is two, and the two support columns are fixedly arranged on the left side of the mounting block; and when the two support columns are in contact with the push plate, the buzzer is in a working state.

Advantageous effects

According to the admire class teaching device of each embodiment of the invention, compared with the traditional admire class teaching equipment, when students do not concentrate on learning, the device can automatically give out a prompt, so that teachers can find the students who do not concentrate on learning conveniently, and the teaching effect is improved.

In addition, the worm wheel is meshed with the worm, so that when a worker starts the low-speed motor, the circular ring drives the disc to rotate slowly; when the pushing plate is tangent to the contact surface, the power line and the power supply seat are in a power-off state, so that the teaching screen flickers, students who are attentive to learning can perceive the flickering teaching screen, and students who are not attentive to learning can not easily perceive the flickering teaching screen, and when the two support columns are in contact with the pushing plate, the buzzer is in a working state, so that teachers can find students who are not attentive to learning, and can conveniently master the learning condition of the students; because the pointer is fixedly arranged on the front side of the disc, students who are attentive to study can accurately adjust the position of the disc.

In addition, because of two locking knob threaded connection on the connecting seat to be convenient for the student suitably adjusts the angle of teaching screen, the student of being convenient for more watches, improved the teaching effect, install in the outside of two guide bars because of two spring A again, and two spring A are located between two spacing rings and two sliding plates, and the inboard and the power cord contact of four screw nails, and then avoided the power cord to take place not hard up.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings of the embodiments will be briefly described below.

The drawings in the following description relate to some embodiments of the invention only and are not intended to limit the invention.

In the drawings:

FIG. 1 shows a schematic perspective view of an embodiment according to the invention;

FIG. 2 shows a left side view structural schematic of FIG. 1;

FIG. 3 shows a schematic diagram of a teaching component according to an embodiment of the invention;

FIG. 4 is a schematic view of a portion of the area A in FIG. 3;

FIG. 5 is a partially enlarged schematic view of the region B in FIG. 1;

FIG. 6 shows a schematic structural view of a loosening prevention device according to an embodiment of the present invention;

FIG. 7 illustrates a schematic structural view of a mounting assembly, a connecting device, a rotating assembly and a pushing device according to an embodiment of the invention;

FIG. 8 shows a schematic structural view of a mounting assembly according to an embodiment of the invention;

FIG. 9 shows a schematic view of a connection device according to an embodiment of the invention;

FIG. 10 shows a schematic structural view of a rotating assembly according to an embodiment of the invention;

FIG. 11 illustrates a schematic view of a center cut-away configuration of a ring and rotating assembly in accordance with an embodiment of the present invention;

FIG. 12 is a schematic view of a portion of the enlarged structure of the area C in FIG. 11;

FIG. 13 is a schematic view of the main viewing structure of FIG. 1;

FIG. 14 shows a schematic view of a pushing device according to an embodiment of the present invention;

FIG. 15 shows a schematic view of the center cut structure of FIG. 14;

FIG. 16 is a partially enlarged view of the area D in FIG. 2;

FIG. 17 is a partial enlarged schematic view of region E in FIG. 13;

FIG. 18a is a partial enlarged schematic view of another configuration of the ring;

fig. 18b shows a partially enlarged schematic view of the region F in fig. 18 a.

List of reference numerals

1. A teaching component; 101. a supporting seat; 1011. mounting holes; 102. a connecting seat; 103. a teaching screen; 104. a power supply base; 105. a power line; 106. locking the knob; 2. an anti-loosening device; 201. a guide bar; 202. a limiting ring; 203. a sliding plate; 204. a spring A; 205. a hollow tube; 206. a locking plate; 207. a threaded nail; 208. separating the blocks; 2081. a contact surface; 3. mounting the component; 301. a mounting seat; 302. a baffle ring A; 303. an L-shaped plate; 304. a low-speed motor; 305. a worm; 4. a connecting device; 401. a circular ring; 4011. fixing grooves; 4012. an adjustment section; 40121. an accommodating chamber; 40122. a partition plate; 40123. a spring seat; 40124. adjusting the spring; 40125. a regulating block; 40126. an adjusting handle; 40127. a guide post; 402. a baffle ring B; 403. a mounting ring; 404. a worm gear; 5. a rotating assembly; 501. a disc; 502. anti-skid projections; 503. an indicator needle; 504. a spring B; 505. a fixed block; 6. a pushing device; 601. mounting a plate; 602. a connecting shaft; 603. a push plate; 604. a spring C; 605. a baffle plate; 7. a reminder component; 701. a fixing plate; 702. a battery; 703. a buzzer; 704. an L-shaped frame; 705. mounting a block; 706. a reset switch; 707. and (4) a support column.

Detailed Description

In order to make the objects, solutions and advantages of the technical solutions of the present invention clearer, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings of specific embodiments of the present invention. Unless otherwise indicated, terms used herein have the ordinary meaning in the art. Like reference symbols in the various drawings indicate like elements.

Example (b): please refer to fig. 1 to 17:

the invention provides a device for teaching a professional admire class, which comprises a teaching component 1, an anti-loosening device 2, a connecting device 4, a rotating component 5, a pushing device 6 and a reminding component 7, wherein the anti-loosening device is arranged on the connecting device; the rear side of the teaching component 1 is provided with a mounting component 3; the anti-loosening device 2 is arranged on the teaching component 1; the connecting device 4 is mounted outside the mounting assembly 3; the rotating assembly 5 is mounted outside the connecting device 4; the pushing device 6 is arranged at the rear side of the rotating assembly 5; the reminding component 7 is arranged on the teaching component 1.

Further, according to an embodiment of the present invention, as shown in fig. 3 to 6, the teaching assembly 1 includes: a support seat 101, a connecting seat 102 and a teaching screen 103; four mounting holes 1011 are arranged on the support seat 101 in a penetrating manner; the connecting seat 102 is rotatably arranged on the supporting seat 101; the teaching screen 103 is fixedly arranged on the front side of the connecting seat 102; teaching component 1 still includes: a power supply socket 104, a power supply wire 105 and a locking knob 106; the power supply base 104 is fixedly arranged at the rear side of the teaching screen 103; the power cord 105 is inserted in the power socket 104; the number of the locking knobs 106 is two, the two locking knobs 106 are in threaded connection with the connecting seat 102, and the inner sides of the two locking knobs 106 are in contact with the supporting seat 101;

the loosening prevention device 2 includes: a guide rod 201, a limit ring 202, a sliding plate 203 and a spring A204; two guide rods 201 are arranged, and the two guide rods 201 are fixedly arranged at the rear side of the power supply base 104; the number of the limiting rings 202 is two, and the two limiting rings 202 are fixedly arranged on the outer walls of the two guide rods 201; the sliding plates 203 are provided with two sliding plates 203, and the two sliding plates 203 are slidably mounted on the two guide rods 201; two springs A204 are arranged, the two springs A204 are arranged outside the two guide rods 201, and the two springs A204 are positioned between the two limiting rings 202 and the two sliding plates 203; the anti-loosening device 2 further includes: a hollow tube 205, a locking plate 206, a threaded nail 207, a separation block 208, and a contact surface 2081; the hollow pipe 205 is fixedly arranged on the two sliding plates 203; two locking plates 206 are arranged, and the two locking plates 206 are fixedly arranged on the front side of the hollow pipe 205; the number of the screw nails 207 is four, and the four screw nails 207 are screwed on the two locking plates 206, and the inner sides of the four screw nails 207 contact with the power line 105; the separation block 208 is fixedly installed at the bottom of the hollow tube 205, the left side of the separation block 208 is of a bevel structure, and the front side of the separation block 208 is provided with a contact surface 2081, which has the following specific functions: because of two locking knob 106 threaded connection on connecting seat 102 to be convenient for the student to suitably adjust the angle of teaching screen 103, be convenient for the student more and watch, improved the teaching effect, install in the outside of two guide bars 201 because of two spring A204 again, and two spring A204 are located between two spacing rings 202 and two sliding plates 203, and the inboard and the power cord 105 contact of four screw nails 207, and then avoided power cord 105 to take place to become flexible.

Further, according to an embodiment of the present invention, as shown in fig. 7 to 17, the mount assembly 3 includes: the mounting seat 301, the baffle ring A302, the L-shaped plate 303, the low-speed motor 304 and the worm 305; the mounting seat 301 is fixedly mounted on the rear side of the teaching screen 103; the number of the baffle rings A302 is two, and the two baffle rings A302 are fixedly arranged on the outer wall of the mounting seat 301; the L-shaped plate 303 is fixedly arranged on the rear side of the mounting seat 301; the low-speed motor 304 is fixedly arranged on the front side of the L-shaped plate 303; the worm 305 is fixedly mounted on the low-speed motor 304, and the connecting device 4 comprises: a circular ring 401, a fixing groove 4011, a baffle ring B402, a mounting ring 403 and a worm wheel 404; the circular ring 401 is rotatably mounted on the mounting seat 301, the circular ring 401 is positioned between the two baffle rings A302, and the outer wall of the circular ring 401 is annularly arrayed with a fixing groove 4011; the number of the baffle rings B402 is two, and the two baffle rings B402 are fixedly arranged on the outer wall of the circular ring 401; the mounting ring 403 is fixedly mounted at the rear side of the circular ring 401; the worm wheel 404 is fixedly arranged on the outer wall of the mounting ring 403, and the worm wheel 404 is meshed with the worm 305;

the rotating assembly 5 includes: a disc 501, an anti-skid bump 502, an indicator pin 503, a spring B504 and a fixing block 505; the disc 501 is rotatably mounted on the ring 401, and the disc 501 is located between the two retaining rings B402; the antiskid lugs 502 are annularly arrayed on the outer wall of the disc 501; the pointer 503 is fixedly arranged on the front side of the disc 501; the spring B504 is arranged inside the disc 501; the fixing block 505 is slidably mounted on the disc 501, the outer end of the fixing block 505 is matched with the fixing groove 4011, the outer end of the fixing block 505 is of a hemispherical structure, and the fixing block 505 is inserted into the fixing groove 4011; the pushing device 6 includes: a mounting plate 601, a connecting shaft 602, a pushing plate 603, a spring C604 and a baffle 605; the mounting plate 601 is fixedly mounted on the rear side of the disc 501; the connecting shaft 602 is rotatably mounted on the mounting plate 601; the pushing plate 603 is fixedly arranged on the outer wall of the connecting shaft 602, and when the pushing plate 603 is tangent to the contact surface 2081, the power line 105 and the power socket 104 are in a power-off state; the spring C604 is fixedly arranged on the front side of the pushing plate 603, and the front end of the spring C604 is fixedly connected with the mounting plate 601; baffle 605 is fixed mounting in the left side of mounting panel 601, and warning subassembly 7 includes: a fixed plate 701, a storage battery 702, a buzzer 703 and an L-shaped frame 704; the fixing plate 701 is fixedly installed at the rear side of the teaching screen 103; the battery 702 is fixedly mounted on the rear side of the fixing plate 701; the buzzer 703 is fixedly arranged at the rear side of the fixing plate 701, and the buzzer 703 is electrically connected with the storage battery 702; the L-shaped frame 704 is fixedly arranged at the rear side of the teaching screen 103; the reminder assembly 7 further comprises: a mounting block 705, a reset switch 706 and a support post 707; the mounting block 705 is fixedly mounted on the left side of the L-shaped frame 704; the reset switch 706 is fixedly arranged on the left side of the mounting block 705, and the reset switch 706 is electrically connected with the storage battery 702 and the buzzer 703; the number of the supporting columns 707 is two, and the two supporting columns 707 are fixedly arranged on the left side of the mounting block 705; and when the two supporting columns 707 contact with the pushing plate 603, the buzzer 703 is in a working state, and specifically functions as: because the worm wheel 404 is meshed with the worm 305, when the worker starts the low-speed motor 304, the circular ring 401 drives the disc 501 to rotate slowly; when the push plate 603 is tangent to the contact surface 2081, the power line 105 and the power supply seat 104 are in a power-off state, so that the teaching screen 103 flickers, students who are attentive to learning can perceive the flickering, and in the same way, students who are not attentive to learning are not easy to perceive the flickering, and when the two support columns 707 are in contact with the push plate 603, the buzzer 703 is in a working state, so that teachers can find students who are not attentive to learning, when the students who are attentive to learning rotate the disc 501 anticlockwise through the anti-slip bumps 502, the fixing block 505 moves inwards, meanwhile, the push plate 603 also rotates anticlockwise along with the disc 501, and because the baffle 605 is fixedly installed on the left side of the mounting plate 601, when the disc 501 rotates anticlockwise, the push plate 603 changes an angle, so that the hollow tube 205 does not move, and the teaching screen 103 is prevented from flickering again; because the pointer 503 is fixedly installed at the front side of the disc 501, it is convenient for students who pay attention to study to accurately adjust the position of the disc 501.

Referring to fig. 18a and 18b, an adjusting portion 4012 is disposed in the fixing groove 4011, and the adjusting portion includes: an accommodation chamber 40121 provided at an inner side of the fixing groove; a partition plate 40122 dividing the accommodation chamber into a first cavity and a second cavity; a spring seat 40123 disposed at a bottom end of the second cavity; an adjusting spring 40124 having one end connected to the spring seat and the other end connected at the bottom side of the partition plate; a guide post 40127, one end of which is connected to the spring seat and the other end of which is disposed through the partition plate; the bottom side of this regulating block is connected in the other end department of this guide post, and this regulating block sets up in first cavity, and preferentially, the section of this regulating block is half circular shape, and this regulating block sets up with the size looks adaptation of fixed slot.

Preferably, when the adjusting portion is in the initial position, the top end of the adjusting block just abuts against the bottom end of the fixing groove, the radial length from the spring seat to the partition plate is equal to the radius of the fixing groove and the radius of the adjusting block, the number of the fixing grooves is multiple, the number of the adjusting portions is correspondingly multiple, and the two adjusting portions are matched in a one-to-one correspondence manner.

Further, still be provided with adjustment handle 40126 on this guide post, this adjustment handle's one end runs through this ring 401's terminal surface, simultaneously, is provided with the adjustment tank in the radial direction of ring, and preferentially, the length of this adjustment tank equals the setting with the radius of this fixed slot, this regulating block, and this adjustment handle slides in this adjustment tank and sets up, and simultaneously, is provided with protruding or recess at the end of corresponding adjustment tank and carries out the injecing of sliding position.

As the arrangement, the adjusting handle of the adjusting parts can be adjusted according to actual conditions, so that the specific angle of the circular ring on the connecting device can be adjusted, and the adjusting convenience is improved.

The specific use mode and function of the embodiment are as follows: in the invention, firstly, a worker installs the support seat 101 at a proper position through a screw, then the device is connected with an external power supply, then a student properly adjusts the angle of the teaching screen 103 through two locking knobs 106, then the worker turns on the low-speed motor 304, and at the moment, the circular ring 401 drives the disc 501 to rotate slowly; when the push plate 603 is tangent to the contact surface 2081, the power line 105 and the power supply seat 104 are in a power-off state, so that the teaching screen 103 flickers, and students who are attentive to learning can perceive the flickering, and similarly, students who are not attentive to learning are not easy to perceive the flickering, when the two support columns 707 are in contact with the push plate 603, the buzzer 703 is in a working state, so that teachers can find students who are not attentive to learning, the students who are attentive to learning can rotate the disc 501 anticlockwise through the anti-slip bumps 502, at the moment, the fixing block 505 moves inwards, the push plate 603 also rotates anticlockwise along with the disc 501, and because the baffle 605 is fixedly installed on the left side of the mounting plate 601, when the disc 501 rotates anticlockwise, the push plate 603 changes in angle, so that the hollow pipe 205 does not move, and the teaching screen 103 is prevented from flickering again; because of the pointer 503 fixed mounting is in the front side of disc 501 to the accurate position of adjusting disc 501 of student that the concentration of being convenient for was studied, because of two spring A204 install in the outside of two guide bars 201, and two spring A204 are located between two spacing rings 202 and two sliding plates 203, and the inboard and the power cord 105 contact of four screw nails 207, and then avoided power cord 105 to take place to become flexible.

Finally, it should be noted that, when describing the positions of the components and the matching relationship therebetween, the present invention is usually illustrated by one/a pair of components, however, it should be understood by those skilled in the art that such positions, matching relationship, etc. are also applicable to other/other pairs of components.

The above description is intended to be illustrative of the present invention and is not intended to limit the scope of the invention, which is defined by the appended claims.

Claims

1. A device for teaching a professional admire class is characterized by comprising a teaching component (1), an anti-loosening device (2), a connecting device (4), a rotating component (5), a pushing device (6) and a reminding component (7); the rear side of the teaching component (1) is provided with a mounting component (3); the anti-loosening device (2) is arranged on the teaching component (1); the connecting device (4) is arranged outside the mounting component (3); the rotating assembly (5) is arranged outside the connecting device (4); the pushing device (6) is arranged at the rear side of the rotating assembly (5); the reminding assembly (7) is installed on the teaching assembly (1); the teaching component (1) comprises: the teaching device comprises a supporting seat (101), a connecting seat (102) and a teaching screen (103); four mounting holes (1011) are arranged on the supporting seat (101) in a penetrating manner; the connecting seat (102) is rotatably arranged on the supporting seat (101); the teaching screen (103) is fixedly arranged on the front side of the connecting seat (102).

2. The device for teaching a professional admiration lesson as claimed in claim 1, wherein: the teaching component (1) further comprises: a power supply seat (104), a power supply wire (105) and a locking knob (106); the power supply seat (104) is fixedly arranged on the rear side of the teaching screen (103); the power line (105) is inserted into the power socket (104); the number of the locking knobs (106) is two, the two locking knobs (106) are in threaded connection with the connecting seat (102), and the inner sides of the two locking knobs (106) are in contact with the supporting seat (101).

3. An apparatus for professionally admiring class teaching as claimed in claim 2, wherein: the anti-loosening device (2) comprises: the device comprises a guide rod (201), a limiting ring (202), a sliding plate (203) and a spring A (204); the number of the guide rods (201) is two, and the two guide rods (201) are fixedly arranged on the rear side of the power supply seat (104); the number of the limiting rings (202) is two, and the two limiting rings (202) are fixedly arranged on the outer walls of the two guide rods (201); the number of the sliding plates (203) is two, and the two sliding plates (203) are slidably mounted on the two guide rods (201); the number of the springs A (204) is two, the two springs A (204) are arranged outside the two guide rods (201), and the two springs A (204) are located between the two limiting rings (202) and the two sliding plates (203).

4. An apparatus for professionally admiring class teaching as claimed in claim 3, wherein: the anti-loosening device (2) further comprises: a hollow pipe (205), a locking plate (206), a threaded nail (207), a separation block (208) and a contact surface (2081); the hollow pipe (205) is fixedly arranged on the two sliding plates (203); the number of the locking plates (206) is two, and the two locking plates (206) are fixedly arranged on the front side of the hollow pipe (205); the number of the threaded nails (207) is four, the four threaded nails (207) are in threaded connection with the two locking plates (206), and the inner sides of the four threaded nails (207) are in contact with the power line (105); the separating block (208) is fixedly installed at the bottom of the hollow pipe (205), the left side of the separating block (208) is of an inclined surface structure, and a contact surface (2081) is arranged on the front side of the separating block (208).

5. An apparatus for professionally admiring class teaching as claimed in claim 4, wherein: the mounting assembly (3) comprises: the device comprises a mounting seat (301), a baffle ring A (302), an L-shaped plate (303), a low-speed motor (304) and a worm (305); the mounting seat (301) is fixedly mounted on the rear side of the teaching screen (103); the number of the baffle rings A (302) is two, and the two baffle rings A (302) are fixedly arranged on the outer wall of the mounting seat (301); the L-shaped plate (303) is fixedly arranged on the rear side of the mounting seat (301); the low-speed motor (304) is fixedly arranged on the front side of the L-shaped plate (303); the worm (305) is fixedly arranged on the low-speed motor (304).

6. The device for teaching a professional admiration lesson as claimed in claim 5, wherein: the connection device (4) comprises: the device comprises a circular ring (401), a fixing groove (4011), a baffle ring B (402), a mounting ring (403) and a worm wheel (404); the circular ring (401) is rotatably mounted on the mounting seat (301), the circular ring (401) is located between the two baffle rings A (302), and the outer wall of the circular ring (401) is annularly arrayed with fixing grooves (4011); the number of the baffle rings B (402) is two, and the two baffle rings B (402) are fixedly arranged on the outer wall of the circular ring (401); the mounting ring (403) is fixedly mounted on the rear side of the circular ring (401); the worm wheel (404) is fixedly arranged on the outer wall of the mounting ring (403), and the worm wheel (404) is meshed with the worm (305).

7. An apparatus for professionally admiring class teaching as claimed in claim 6, wherein: the rotating assembly (5) comprises: the anti-skid device comprises a disc (501), an anti-skid bulge (502), an indicator pin (503), a spring B (504) and a fixed block (505); the disc (501) is rotatably arranged on the circular ring (401), and the disc (501) is positioned between the two baffle rings B (402); the antiskid bulges (502) are annularly arrayed on the outer wall of the disc (501); the indicating needle (503) is fixedly arranged on the front side of the disc (501); the spring B (504) is arranged inside the disc (501); fixed block (505) slidable mounting is on disc (501), and the outer end and fixed slot (4011) phase-match of fixed block (505), and the outer end of fixed block (505) is hemispherical structure, and fixed block (505) insert in fixed slot (4011) moreover.

8. An apparatus for professionally admiring class teaching as claimed in claim 7, wherein: the pushing device (6) comprises: the device comprises a mounting plate (601), a connecting shaft (602), a pushing plate (603), a spring C (604) and a baffle (605); the mounting plate (601) is fixedly mounted on the rear side of the disc (501); the connecting shaft (602) is rotatably arranged on the mounting plate (601); the pushing plate (603) is fixedly arranged on the outer wall of the connecting shaft (602), and when the pushing plate (603) is tangent to the contact surface (2081), the power line (105) and the power supply seat (104) are in a power-off state; the spring C (604) is fixedly arranged on the front side of the pushing plate (603), and the front end of the spring C (604) is fixedly connected with the mounting plate (601); the baffle (605) is fixedly arranged on the left side of the mounting plate (601).

9. An apparatus for professionally admiring class teaching as claimed in claim 8, wherein: the reminder assembly (7) comprises: the device comprises a fixing plate (701), a storage battery (702), a buzzer (703) and an L-shaped frame (704); the fixing plate (701) is fixedly arranged on the rear side of the teaching screen (103); the storage battery (702) is fixedly arranged at the rear side of the fixing plate (701); the buzzer (703) is fixedly arranged at the rear side of the fixing plate (701), and the buzzer (703) is electrically connected with the storage battery (702); the L-shaped frame (704) is fixedly arranged on the rear side of the teaching screen (103).

10. An apparatus for professionally admiring class teaching as claimed in claim 9, wherein: the reminder assembly (7) further comprises: a mounting block (705), a reset switch (706) and a support column (707); the mounting block (705) is fixedly mounted on the left side of the L-shaped frame (704); the reset switch (706) is fixedly arranged on the left side of the mounting block (705), and the reset switch (706) is electrically connected with the storage battery (702) and the buzzer (703); the number of the supporting columns (707) is two, and the two supporting columns (707) are fixedly arranged on the left side of the mounting block (705); and when the two supporting columns (707) are in contact with the pushing plate (603), the buzzer (703) is in a working state.