CN220474168U

CN220474168U - Multimedia teaching device

Info

Publication number: CN220474168U
Application number: CN202322153857.4U
Authority: CN
Inventors: 吴飞; 吴丽敏; 曹勇
Original assignee: Anhui Didao Information Technology Co ltd
Current assignee: Anhui Didao Information Technology Co ltd
Priority date: 2023-08-11
Filing date: 2023-08-11
Publication date: 2024-02-09
Anticipated expiration: 2033-08-11

Abstract

The utility model relates to a multimedia teaching device, which comprises a teaching device body, a teaching screen, a baffle plate and two limiting components, wherein the teaching screen is arranged at the outer side of the teaching device body; the limiting component is used for realizing the protection of the baffle. The utility model has the beneficial effects that the visibility of the display content on the teaching screen is improved and the eye fatigue of students is reduced through the arrangement and the angle adjustment of the baffle plate; under the cooperation of gear and rack, drive the rack and slide on L template, when the gear rotates the position of tooth and with tooth meshing, under the effect of spring, can not continue to drive the rack and slide, but the movable block is reciprocating motion on T type pole to can not drive the baffle and continue to rotate, and then provide the protection to the baffle, avoid excessive rotation to lead to the baffle rupture.

Description

Multimedia teaching device

Technical Field

The utility model relates to the field of teaching devices, in particular to a multimedia teaching device.

Background

In the field of modern education, the diversity of teaching means and teaching contents is attracting attention, and the traditional teaching means mainly depend on blackboard, chalk and paper teaching materials, however, the teaching means have some limitations. The learning effect of students can be influenced by the attractiveness and the visibility of the teaching contents, teachers can face the challenges of limited teaching resources and insufficient interaction in the teaching process, along with the development of science and technology, the multimedia teaching technology gradually becomes a hotspot in the education field, multimedia teaching combines various forms of media such as images, audios, videos, animations, interaction simulation and the like, rich teaching contents can be presented to the students through digital equipment and network technology, the teaching effect can be improved through multimedia teaching, and the interest and understanding of the students on the teaching contents are increased.

However, in the prior art, the existing multimedia teaching device is not provided with a limit protection structure for the baffle, and in a classroom, students are more and more miscellaneous, and the baffle is easy to be mistakenly touched, so that the baffle is bent and damaged.

Disclosure of Invention

In view of the foregoing problems of the prior art, a primary object of the present utility model is to provide a multimedia teaching apparatus.

The technical scheme of the utility model is as follows: the utility model provides a multimedia teaching device, includes teaching device body, teaching screen, baffle and two spacing subassemblies, the teaching screen sets up in the outside of teaching device body, the baffle sets up in the both sides of teaching device body, spacing subassembly sets up in the outside of teaching device body; the limiting component is used for protecting the baffle.

As a preferred implementation mode, spacing subassembly includes L template, L template fixed mounting is in the outside of teaching device body, one side sliding connection of L template has the rack, the equal fixedly connected with connecting block in both ends of rack top and bottom, the equal fixedly connected with T type pole in one side of connecting block, equal sliding connection has the movable block between two adjacent T type poles, the outside of movable block is provided with the tooth, equal fixedly connected with spring between one side of connecting block and the one side of movable block, the tip of T type pole all extends to the outside of movable block.

As a preferred implementation mode, two fixed plates are fixedly connected with each side of the teaching device body, a rotating shaft is rotatably connected between two adjacent fixed plates, the baffle is fixedly installed on the outer side of the rotating shaft, the bottom of the rotating shaft extends to the bottom of one fixed plate and is fixedly connected with a gear, the gear is connected with a rack in a meshed mode, and the gear is connected with teeth in a meshed mode.

As a preferred implementation mode, the top at the middle part of the rack is fixedly connected with a stop lever, and two limit posts are symmetrically and fixedly connected to the outer side of the L-shaped plate.

As a preferred implementation mode, the bottom of the rotating shaft is fixedly connected with a rotating disc, and one end of the bottom of the rotating disc is fixedly connected with a handle.

Compared with the prior art, the utility model has the advantages and positive effects that,

according to the utility model, the visibility of the display content on the teaching screen is improved through the arrangement and the angle adjustment of the baffle, eye fatigue of students is reduced, when the rotating shaft rotates, the baffle is driven to rotate, the gear is driven to rotate, the rack is driven to slide on the L-shaped plate under the cooperation of the gear and the rack, when the gear rotates to the position of the tooth and is meshed with the tooth, the rack is not continuously driven to slide under the action of the spring, and the moving block does reciprocating motion on the T-shaped rod, so that the baffle is not driven to continuously rotate, and further protection is provided for the baffle, and the baffle is prevented from being broken due to excessive rotation.

Drawings

FIG. 1 is a partial perspective view of the present utility model;

FIG. 2 is a front view of the present utility model;

FIG. 3 is a schematic structural view of a limiting assembly according to the present utility model;

fig. 4 is an enlarged view of a portion a of fig. 1 provided by the present utility model.

Legend description: 1. a teaching device body; 2. a fixing plate; 3. a rotating shaft; 4. a baffle; 5. an L-shaped plate; 6. a rack; 7. a gear; 8. a moving block; 9. teeth; 10. a T-shaped rod; 11. a spring; 12. a stop lever; 13. a connecting block; 14. a limit column; 15. a turntable; 16. a handle; 17. a teaching screen.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model.

The utility model will be further described with reference to the drawings and the specific embodiments

Example 1

As shown in fig. 1, 2, 3 and 4, the present utility model provides a technical solution: the device comprises a teaching device body 1, a teaching screen 17, a baffle plate 4 and two limiting components, wherein the teaching screen 17 is arranged on the outer side of the teaching device body 1, the baffle plate 4 is arranged on two sides of the teaching device body 1, and the limiting components are arranged on the outer side of the teaching device body 1; the limiting component is used for protecting the baffle 4; the limiting component comprises an L-shaped plate 5,L plate 5 fixedly arranged on the outer side of the teaching device body 1, one side of the L-shaped plate 5 is slidably connected with a rack 6, two ends of the top and the bottom of the rack 6 are fixedly connected with connecting blocks 13, one side of each connecting block 13 is fixedly connected with a T-shaped rod 10, two adjacent T-shaped rods 10 are slidably connected with a movable block 8, teeth 9 are arranged on the outer side of the movable block 8, springs 11 are fixedly connected between one side of each connecting block 13 and one side of the movable block 8, and the end parts of the T-shaped rods 10 extend to the outer side of the movable block 8; two sides of the teaching device body 1 are respectively fixedly connected with two fixed plates 2, a rotating shaft 3 is rotatably connected between two adjacent fixed plates 2, a baffle 4 is fixedly arranged on the outer side of the rotating shaft 3, the bottom of the rotating shaft 3 extends to the bottom of one fixed plate 2 and is fixedly connected with a gear 7, the gear 7 is connected with a rack 6 in a meshed mode, and the gear 7 is connected with a tooth 9 in a meshed mode.

In the embodiment, a teacher can adjust the angle of the baffle plate 4 according to the environmental condition of the day, and can greatly reduce the reflection phenomenon of the teaching screen 17, thereby ensuring the normal use of the teaching screen 17, improving the visibility of the display content on the teaching screen 17 and relieving the eye fatigue of students; when the rotating shaft 3 rotates, the baffle 4 is driven to rotate, the gear 7 is driven to rotate simultaneously, the gear 7 is driven to slide on the L-shaped plate 5 under the cooperation of the gear 7 and the rack 6, when the gear 7 rotates to the position of the tooth 9 and is meshed with the tooth 9, the gear 6 is not continuously driven to slide under the action of the spring 11, and the moving block 8 does reciprocating motion on the T-shaped rod 10, so that the baffle 4 is not driven to continuously rotate, the baffle 4 is protected, and the baffle 4 is prevented from being broken due to excessive rotation.

Example 2

As shown in fig. 1, 2, 3 and 4, a stop lever 12 is fixedly connected to the top of the middle part of the rack 6, two limit posts 14 are symmetrically and fixedly connected to the outer side of the L-shaped plate 5, and the stop lever 12 and the limit posts 14 play a limit role on the rack 6, so that the rack 6 cannot move when sliding to a limit position; the bottom fixedly connected with carousel 15 of pivot 3, the one end fixedly connected with handle 16 of carousel 15 bottom rotates through handheld handle 16, drives carousel 15 rotation to drive pivot 3 rotation, and then provide the drive power.

Working principle: when sunlight is more dazzling, the teaching screen 17 generates larger reflection light, the rotary table 15 is driven to rotate through the handheld handle 16, so that the rotary shaft 3 is driven to rotate, the angle of the baffle 4 can be adjusted, the gear 7 is driven to rotate, the gear 6 is driven to slide on the L-shaped plate 5 under the cooperation of the gear 7 and the gear 6, when the gear 7 rotates to the position of the tooth 9 and is meshed with the tooth 9, the gear 6 is not driven to slide continuously under the action of the spring 11, and the movable block 8 does reciprocating motion on the T-shaped rod 10, so that the baffle 4 is not driven to rotate continuously, the baffle 4 is protected, and the baffle 4 is prevented from being broken due to excessive rotation.

Finally, it should be noted that: the embodiments described above are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced with equivalents; such modifications and substitutions do not depart from the spirit of the utility model.

Claims

1. The utility model provides a multimedia teaching device, includes teaching device body (1), teaching screen (17), baffle (4) and two spacing subassemblies, its characterized in that: the teaching screen (17) is arranged on the outer side of the teaching device body (1), the baffle plates (4) are arranged on the two sides of the teaching device body (1), and the limiting assembly is arranged on the outer side of the teaching device body (1);

the limiting component is used for protecting the baffle plate (4).

2. A multimedia teaching apparatus according to claim 1, characterized in that: spacing subassembly includes L template (5), L template (5) fixed mounting is in the outside of teaching device body (1), one side sliding connection of L template (5) has rack (6), the equal fixedly connected with connecting block (13) in both ends of rack (6) top and bottom, equal fixedly connected with T type pole (10) in one side of connecting block (13), equal sliding connection has movable block (8) between two adjacent T type poles (10), the outside of movable block (8) is provided with tooth (9), equal fixedly connected with spring (11) between one side of connecting block (13) and one side of movable block (8), the tip of T type pole (10) all extends to the outside of movable block (8).

3. A multimedia teaching apparatus according to claim 2, characterized in that: two sides of teaching device body (1) are fixedly connected with two fixed plates (2) respectively, and two are adjacent rotate between fixed plate (2) and be connected with pivot (3), baffle (4) fixed mounting is in the outside of pivot (3), the bottom of pivot (3) extends to the bottom and fixedly connected with gear (7) of one of them fixed plate (2), gear (7) are connected with rack (6) meshing, gear (7) are connected with tooth (9) meshing.

4. A multimedia teaching apparatus according to claim 2, characterized in that: the top at the middle part of rack (6) fixedly connected with pin (12), the outside symmetry fixedly connected with of L template (5) two spacing posts (14).

5. A multimedia teaching apparatus according to claim 3, characterized in that: the bottom of pivot (3) fixedly connected with carousel (15), the one end fixedly connected with handle (16) of carousel (15) bottom.