CN220752879U - Multimedia display - Google Patents

Abstract

The utility model relates to the technical field of multimedia and discloses a multimedia display, which comprises a mounting plate, wherein both sides of the upper end of the mounting plate are fixedly provided with a fixing plate, the inner wall of the fixing plate is rotationally connected with a first rotating rod, one end of the first rotating rod is fixedly provided with a first roller, the inner wall of the first roller is movably provided with a driving belt, one end of the driving belt is movably provided with a second roller, and the lower end of the mounting plate is sequentially provided with a heat dissipation hole. This multimedia display, through fixed plate, first bull stick, first gyro wheel, drive belt, second gyro wheel, connecting plate, light screen and light screen's setting, played when the sunshine is comparatively sufficient influences the scholars and watches the content on the display body, rotated the handle and drove first gyro wheel and second gyro wheel and rotate, thereby the second gyro wheel drives the rotation of light screen when driving first bull stick pivoted, thereby can let the scholars conveniently see the teaching content after adjusting to suitable angle with the light screen.

Description

Multimedia display

Technical Field

The utility model relates to the technical field of multimedia, in particular to a multimedia display.

Background

Along with the application of the multimedia teaching equipment, more courses get rid of chalk blackboard writing, and the harm of dust to the health of teachers and students is reduced, but if the running time of the existing multimedia is longer, the overheating of the multimedia can cause short circuit of electronic elements.

However, the existing multimedia display has the following disadvantages:

(1) If the light is stronger in the teaching process, the learner may not conveniently get the content on the display, so that the learning efficiency of the learner is reduced;

(2) A large amount of heat is generated in the common multimedia device during long-time operation, and the electronic components in the multimedia device are easily short-circuited due to the continuous rise of the heat.

Accordingly, the present utility model provides a multimedia display.

Disclosure of Invention

(one) solving the technical problems

The utility model solves the technical problems that the practicability is higher, the structure is simpler through simple operation, and the problem that if the light is stronger in the teaching process, the content on the display can be inconvenient for students, the learning efficiency of the students is reduced, a large amount of heat can be generated in the general multimedia for a long time, and the electronic elements in the multimedia equipment are easily short-circuited due to the continuous rising of the heat is solved.

(II) technical scheme

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a multi-media display, includes the mounting panel, the equal fixed plate in both sides of mounting panel upper end, the fixed plate inner wall rotates and is connected with first bull stick, the one end fixed mounting of first bull stick has first gyro wheel, the inner wall movable mounting of first gyro wheel has the drive belt, the one end movable mounting of drive belt has the second gyro wheel, the louvre has been seted up in proper order to the lower extreme of mounting panel, the middle part fixed mounting of louvre inner wall has the radiator fan, the lower extreme fixed mounting of louvre inner wall has the dust screen, the middle part fixed mounting of mounting panel inner wall has the display body.

Optionally, the spout has been seted up to the interior bottom wall of mounting panel, the inner wall of spout has the slide bar in proper order sliding connection, and the dust guard can slide on the mounting panel through the slide bar.

Optionally, the upper end fixed mounting of slide bar has the dust guard, the quantity of dust guard is two, and the dust guard can prevent to drop on the display body when not using and lead to damaging.

Optionally, the inner wall fixed mounting of dust guard has the wordpad, one side fixed mounting of dust guard has magnet, and the dust guard can be through magnet combination when not using.

Optionally, the equal fixed mounting in both sides on bull stick surface has the connecting plate, the upper end fixed mounting of connecting plate has the light screen, the one end fixed mounting of light screen has the shading cloth, and light screen and shading cloth can prevent that light from being stronger from leading to the learning efficiency of student to reduce.

Optionally, the one end of mounting panel loops through bolt fixed mounting and has the bracing piece, the one end fixed mounting of bracing piece has the installation pole, and bracing piece and installation pole can be with the mounting panel on the wall.

(III) beneficial effects

The utility model provides a multimedia display, which has the following beneficial effects:

1. this multimedia display, through fixed plate, first bull stick, first gyro wheel, drive belt, second gyro wheel, connecting plate, light screen and light screen's setting, played when the sunshine is comparatively sufficient influences the scholars and watches the content on the display body, rotated the handle and drove first gyro wheel and second gyro wheel and rotate, thereby the second gyro wheel drives the rotation of light screen when driving first bull stick pivoted, thereby can let the scholars conveniently see the teaching content after adjusting to suitable angle with the light screen.

2. This multimedia display, through the setting of radiator fan, the dust screen, dust guard and magnet, played when needs use the display body with the dust guard pull open, then the heat that the display body was given off can be discharged downwards to the radiator fan in the use, just so solved the continuous rising of heat and make the electronic component short circuit in the multimedia device more easily and the teacher directly give off the heat that the display body gives off to the teacher face when teaching and lead to the teacher to feel uncomfortable problem, and dust screen and dust guard can prevent that the dust is more when not using to lead to the display body to damage.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of a split structure of the present utility model;

FIG. 3 is an enlarged schematic view of the structure of FIG. 2A according to the present utility model;

fig. 4 is a schematic diagram of a heat dissipating fan according to the present utility model.

In the figure: 1. a mounting plate; 2. a fixing plate; 3. a first rotating lever; 4. a first roller; 5. a transmission belt; 6. a second roller; 7. a heat dissipation fan; 8. a dust screen; 9. a display body; 10. a slide bar; 11. a dust-proof plate; 12. a writing board; 13. a magnet; 14. a connecting plate; 15. a light shielding plate; 16. a shade cloth; 17. a support rod; 18. and (5) mounting a rod.

Detailed Description

The technical solutions in 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. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 4, the present utility model provides a technical solution: the utility model provides a multimedia display, including mounting panel 1, through the setting of mounting panel 1, the effect of installation fixed plate 2 has been played, the both sides of mounting panel 1 upper end are all fixed mounting fixed plate 2, the rotation of fixed plate 2 inner wall is connected with first bull stick 3, the fixed mounting of one end of first bull stick 3 has first gyro wheel 4, the inner wall movable mounting of first gyro wheel 4 has drive belt 5, the one end movable mounting of drive belt 5 has second gyro wheel 6, through the setting of fixed plate 2, first bull stick 3, first gyro wheel 4, drive belt 5, second gyro wheel 6, connecting plate 14, light screen 15 and light screen 16, the effect is played when the sunlight is comparatively sufficient influences the content on the student looks at display body 9, the rotation handle drives first gyro wheel 4 and second gyro wheel 6 and rotates, drive light screen 15 rotation simultaneously when second gyro wheel 6 drives first bull stick 3 rotation, the shielding plate 15 is adjusted to a proper angle so that students can conveniently see the effect of teaching contents, the lower end of the mounting plate 1 is sequentially provided with the heat dissipation holes, the middle part of the inner wall of each heat dissipation hole is fixedly provided with the heat dissipation fan 7, the lower end of the inner wall of each heat dissipation hole is fixedly provided with the dust screen 8, the dust screen 11 and the magnet 13 are arranged, the effect that the dust screen 11 is pulled open when the display body 9 is needed to be used is achieved, then the heat emitted by the display body 9 can be downwards discharged by the heat dissipation fan 7 in the use process, the problem that the teacher feels uncomfortable due to the fact that the heat emitted by the display body 9 is directly emitted to the face of the teacher when the teacher is taught is solved, the dust screen 8 and the dust screen 11 can prevent the effect that the display body 9 is damaged due to more dust when the dust is not used is fixedly arranged in the middle of the inner wall of the mounting plate 1, the display body 9 uses a TFT screen, TFT (Thin Film Transistor), i.e. a thin film field effect transistor, which is one of active matrix liquid crystal displays. It can "actively" control individual pixels on the screen, which can greatly increase the reaction time. The reaction time of the common TFT is relatively fast, about 80 milliseconds, and the visible angle is large, which can reach about 130 degrees generally;

the inner bottom wall of the mounting plate 1 is provided with a sliding groove, the inner wall of the sliding groove is sequentially connected with a sliding rod 10 in a sliding manner, and the dust-proof plate 11 can slide through the arrangement of the sliding rod 10;

the upper end of the slide bar 10 is fixedly provided with dust-proof plates 11, and the dust-proof plates 11 are arranged to increase the dust-proof effect;

the writing board 12 is fixedly arranged on the inner wall of the dustproof plate 11, the magnet 13 is fixedly arranged on one side of the dustproof plate 11, and the dustproof plate 11 can be limited through the arrangement of the magnet 13;

the two sides of the surface of the first rotating rod 3 are fixedly provided with the connecting plates 14, the upper ends of the connecting plates 14 are fixedly provided with the light shielding plates 15, one ends of the light shielding plates 15 are fixedly provided with the light shielding cloth 16, and the function of increasing the light shielding effect is achieved through the arrangement of the light shielding cloth 16;

one end of the mounting plate 1 is fixedly provided with a supporting rod 17 through bolts, one end of the supporting rod 17 is fixedly provided with a mounting rod 18, and the display body 9 is mounted on a wall surface through the arrangement of the supporting rod 17 and the mounting rod 18.

In the utility model, the working steps of the device are as follows:

a first step of: when the display body 9 is required to be used, the dustproof plate 11 is pulled open, and then the heat radiating fan 7 can downwards discharge the heat emitted by the display body 9 in the use process, so that the problem that a teacher feels uncomfortable due to the fact that the heat emitted by the display body 9 is directly emitted to the face of the teacher in teaching is solved;

and a second step of: when sunlight is sufficient enough to influence students to watch the content on the display body 9, the rotating handle drives the first roller 4 and the second roller 6 to rotate, and meanwhile, the second roller 6 drives the first rotating rod 3 to rotate and simultaneously drives the light shielding plate 15 to rotate, and the light shielding plate 15 is adjusted to a proper angle.

It should be noted that, the device structure and the drawings of the present utility model mainly describe the principle of the present utility model, in terms of the technology of the design principle, the arrangement of the power mechanism, the power supply system, the control system, etc. of the device is not completely described, and on the premise that the person skilled in the art understands the principle of the present utility model, the specific details of the power mechanism, the power supply system and the control system can be clearly known, the control mode of the application file is automatically controlled by the controller, and the control circuit of the controller can be realized by simple programming of the person skilled in the art;

the standard parts used in the method can be purchased from the market, and can be customized according to the description of the specification and the drawings, the specific connection modes of the parts are conventional means such as mature bolts, rivets and welding in the prior art, the machines, the parts and the equipment are conventional models in the prior art, and the structures and the principles of the parts are all known by the skilled person through technical manuals or through conventional experimental methods.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. A multimedia display comprising a mounting plate (1), characterized in that: the utility model discloses a solar cell module, including mounting panel (1), fixed plate (2) inner wall rotation is connected with first bull stick (3), the one end fixed mounting of first bull stick (3) has first gyro wheel (4), the inner wall movable mounting of first gyro wheel (4) has drive belt (5), the one end movable mounting of drive belt (5) has second gyro wheel (6), the louvre has been seted up in proper order to the lower extreme of mounting panel (1), the middle part fixed mounting of louvre inner wall has radiator fan (7), the lower extreme fixed mounting of louvre inner wall has dust screen (8), the middle part fixed mounting of mounting panel (1) inner wall has display body (9).

2. A multimedia display according to claim 1, characterized in that: the inner bottom wall of the mounting plate (1) is provided with a sliding groove, and the inner wall of the sliding groove is sequentially connected with a sliding rod (10) in a sliding manner.

3. A multimedia display according to claim 2, characterized in that: the upper end of the sliding rod (10) is fixedly provided with dust-proof plates (11), and the number of the dust-proof plates (11) is two.

4. A multimedia display according to claim 3, characterized in that: the writing board (12) is fixedly arranged on the inner wall of the dustproof plate (11), and the magnet (13) is fixedly arranged on one side of the dustproof plate (11).

5. A multimedia display according to claim 1, characterized in that: the two sides of the surface of the first rotating rod (3) are fixedly provided with connecting plates (14), the upper ends of the connecting plates (14) are fixedly provided with light shielding plates (15), and one ends of the light shielding plates (15) are fixedly provided with light shielding cloth (16).

6. A multimedia display according to claim 1, characterized in that: one end of the mounting plate (1) is fixedly provided with a supporting rod (17) through bolts in sequence, and one end of the supporting rod (17) is fixedly provided with a mounting rod (18).