Multimedia display

Abstract

The multimedia displayer comprises a storage box and a movable base, a lifting table is slidably connected to the interior of the storage box, a hollow plate is fixedly connected to the upper end face of the lifting table, a displayer body is fixedly connected to the front end face of the hollow plate, a writing board is slidably connected to the interior of the hollow plate, and two limiting holes are formed in the upper end face of the writing board; a second handle is fixedly connected to the left side face of the writing board, limiting sliding grooves are formed in the upper face and the lower face in the hollow board, limiting sliding blocks fixedly connected with the writing board are slidably connected into the limiting sliding grooves, a second fixing block is fixedly connected to the left side face of the hollow board, and a rotating cap is arranged at the upper end of the second fixing block. The multimedia display provided by the utility model can be used for teaching through the display and also can be used for teaching processing in a writing form, so that the teaching effect is improved, and the multimedia display is relatively practical.

Description

Technical Field

[0001] The utility model relates to the technical field of teaching tools, in particular to a multimedia display. Background Art

[0002] English is an international language, the official language used by most countries, and the most widely used language in the world besides Chinese. Learning English is the premise and foundation for learning advanced Western culture, introducing advanced Western ideas and technologies, management methods and learning methods, and is also one of the ways to improve professional skills. Therefore, teaching English in China is very important. Existing English teaching usually uses blackboards and multimedia equipment to improve the vividness of teaching and facilitate students' understanding and memory.

[0003] In the patent document with publication number CN221222199U, a multimedia display is disclosed, including: a base, on which a plurality of self-locking rollers are fixedly connected; a display mechanism, which is arranged on the base and includes two motors and a plurality of support blocks.

[0004] However, the above-mentioned prior art still has some shortcomings when used. The above-mentioned prior art only sets up a display during teaching, and can only electronically display the prepared relevant teaching content, but cannot handwrite some formulas or demonstrate on the spot according to actual needs, making teaching not flexible and convenient. For this reason, we propose a multimedia display. Utility Model Content

[0005] The utility model provides a multimedia display, which solves the technical problems raised by the background technology in the prior art.

[0006] The utility model solves the above-mentioned technical problems as follows: it comprises a storage box and a mobile base, the storage box is slidably connected to a lifting platform, the upper end face of the lifting platform is fixedly connected to a hollow plate, the front end face of the hollow plate is fixedly connected to a display body, the hollow plate is slidably connected to a writing board, the upper end face of the writing board is provided with two limit holes, the left side face of the writing board is fixedly connected to a handle 2, the upper and lower sides of the hollow plate are provided with limit slide grooves, the limit slide groove is slidably connected to a limit slider fixedly connected to the writing board, the left side face of the hollow plate is fixedly connected to a fixed block 2, the upper end of the fixed block 2 is provided with a rotating cap, the lower end of the rotating cap is fixedly connected to a limit screw which penetrates the fixed block 2 and is threadedly connected to the penetrating portion, and the limit screw is slidably connected to the inside of the limit hole.

[0007] On the basis of the above technical solution, the present invention can also be improved as follows.

[0008] Furthermore, both sides of the storage box are fixedly connected with a fixing block 1, and both sides of the lifting platform are fixedly connected with a limiting plate slidably connected to the inside of the storage box.

[0009] Furthermore, a limiting rod is arranged on the left side of the lifting platform, which passes through the corresponding limiting plate and is slidably connected to the passing part, and the limiting rod is fixedly connected to the corresponding fixing block.

[0010] Furthermore, a lifting screw is provided on the right side of the lifting platform, which passes through the corresponding limiting plate and is threadedly connected to the penetrating portion. The lifting screw passes through the corresponding fixing block and is rotatably connected to the penetrating portion through a bearing.

[0011] Furthermore, the lifting screw passes through the storage box and is rotatably connected to the passing portion via a bearing, a bidirectional motor fixedly connected to the upper end surface of the movable base is disposed at the lower end of the lifting screw, and an output end of the bidirectional motor is fixedly connected to the lower end of the lifting screw via a rotating shaft.

[0012] Furthermore, support plates are fixedly connected to both sides of the storage box, the lower end of the support plates is fixedly connected to the upper end surface of the mobile base, and universal wheels are fixedly connected to the four corners of the lower end surface of the mobile base, and the universal wheels have a braking function.

[0013] Furthermore, a box cover is provided at the upper end of the storage box, the rear end of the box cover is rotatably connected to the storage box by a hinge, the front end of the box cover is limitably connected to the storage box by a buckle, and a handle is fixedly connected to the upper end surface of the box cover.

[0014] The beneficial effects of the utility model are as follows: the utility model provides a multimedia display having the following advantages:

[0015] Through the cooperation among the hollow plate, rotating cap, fixed block 2, limit screw, limit slider, limit slot, writing board and limit hole, the writing board can be slid out from the inside of the hollow plate for use when the display body is extended out of the storage box, so that teaching in writing can be carried out at the same time as display teaching on the display body, thereby improving the teaching effect.

[0016] The above description is only an overview of the technical solution of the utility model. In order to more clearly understand the technical means of the utility model and implement it according to the contents of the specification, the following is a detailed description of the preferred embodiment of the utility model with the accompanying drawings. The specific implementation method of the utility model is given in detail by the following embodiments and their drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The drawings described herein are used to provide a further understanding of the present invention and constitute a part of the present application. The exemplary embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation on the present invention. In the drawings:

[0018] Figure 1 A schematic diagram of the structure of a multimedia display provided by an embodiment of the utility model;

[0019] Figure 2 for Figure 1 A schematic top view of a structure in a multimedia display is provided;

[0020] Figure 3 for Figure 1 A schematic front and cross-sectional view of a structure in a multimedia display is provided;

[0021] Figure 4 for Figure 1 A schematic top view and cross-sectional view of a structure in a multimedia display is provided;

[0022] Figure 5 for Figure 3 A schematic diagram of a front view and cross-section of the structure of a hollow plate in a multimedia display is provided;

[0023] Figure 6 for Figure 5 A schematic diagram of an enlarged local structure in a multimedia display is provided.

[0024] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0025] 1. Box cover; 2. Storage box; 3. Handle 1; 4. Buckle; 5. Support plate; 6. Mobile base; 7. Bidirectional motor; 8. Hinge; 9. Hollow plate; 10. Rotating cap; 11. Display body; 12. Fixed block 1; 13. Limit rod; 14. Writing board; 15. Handle 2; 16. Limit plate; 17. Lifting platform; 18. Lifting screw; 19. Limit slide groove; 20. Limit slider; 21. Fixed block 2; 22. Limit screw; 23. Limit hole. DETAILED DESCRIPTION

[0026] The following is combined with Figure 1-6 The principles and features of the present invention are described, and the examples given are only used to explain the present invention, and are not used to limit the scope of the present invention. The present invention is described in more detail in the following paragraphs by way of example with reference to the accompanying drawings. The advantages and features of the present invention will become clearer according to the following description and claims. It should be noted that the drawings are all in a very simplified form and are not in precise proportions, and are only used to conveniently and clearly assist in explaining the purpose of the embodiments of the present invention.

[0027] It should be noted that when a component is referred to as being "fixed to" another component, it may be directly on the other component or there may also be a component centered. When a component is considered to be "connected to" another component, it may be directly connected to the other component or there may also be a component centered. When a component is considered to be "set on" another component, it may be directly set on the other component or there may also be a component centered. The terms "vertical", "horizontal", "left", "right" and similar expressions used herein are for illustrative purposes only.

[0028] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by those skilled in the art in the technical field of the present invention. The terms used herein in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention. The term "and / or" used herein includes any and all combinations of one or more related listed items.

[0029] like Figure 1-6 As shown, the utility model provides a multimedia display, including a storage box 2 and a mobile base 6, the storage box 2 is slidably connected with a lifting platform 17, the upper end surface of the lifting platform 17 is fixedly connected with a hollow plate 9, the front end surface of the hollow plate 9 is fixedly connected with a display body 11, the hollow plate 9 is slidably connected with a writing board 14, the upper end surface of the writing board 14 is provided with two limiting holes 23, the left side of the writing board 14 is fixedly connected with a handle 2 15, the upper and lower surfaces of the hollow plate 9 are provided with limiting slide grooves 19, the limiting slide grooves 19 are slidably connected with a limiting slider 20 fixedly connected to the writing board 14, the left side of the hollow plate 9 is fixedly connected with a fixed block 21, the upper end of the fixed block 21 is provided with a rotating cap 10, the lower end of the rotating cap 10 is fixedly connected with a limiting screw 22 that penetrates the fixed block 21 and is threadedly connected to the penetrating portion, and the limiting screw 22 is slidably connected to the limiting hole 23.

[0030] Preferably, both sides of the storage box 2 are fixedly connected with a fixing block 12, and both sides of the lifting platform 17 are fixedly connected with a limiting plate 16 slidably connected to the storage box 2. The setting of the fixing block 12 can play a limiting role.

[0031] Preferably, a limiting rod 13 penetrating the corresponding limiting plate 16 and slidably connected to the penetrating portion is arranged on the left side of the lifting platform 17 , and the limiting rod 13 is fixedly connected to the corresponding fixing block 12 .

[0032] Preferably, a lifting screw 18 is provided on the right side of the lifting platform 17, which passes through the corresponding limit plate 16 and is threadedly connected to the passing portion. The lifting screw 18 passes through the corresponding fixed block 12 and is rotatably connected to the passing portion through a bearing. The setting of the lifting screw 18 can enable the lifting platform 17 to be lifted and lowered.

[0033] Preferably, the lifting screw 18 passes through the storage box 2 and is rotatably connected to the passing portion via a bearing. The lower end of the lifting screw 18 is provided with a bidirectional motor 7 fixedly connected to the upper end surface of the movable base 6. The output end of the bidirectional motor 7 is fixedly connected to the lower end of the lifting screw 18 via a rotating shaft. The setting of the bidirectional motor 7 can enable the lifting screw 18 to rotate forward and reverse.

[0034] Preferably, both side surfaces of the storage box 2 are fixedly connected with support plates 5, the lower end of the support plates 5 is fixedly connected to the upper end surface of the movable base 6, and the four corners of the lower end surface of the movable base 6 are fixedly connected with universal wheels, the universal wheels have a braking function, and the setting of the universal wheels can make the entire device move.

[0035] Preferably, a box cover 1 is provided at the upper end of the storage box 2, the rear end of the box cover 1 is rotatably connected to the storage box 2 by a hinge 8, the front end of the box cover 1 is limitedly connected to the storage box 2 by a buckle 4, and a handle 3 is fixedly connected to the upper end surface of the box cover 1.

[0036] The specific working principle and use method of the utility model are as follows:

[0037] The utility model provides a multimedia display. When in use, the limiting relationship between the box cover 1 and the storage box 2 is released by the buckle 4, and then the box cover 1 is opened by the hinge 8, and then the bidirectional motor 7 is controlled to rotate the lifting screw 18, and then the lifting platform 17 is slid up inside the storage box 2 under the action of the limiting plate 16, thereby driving the hollow plate 9 and the display body 11 to slide up, so that the hollow plate 9 and the display body 11 are slid out of the storage box 2 for use, and after sliding out, the limiting screw 22 is rotated by rotating the rotating cap 10, so that the limiting screw 22 is separated from the limiting hole 23 at this time, and then the storage box 2 can be opened. The writing board 14 is directly pulled to make it slide in a limited position through the cooperation of the limit slider 20 and the limit slide groove 19. When the limit slider 20 moves to the maximum limit, the limit screw 22 is reversed by reversing the rotating cap 10, so that the limit screw 22 can be lowered and slide into the corresponding limit hole 23 at this time, so that the writing board 14 is limited after being pulled out, so as to facilitate the writing processing of the writing board 14. Through the cooperation of the writing board 14 and the display body 11, writing teaching can be carried out at the same time as display teaching, thereby improving the teaching effect.

[0038] The above description is only a preferred embodiment of the utility model and does not impose any form of limitation on the utility model. Any ordinary technician in the industry can smoothly implement the utility model as shown in the drawings of the specification and described above. However, any equivalent changes, modifications and evolutions made by technicians familiar with the profession without departing from the scope of the technical solution of the utility model using the technical content disclosed above are all equivalent embodiments of the utility model. At the same time, any equivalent changes, modifications and evolutions made to the above embodiments based on the essential technology of the utility model are still within the protection scope of the technical solution of the utility model.

Claims

1. A multimedia display, comprising a storage box (2) and a mobile base (6), characterized in that: The storage box (2) is slidably connected to a lifting platform (17) inside, the upper end surface of the lifting platform (17) is fixedly connected to a hollow plate (9), the front end surface of the hollow plate (9) is fixedly connected to a display body (11), the hollow plate (9) is slidably connected to a writing board (14) inside, the upper end surface of the writing board (14) is provided with two limiting holes (23), the left side of the writing board (14) is fixedly connected to a handle (15), and the upper and lower surfaces of the hollow plate (9) are provided with limiting holes (23). The limiting slide groove (19) is slidably connected to a limiting slider (20) fixedly connected to the writing board (14), the left side of the hollow plate (9) is fixedly connected to a second fixing block (21), the upper end of the second fixing block (21) is provided with a rotating cap (10), the lower end of the rotating cap (10) is fixedly connected to a limiting screw (22) that penetrates the second fixing block (21) and is threadedly connected to the penetration portion, and the limiting screw (22) is slidably connected to the inside of the limiting hole (23).

2. A multimedia display according to claim 1, characterized in that: Both sides of the storage box (2) are fixedly connected to a fixed block (12), and both sides of the lifting platform (17) are fixedly connected to a limit plate (16) slidably connected to the inside of the storage box (2).

3. A multimedia display according to claim 2, characterized in that: A limiting rod (13) is arranged on the left side of the lifting platform (17) and penetrates the corresponding limiting plate (16) and is slidably connected to the penetrating portion. The limiting rod (13) is fixedly connected to the corresponding fixing block (12).

4. A multimedia display according to claim 3, characterized in that: The right side of the lifting platform (17) is provided with a lifting screw (18) which penetrates the corresponding limiting plate (16) and is threadedly connected to the penetration portion. The lifting screw (18) penetrates the corresponding fixing block (12) and is rotatably connected to the penetration portion via a bearing.

5. A multimedia display according to claim 4, characterized in that: The lifting screw (18) passes through the storage box (2) and is rotatably connected to the passing portion via a bearing. A bidirectional motor (7) fixedly connected to the upper end surface of the movable base (6) is provided at the lower end of the lifting screw (18). The output end of the bidirectional motor (7) is fixedly connected to the lower end of the lifting screw (18) via a rotating shaft.

6. A multimedia display according to claim 1, characterized in that: The two sides of the storage box (2) are fixedly connected with support plates (5), the lower end of the support plate (5) is fixedly connected to the upper end surface of the mobile base (6), and the four corners of the lower end surface of the mobile base (6) are fixedly connected with universal wheels, and the universal wheels have a braking function.

7. A multimedia display according to claim 1, characterized in that: The upper end of the storage box (2) is provided with a box cover (1), the rear end of the box cover (1) is rotatably connected to the storage box (2) by means of a hinge (8), the front end of the box cover (1) is limitably connected to the storage box (2) by means of a buckle (4), and the upper end surface of the box cover (1) is fixedly connected with a handle (3).

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