CN111413845A

CN111413845A - Computer-controlled teaching device

Info

Publication number: CN111413845A
Application number: CN202010193910.1A
Authority: CN
Inventors: 任剑岚; 张铮; 刘冰洁
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-03-18
Filing date: 2020-03-18
Publication date: 2020-07-14

Abstract

The invention relates to the technical field of teaching devices and discloses a computer-controlled teaching device which comprises a bottom plate, wherein a supporting seat is arranged on the right side of the upper surface of the bottom plate, a winding box is arranged on the upper portion of the supporting seat, a curtain is arranged inside the winding box, a gravity rod is arranged at the end portion of the curtain, a pull rope is arranged on the lower portion of the gravity rod, a first fixing seat is arranged on the left side of the bottom plate, the front side and the rear side of the first fixing seat are connected with the right side of a guide rod in a sliding mode, a mounting plate is arranged at the left end of the guide rod, a projector is arranged on the upper portion of the mounting plate, a sliding groove is arranged on the upper portion of the right side of the supporting seat, a sliding block is connected in a sliding mode in the middle of the sliding groove. The invention is suitable for computer-controlled teaching setting, the whole device is simple to install and operate, and the curtain is good in protection effect and suitable for popularization and use.

Description

Computer-controlled teaching device

Technical Field

The invention relates to the technical field of teaching devices, in particular to a computer-controlled teaching device.

Background

At present, most parents want their children to win on the starting line, and the fun of the children is developed. As is known, the music literacy of children can be developed by the children to learn the musical instruments from childhood, and the attention, the emotion management, the comprehension and the like of the children are greatly improved. However, the existing musical instrument training institutions walk across, and the teacher in too many training institutions is uneven, which brings great difficulty to teaching. In the teaching process, the user finds that most of the existing teaching multimedia is a single large teaching screen and mainly used for picture browsing, PPT (power point) announcement and the like, but a projector is usually adopted, and a related projector fixing device is not arranged, so that a whole set of teaching device cannot move freely usually, the limitation on teaching is large, and the device needs to be improved.

Chinese patent (publication No. CN206819571U) discloses a computer multimedia teaching device, which comprises a bottom plate, a first telescopic rod, a second telescopic rod, a projection soft cloth and a projection device, wherein the projection device is composed of a projector, a panel, a mounting block, a limiting rod, a first bump and a second bump, a first fixing block is fixedly mounted on the bottom plate, a groove is arranged on the first fixing block, and the projection device is placed in the groove. The utility model discloses simple structure, convenient to use, it is small, can remove along with the change in teaching place, saved a large amount of costs, also saved and all installed the required fund of traditional projection equipment in every classroom, though the device can remove, but the operation of whole device is comparatively loaded down with trivial details, and is more when using this device time-consuming, consequently need improve the device.

Disclosure of Invention

The present invention provides a computer controlled teaching setup that solves the problems set forth in the background art above.

In order to achieve the purpose, the invention provides the following technical scheme:

the utility model provides a computer-controlled teaching setting, includes the bottom plate, and the upper surface right side of bottom plate is equipped with the supporting seat, and the upper portion of supporting seat is equipped with the rolling box, and the inside of rolling box is equipped with the curtain, and the tip of curtain is equipped with the gravity pole, and the lower part of gravity pole is equipped with the stay cord, the left side of bottom plate is equipped with first fixing base, the right side of both sides sliding connection guide bar around the first fixing base, the left end of guide bar is equipped with the mounting panel, and the upper portion of mounting panel is equipped with the projector, the right side upper portion of supporting seat is equipped with the spout, and the middle part sliding connection slider of spout, the right side of slider are equipped with the connecting rod, and the right-hand member of connecting rod is equipped with the baffle, is equipped with the spring between baffle and the supporting seat.

As a preferable technical scheme of the invention, the right side of the upper surface of the bottom plate is provided with a hook.

As a preferable technical scheme of the invention, a winding motor is arranged inside the winding box.

As a preferable technical scheme of the invention, the left end of the bottom plate is provided with a second fixed seat, and the front side and the rear side of the second fixed seat are slidably connected with the middle part of the guide rod.

As a preferable technical solution of the present invention, the upper portion of the first fixing seat is slidably connected to a limiting rod.

As a preferred technical scheme of the invention, the upper end of the limiting rod is provided with a limiting plate, and a tension spring is arranged between the limiting plate and the first fixing seat.

As a preferable technical scheme of the invention, the upper part of the guide rod is provided with a limiting hole matched with the limiting rod.

As a preferred technical scheme of the invention, a limiting block is arranged at the right end of the guide rod.

In a preferred embodiment of the present invention, the mounting plate has a cross-section of L.

As a preferable technical scheme of the invention, the middle part of the mounting plate is in threaded connection with a jacking bolt.

The invention has the following advantages:

the curtain protection device is suitable for computer-controlled teaching setting, the supporting seat is arranged, and the placing groove is arranged on the supporting seat clock, so that the curtain can be jacked up through the supporting seat when the device is normally used, the curtain can be normally used, but after the device is used, the curtain can be directly and completely placed in the placing groove of the supporting seat, the curtain is effectively protected, the whole device is simple in installation and operation, good in curtain protection effect, and suitable for popularization and use.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a perspective view of the front side of a computer controlled teaching setup as it is deployed.

Fig. 2 is a partially enlarged schematic view of a in fig. 1.

FIG. 3 is a front view of a computer controlled teaching setup.

Fig. 4 is a partially enlarged schematic view of B in fig. 3.

FIG. 5 is a perspective view of the rear side of a computer controlled teaching setup as deployed.

FIG. 6 is a perspective view of a computer controlled teaching setup folding in front.

In the figure: 1. a base plate; 2. a first fixed seat; 3. a second fixed seat; 4. a guide bar; 5. mounting a plate; 6. a projector; 7. a supporting seat; 8. a gravity bar; 9. hooking; 10. pulling a rope; 11. a coiling box; 12. a baffle plate; 13. a spring; 14. a connecting rod; 15. a slider; 16. a placing table; 17. a limiting block; 18. a tension spring; 19. a limiting rod; 20. a limiting plate; 21. a limiting hole; 22. jacking the bolt; 23. a curtain; 24. a chute; 25. and (6) placing the groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example one

Referring to fig. 1-6, a computer-controlled teaching device includes a bottom plate 1, a support base 7 is disposed on the right side of the upper surface of the bottom plate 1, a winding box 11 is disposed on the upper portion of the support base 7, a curtain 23 is disposed inside the winding box 11, a winding motor is disposed inside the winding box 11, a winding roller is disposed inside the winding box 11, and then the winding roller is driven by the winding motor to rotate, so that the curtain 23 can be wound outside the winding roller, thereby releasing and winding the curtain 23, a gravity rod 8 is disposed at the end of the curtain 23, the curtain 23 can fall straight after being released by the gravity rod 8, thereby making the picture smoother, when the device is used in a normal room, the curtain 23 can be ensured to be straight only under the action of the gravity rod 8, a pull rope 10 is disposed at the lower portion of the gravity rod 8, a hook 9 is disposed on the right side of the upper surface of the bottom plate 1, when the device is used outdoors, the curtain 23 is fixed by matching the pull rope 10 with the hook 9 in order to keep the curtain 23 straight at the moment due to the large outdoor wind power.

The left side of bottom plate 1 is equipped with first fixing base 2, the right side of both sides sliding connection guide bar 4 around first fixing base 2, the left end of bottom plate 1 is equipped with second fixing base 3, the middle part of both sides sliding connection guide bar 4 around the second fixing base 3, the upper portion sliding connection gag lever post 19 of first fixing base 2, the upper end of gag lever post 19 is equipped with limiting plate 20, be equipped with extension spring 18 between limiting plate 20 and the first fixing base 2, the upper portion of guide bar 4 be equipped with gag lever post 19 complex spacing hole 21, the right-hand member of guide bar 4 is equipped with stopper 17, the left end of guide bar 4 is equipped with mounting panel 5, the cross-section of mounting panel 5 is L shape, the upper portion of mounting panel 5 is equipped with projecting apparatus 6.

The upper portion of the right side of the supporting seat 7 is provided with a sliding groove 24, the middle of the sliding groove 24 is connected with a sliding block 15 in a sliding mode, the right side of the sliding block 15 is provided with a connecting rod 14, the right end of the connecting rod 14 is provided with a baffle 12, a spring 13 is arranged between the baffle 12 and the supporting seat 7, the left side of the sliding block 15 is fixedly connected with the middle of the right side of the coil receiving box 11, the left side of the supporting seat 7 is provided with a placing groove 25, and the upper portion.

Example two

Referring to fig. 4, the other contents of the present embodiment are the same as those of the first embodiment, except that: the middle part of the mounting plate 5 is in threaded connection with a jacking bolt 22. Although the projectors 6 all have the function of electronic rectification, so that the picture on the curtain 23 is kept normal, the picture quality after the electronic rectification is reduced, and therefore, the jacking bolts 22 are arranged in the middle of the mounting plate 5, and the angle of the projector 6 is adjusted through the bolts, so that the picture generated by the projector 6 can be normally projected on the curtain 23.

In the implementation process of the invention, firstly, the winding box 11 is slid upwards, at the same time, the sliding block 15 slides upwards along the sliding groove 24, when the sliding block 15 slides to the topmost end of the sliding groove 24, the winding box 11 is pulled to the left side, the winding box 11 drives the sliding block 15 to separate from the sliding groove 24, at the same time, the winding box 11 can rotate freely, the winding box 11 is rotated to the horizontal state, the winding box 11 is placed on the placing table 16, at the same time, the sliding block 15 is inserted into the sliding groove 24 again, because the cross section of the sliding groove 24 is rectangular, when the sliding block 15 is inserted into the sliding groove 24, the winding box 11 cannot rotate, at the same time, the winding box 11 is normally placed on the placing table 16, and under the action of the spring 13, the right end of the winding box 11 is tightly attached to the right side of the supporting seat 7, at the same time, the gravity rod 8 is pulled out, the winding motor in the winding box 11 is opened, so, when the wind power of the surrounding environment is large, so that the curtain 23 swings left and right, the lower part of the gravity rod 8 can be stretched to penetrate through the hook 9, the curtain 23 is fixed through the hook 9, the projector 6 is adjusted at the moment, the limiting rod 19 is pulled out upwards, the limiting rod 19 is separated from the limiting hole 21, the mounting plate 5 is moved leftwards at the moment, the mounting plate 5 is stably moved leftwards through the action of the guide rod 4, when the moving distance meets the requirement of the projector 6, the limiting rod 19 is loosened, the limiting rod 19 slides downwards again under the action of the tension spring 18, so that the limiting rod 19 is inserted into the limiting hole 21, the position of the guide rod 4 is fixed at the moment, namely the positions of the mounting plate 5 and the projector 6 are fixed, the projector 6 is opened, the whole device can be normally used at the moment, after the device is used, the projector 6 is closed, the limiting rod 19 is pulled out, the mounting plate 5 is slid to the rightmost end, the limiting rod 19 is loosened, the mounting plate 5 is fixed, the winding motor is started at the moment, the curtain 23 is collected into the winding box 11, the winding box 11 is pulled to the left side, the sliding block 15 is separated from the sliding groove 24, the winding box 11 is rotated to be parallel to the supporting seat 7, the winding box 11 is pushed to the right side at the moment, the winding box 11 can be placed into the placing groove 25, the winding box 11 is slid downwards, the winding box 11 is completely placed into the placing groove 25, and the whole device is completely stored and can be stored; the invention is suitable for computer-controlled teaching setting, the supporting seat 7 is arranged, and the placing groove 25 is arranged on the supporting seat 7, so that the curtain 23 can be jacked up through the supporting seat 7 when the device is normally used, and the curtain 23 can be normally used, but after the device is used, the curtain 23 can be directly and completely placed in the placing groove 25 of the supporting seat 7, the curtain 23 is effectively protected, the installation operation of the whole device is simple, the protection effect on the curtain 23 is good, and the device is suitable for popularization and use.

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.

Claims

1. A computer-controlled teaching device comprises a bottom plate (1), wherein a supporting seat (7) is arranged on the right side of the upper surface of the bottom plate (1), a winding box (11) is arranged on the upper portion of the supporting seat (7), a curtain (23) is arranged inside the winding box (11), a gravity rod (8) is arranged at the end portion of the curtain (23), a pull rope (10) is arranged on the lower portion of the gravity rod (8), the computer-controlled teaching device is characterized in that a first fixing seat (2) is arranged on the left side of the bottom plate (1), the front side and the rear side of the first fixing seat (2) are slidably connected with the right side of a guide rod (4), a mounting plate (5) is arranged at the left end of the guide rod (4), a projector (6) is arranged on the upper portion of the mounting plate (5), a sliding groove (24) is arranged on the upper portion of the right side of the supporting seat (7), a, the right end of connecting rod (14) is equipped with baffle (12), is equipped with spring (13) between baffle (12) and supporting seat (7), the left side of slider (15) is fixed even and is received the right side middle part of rolling up box (11), the left side of supporting seat (7) is equipped with standing groove (25), and the upper portion of supporting seat (7) is equipped with places platform (16).

2. A computer controlled educational setting in accordance with claim 1, wherein the right side of the upper surface of the base plate (1) is provided with a hook (9).

3. A computer controlled educational arrangement in accordance with claim 1, wherein a wind-up motor is provided inside the wind-up box (11).

4. A computer-controlled teaching set-up according to claim 1, characterized in that the left end of the bottom plate (1) is provided with a second fixed seat (3), and the front and back sides of the second fixed seat (3) are slidably connected with the middle part of the guide rod (4).

5. A computer controlled educational arrangement in accordance with claim 1, wherein the upper part of the first holder (2) is slidably connected to a stop bar (19).

6. A computer controlled teaching arrangement according to claim 5, characterized in that a limiting plate (20) is arranged at the upper end of the limiting rod (19), and a tension spring (18) is arranged between the limiting plate (20) and the first holder (2).

7. A computer controlled educational arrangement according to claim 6, wherein the upper part of the guide rod (4) is provided with a position-limiting hole (21) which cooperates with the position-limiting rod (19).

8. A computer controlled educational arrangement according to claim 7, wherein the right end of the guide rod (4) is provided with a stop block (17).

9. A computer controlled educational arrangement in accordance with claim 1, wherein the mounting plate (5) is L shaped in cross-section.

10. A computer controlled educational arrangement in accordance with claim 1, wherein the middle of the mounting plate (5) is threaded with a jack-up bolt (22).