CN212873764U

CN212873764U - Multimedia teaching equipment

Info

Publication number: CN212873764U
Application number: CN202021920827.1U
Authority: CN
Inventors: 李瑞群
Original assignee: Hunan Normal University
Current assignee: Hunan Normal University
Priority date: 2020-09-04
Filing date: 2020-09-04
Publication date: 2021-04-02
Anticipated expiration: 2030-09-04

Abstract

The utility model discloses a multimedia teaching equipment, set up two fixed boards and two movable boards that slide setting on the plate body in plate body both sides including fixing plate body, the symmetry on the wall, be provided with the display screen in the plate body, the one end of activity board is connected with board actuating mechanism, the position that the plate body is located the display screen front end is provided with the dust curtain, be provided with clean mechanism on the dust curtain. The utility model discloses can promote the activity automatically and write the board, need not anxious inconvenient condition emergence of removing, experience for the better teaching of teacher, can also clean the dust on the display screen surface automatically when preventing that the display screen surface from falling on the dust, to the cleaning on display screen surface, guaranteed teacher's teaching effect.

Description

Multimedia teaching equipment

Technical Field

The utility model relates to a multimedia teaching technical field especially relates to a multimedia teaching equipment.

Background

The multimedia teaching is that in the teaching process, according to the characteristics of a teaching target and a teaching object, modern teaching media are reasonably selected and applied through teaching design, and are organically combined with the traditional teaching means to jointly participate in the whole teaching process, and various media information acts on students to form a reasonable teaching process structure so as to achieve the optimized teaching effect.

The board is write in the activity of current multimedia teaching equipment carries out manual movement mostly through pulley and spout cooperation, still exists when hard to lead to the activity to write the inconvenient condition of board removal and take place because of chalk dust piles up in the slide rail, gives teacher's teaching process and brings the puzzlement, and the display screen surface of multimedia teaching equipment also can often cover the one deck dust simultaneously, influences teacher's teaching effect and student's learning experience.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the movement is inconvenient and the teaching effect is influenced in the prior art, and providing a multimedia teaching device.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a multimedia teaching device comprises a plate body fixed on a wall, two fixed writing boards symmetrically arranged on two sides of the plate body and two movable writing boards arranged on the plate body in a sliding manner, wherein a display screen is arranged in the plate body;

the dustproof curtain comprises two support rods arranged in a plate body, two curtain cloth symmetrically arranged on the support rods and two sliding columns movably arranged on the support rods, the top of each curtain cloth is connected with the support rods in a sliding mode, opposite ends of the two curtain cloth are connected with the sliding columns, a clamping block is hinged to the middle of one side of each sliding column, an arc-shaped groove is formed in one end of each clamping block, and the clamping block is fixedly connected with a clamping column arranged on the other sliding column through the arc-shaped groove;

clean mechanism is including offering the T type draw-in groove on the traveller and articulating the splint in traveller one side, the cooperation that T type draw-in groove passes through splint is fixed with the brush board, one side of brush board is the T type structure that cooperation T type draw-in groove used, and the opposite side is provided with the brush, the position that the traveller is located splint one side is provided with locking bolt.

Further, board actuating mechanism is including setting up the threaded rod in plate body bottom and setting up the guide bar on plate body top, be provided with movable board on threaded rod and the guide bar, the one end of threaded rod runs through the plate body and is connected with the small radius runner, and the other end is fixed on the plate body, the small radius runner passes through the conveyer belt and is connected with the major radius runner, the major radius runner is with the output shaft who sets up the motor on one side of the plate body.

Furthermore, the plate body is of a convex structure, and the rear end of the plate body is embedded into the wall.

Further, the distance between the support rods is not less than the height of the display screen.

Furthermore, the threaded rod is symmetrically provided with a forward thread and a reverse thread which are matched with the movable writing board for use.

Compared with the prior art, the beneficial effects of the utility model are that: the device can promote the activity automatically and write the board, need not worry that the inconvenient condition of removal takes place, experiences for the better teaching of teacher, can also clean the dust on the display screen surface automatically when preventing that the display screen surface from falling dust, cleans display screen surface, has guaranteed teacher's teaching effect.

Drawings

Fig. 1 is an appearance schematic diagram of a multimedia teaching apparatus provided by the present invention;

fig. 2 is a schematic structural diagram of a multimedia teaching apparatus provided by the present invention;

fig. 3 is a schematic view of a top view structure of a multimedia teaching apparatus;

fig. 4 the utility model provides a cleaning mechanism's of multimedia teaching equipment schematic structure.

In the figure: 1. a plate body; 2. fixing the writing board; 3. a movable writing board; 4. a display screen; 5. a tablet drive mechanism; 51. a threaded rod; 52. a guide bar; 53. a small-radius rotating wheel; 54. a large radius runner; 6. a wiping mechanism; 61. a support bar; 62. a cord fabric; 63. a traveler; 64. a clamping block; 65. clamping the column; 7. a cleaning mechanism; 71. a splint; 72. brushing the board; 73. and locking the bolt.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-4, a multimedia teaching device comprises a plate body 1 fixed on a wall, two fixed writing boards 2 symmetrically arranged on two sides of the plate body 1, and two movable writing boards 3 slidably arranged on the plate body 1, wherein a display screen 4 is arranged in the plate body 1, one end of each movable writing board 3 is connected with a writing board driving mechanism 5, a dustproof curtain 6 is arranged at the front end of the display screen 4 of the plate body 1, and a cleaning mechanism 7 is arranged on each dustproof curtain 6;

the dustproof curtain 6 comprises two support rods 61 arranged in the plate body 1, two curtain cloth 62 symmetrically arranged on the support rods 61 and two sliding columns 63 movably arranged on the support rods 61, the tops of the curtain cloth 62 are connected with the support rods 61 in a sliding mode, the opposite ends of the two curtain cloth 62 are connected with the sliding columns 63, the middle part of one side of each sliding column 63 is hinged with a fixture block 64, one end of each fixture block 64 is provided with an arc-shaped groove, and the arc-shaped grooves are fixedly connected with the fixture columns 65 arranged on the other sliding column 63, so that dust on a writing board is prevented from polluting the surface of the display screen 4 under the condition of external force, and inconvenience is brought to teaching of teachers;

cleaning mechanism 7 is fixed with brush board 72 including the cooperation of seting up T type draw-in groove on traveller 63 and articulating the splint 71 in traveller 63 one side, T type draw-in groove through splint 71, and one side of brush board 72 is the T type structure that cooperation T type draw-in groove used, and the opposite side is provided with the brush, and the position that traveller 63 is located splint 71 one side is provided with locking bolt 73, can change brush board 72 as required, has improved the practicality of equipment.

Further, tablet actuating mechanism 5 is including setting up threaded rod 51 in plate body 1 bottom and setting up the guide bar 52 on plate body 1 top, be provided with movable tablet 3 on threaded rod 51 and the guide bar 52, the one end of threaded rod 51 runs through plate body 1 and is connected with small radius runner 53, the other end is fixed on plate body 1, small radius runner 53 passes through the conveyer belt and is connected with major radius runner 54, major radius runner 54 and the output shaft who sets up the motor in plate body 1 one side, prevent that the inconvenient condition of tablet removal from taking place.

Further, the plate body 1 is of a convex structure, and the rear end of the plate body 1 is embedded into a wall, so that the device is fixed more stably.

Further, the interval between the bracing piece 61 is not less than the height of display screen 4, thereby avoids bracing piece 61 to shelter from display screen 4 and influence the teaching effect.

Further, the threaded rod 51 is symmetrically provided with a forward thread and a reverse thread which are matched with the movable writing boards 3 for use, and is matched with the guide rod 52 for use, so that the two movable writing boards 3 can move relatively without manual pushing, and the physical strength of teachers is saved.

The working principle is as follows: when the writing board is used, the motor on one side of the board body 1 is turned on, the large-radius rotating wheel 54 is driven to rotate through the motor, the small-radius rotating wheel 53 also rotates under the action of the conveying belt, so that the threaded rod 51 is driven to rotate, the movable writing board 3 can relatively move on the board body 1 along the guide rod 52 under the action of the forward threads and the reverse threads on the threaded rod 51, the display screen 4 in the board body 1 can be displayed, and the situation that the movement is inconvenient is avoided while labor is saved;

when the display screen 4 is needed to be used, the fixture block 64 is firstly rotated to separate the fixture block 64 from the fixture column 65, then the sliding columns 63 are pushed towards the two sides, the curtain cloth 62 is driven by the sliding columns 63 to stretch towards the two sides, when the sliding columns 63 move, the brush on one side of the brush plate 72 can clean the display screen 4 along the surface of the display screen 4, and when the sliding columns 63 do not shield the display screen 4 at all, the display screen 4 can be used;

when the brush plate 72 needs to be replaced, the locking bolt 73 is firstly loosened to enable the clamping plate 71 to be in a movable state, then the clamping plate 71 is rotated to enable the clamping plate 71 to be separated from one side of the brush plate 72, and finally the brush plate 72 is extracted from the T-shaped clamping groove, so that the replacement of the brush plate 72 can be completed.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The multimedia teaching equipment is characterized by comprising a plate body (1) fixed on a wall, two fixed writing boards (2) symmetrically arranged on two sides of the plate body (1) and two movable writing boards (3) arranged on the plate body (1) in a sliding manner, wherein a display screen (4) is arranged in the plate body (1), one end of each movable writing board (3) is connected with a writing board driving mechanism (5), a dustproof curtain (6) is arranged at the position, located at the front end of the display screen (4), of the plate body (1), and a cleaning mechanism (7) is arranged on each dustproof curtain (6);

the dustproof curtain (6) comprises two support rods (61) arranged in a plate body (1), two curtain cloth (62) symmetrically arranged on the support rods (61) and two sliding columns (63) movably arranged on the support rods (61), the tops of the curtain cloth (62) are in sliding connection with the support rods (61), the opposite ends of the two curtain cloth (62) are connected with the sliding columns (63), a clamping block (64) is hinged to the middle part of one side of each sliding column (63), one end of each clamping block (64) is provided with an arc-shaped groove, and the clamping blocks are fixedly connected with clamping columns (65) arranged on the other sliding column (63) through the arc-shaped grooves;

clean mechanism (7) are fixed with brush board (72) including seting up T type draw-in groove on traveller (63) and articulating splint (71) in traveller (63) one side, the cooperation that T type draw-in groove passes through splint (71), one side of brush board (72) is the T type structure that cooperation T type draw-in groove used, and the opposite side is provided with the brush, the position that traveller (63) are located splint (71) one side is provided with locking bolt (73).

2. The multimedia teaching device as claimed in claim 1, wherein the tablet driving mechanism (5) comprises a threaded rod (51) arranged at the bottom end of the plate body (1) and a guide rod (52) arranged at the top end of the plate body (1), the threaded rod (51) and the guide rod (52) are provided with the movable tablet (3), one end of the threaded rod (51) penetrates through the plate body (1) and is connected with a small-radius rotating wheel (53), the other end of the threaded rod is fixed on the plate body (1), the small-radius rotating wheel (53) is connected with a large-radius rotating wheel (54) through a conveyor belt, and the large-radius rotating wheel (54) is connected with an output shaft of a motor arranged at one side of the plate body (1).

3. The multimedia teaching equipment according to claim 1, wherein the plate body (1) is in a convex structure, and the rear end of the plate body (1) is embedded in a wall.

4. A multimedia teaching apparatus according to claim 1, characterized in that the spacing between the support bars (61) is not lower than the height of the display screen (4).

5. A multimedia teaching apparatus according to claim 2, wherein the threaded rod (51) is symmetrically provided with a forward thread and a reverse thread for cooperation with the movable writing board (3).