CN215674359U

CN215674359U - Multimedia teaching device for movie & TV

Info

Publication number: CN215674359U
Application number: CN202121447658.9U
Authority: CN
Inventors: 潘小楼
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-06-28
Filing date: 2021-06-28
Publication date: 2022-01-28
Anticipated expiration: 2031-06-28

Abstract

The application discloses a multimedia teaching device for movies and televisions, which comprises a fixed beam, a fixed frame, an electric push rod, a multimedia projector, a moving structure, an auxiliary fixed structure and an adjusting structure; the fixing device comprises a fixing beam, fixing frames and a sliding plate, wherein the fixing frames are fixedly connected to two sides of the upper surface of the fixing beam, mounting holes are formed in the two fixing frames, the fixing beam is provided with a moving structure in an installing mode, and the sliding plate is arranged on the bottom surface of the fixing beam in a sliding mode. Can carry out multimedia projection teaching through multimedia projector, the structure can be adjusted by the cooperation comparatively convenient projection angle to multimedia projector simultaneously, and the cooperation curtain uses more in a flexible way, and this application has mobile structure, can be comparatively convenient adjustment multimedia projector's position through mobile structure for the projection effect is better, can in time adjust when the skew phenomenon appears, and this application has supplementary fixed knot to be constructed.

Description

Multimedia teaching device for movie & TV

Technical Field

The application relates to the field of multimedia teaching, in particular to a multimedia teaching device for movies and televisions.

Background

The film and television education training mechanism is dedicated to education and teaching work of film and television art major and sets up professions such as film and television art training, film and television college entrance examination training, film and television performance training class, film and television director, drama, film and television literature, broadcast and television program guide, broadcasting, photography and the like.

At present stage, multimedia projector need often use for the movie & TV education, and traditional projecting apparatus is inconvenient when using to position and angle adjustment, when appearing the skew between projecting apparatus and the curtain, influences the effect of watching and then influences work such as maintenance clearance in inconvenient later stage simultaneously to the teaching effect. Therefore, a multimedia teaching device for film and television is proposed to solve the above problems.

Disclosure of Invention

The multimedia teaching device for the movie & TV is provided in the embodiment and is used for solving the problems of inconvenient adjustment and inconvenient later maintenance and repair of an ordinary multimedia projector in the prior art.

According to one aspect of the application, a multimedia teaching device for movies and televisions is provided, which comprises a fixed beam, a fixed frame, an electric push rod, a multimedia projector, a moving structure, an auxiliary fixed structure and an adjusting structure;

the fixed beam is provided with a moving structure in an installing mode, a sliding plate is arranged at the bottom face of the fixed beam in a sliding mode, one end of an electric push rod is fixedly installed at the bottom face of the sliding plate, the other end of the electric push rod is rotatably connected with a rotating seat, a fixed sliding chute shell is fixedly connected at the bottom face of the rotating seat, and an auxiliary fixing structure is installed on the fixed sliding chute shell.

Further, the moving structure comprises a sliding block, a servo motor A and a threaded rod A, an inner cavity is formed in the fixed beam, the sliding block is arranged in the inner cavity of the fixed beam in a sliding mode, and the sliding block is fixedly connected with the sliding plate.

Further, rotate between the inner chamber both sides of fixed beam and be connected with threaded rod A, threaded rod A run through the slider and with between the slider screw-thread fit, one side department fixed mounting of fixed beam has servo motor A, servo motor A's output shaft end extend to the inner chamber of fixed beam in and with threaded rod A's one end fixed connection.

Further, supplementary fixed knot constructs including spacing slider, movable clamp plate, fixed splint, threaded rod B, bevel gear A, servo motor B and bevel gear B, it is provided with spacing slider to slide in the inner chamber of fixed spout shell, the bottom surface department of fixed spout shell slides and is provided with movable clamp plate, move fixed connection between splint and the spacing slider, fixed connection is decided to the bottom surface department fixedly connected with of fixed spout shell.

Furthermore, a threaded rod B is rotatably connected between the side walls of the two sides of the inner cavity of the fixed sliding chute shell, and the threaded rod B penetrates through the limiting slide block and is in threaded fit with the limiting slide block.

Furthermore, a servo motor B is fixedly installed on the upper surface of the fixed sliding chute shell, the tail end of an output shaft of the servo motor B extends into the inner cavity of the fixed sliding chute shell, a conical gear B is fixedly connected at the tail end of the output shaft of the servo motor B, a conical gear A is fixedly connected at the arc-shaped wall of the threaded rod B, and the conical gear A and the conical gear B are meshed with each other.

Further, move splint and decide the installation on the splint and be provided with the regulation structure, adjust the structure and include spacing inserted block, servo motor C, dwang and rectangle inserted block, decide splint and the lateral wall department of moving the splint and all rotate and be connected with spacing inserted block.

Further, the lateral wall department fixed mounting who decides the splint has servo motor C, servo motor C's output shaft end department fixedly connected with dwang's one end, the other end of dwang extends to the inboard department of spacing inserted block, the one end department fixedly connected with rectangle inserted block of dwang.

Furthermore, circular grooves are formed in the two sides of the multimedia projector, a fixing slot is fixedly connected to the circular grooves of the multimedia projector, and the rectangular insertion block is inserted into the fixing slot.

Further, the side wall of the movable clamping plate and the side wall of the fixed clamping plate are fixedly provided with cooling fans, and the shell of the multimedia projector is provided with ventilation holes.

Through the above-mentioned embodiment of this application, can carry out multimedia projection teaching through multimedia projector, the cooperation is adjusted the structure simultaneously and can be comparatively convenient adjust multimedia projector's projection angle, the cooperation curtain uses more in a flexible way, this application has mobile structure, can be comparatively convenient adjustment multimedia projector's position through mobile structure, make the projection effect better, can in time adjust when the skew phenomenon appears, this application has supplementary fixed knot structure, can comparatively convenient fix multimedia projector or lift off through supplementary fixed knot structure, easy operation is nimble, high durability and convenient use, the work such as the maintenance clearance in the later stage of being convenient for goes on, and is suitable for promoting.

Drawings

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

FIG. 1 is a schematic perspective view of an embodiment of the present application;

FIG. 2 is a schematic diagram of an internal structure of an embodiment of the present application;

FIG. 3 is an enlarged view of a portion of the structure of FIG. 2 according to an embodiment of the present disclosure;

FIG. 4 is an enlarged view of a portion of the structure shown in FIG. 2B according to an embodiment of the present disclosure;

FIG. 5 is a side view of a clamping plate according to one embodiment of the present application;

FIG. 6 is a schematic side view of a multimedia projector according to an embodiment of the present application;

fig. 7 is a schematic top view of a multimedia projector according to an embodiment of the present application.

In the figure: 1. the device comprises a fixed beam, 2, a sliding block, 3, a sliding plate, 4, an electric push rod, 5, a rotating seat, 6, a fixed sliding chute shell, 7, servo motors A, 8, threaded rods A, 9, a fixed frame, 10, a limiting sliding block, 11, a movable clamping plate, 12, a fixed clamping plate, 13, a threaded rod B, 14, a bevel gear A, 15, a servo motor B, 16, a bevel gear B, 17, a multimedia projector, 18, a limiting insertion block, 19, a servo motor C, 20, a rotating rod, 21, a rectangular insertion block, 22, a fixed insertion groove, 23, a heat dissipation fan, 24 and a ventilation hole.

Detailed Description

In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all 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 application.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

In this application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.

Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.

Furthermore, the terms "mounted," "disposed," "provided," "connected," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.

The auxiliary fixing structure in the present embodiment can be applied to various projectors, for example, the following projector is provided in the present embodiment, and the auxiliary fixing structure in the present embodiment can be used to perform auxiliary fixing of the following projector.

The projector comprises a shell, a heat dissipation window, a plurality of heat dissipation brackets and dust shielding plates, wherein the number of the dust shielding plates corresponds to that of the heat dissipation brackets; the heat dissipation window is arranged on the machine shell, the plurality of heat dissipation supports are horizontally or vertically arranged in the window of the heat dissipation window, the plurality of dust shielding plates are respectively sleeved on the heat dissipation supports, so that the dust shielding plates rotate on the heat dissipation supports to open or shield the heat dissipation window, and in a preferred embodiment, the dust shielding plates comprise a micro air pump and a ventilation pipeline; the ventilation pipeline is arranged on the two side plate surfaces of the dust shielding plate, a plurality of air outlets are formed in the pipe wall of the ventilation pipeline, an air inlet of the ventilation pipeline is communicated with the air outlet of the air pump, in a preferred embodiment, two heat dissipation windows are arranged and are respectively formed in the two opposite side surfaces of the shell, and in a preferred embodiment, the ventilation pipeline comprises a main board and a refrigerating sheet; the main board is installed inside the machine shell, the refrigeration surface of the refrigeration piece is attached to the outer wall of the main board, the heat dissipation surface of the refrigeration piece is attached to the inner wall of the machine shell, in a preferred embodiment, the lens comprises an optical substrate, an AR film layer is plated on the outer surface of the optical substrate, an AF film layer is plated on the outer surface of the AR film layer, in a preferred embodiment, the AR film layer is formed by alternately and circularly superposing a Si3N4 film layer and a SiO2 film layer, in a preferred embodiment, the total number of the AR film layers is 6-10, and in a preferred embodiment, the AF film layer is an Al2O3 film layer.

Of course, the present embodiment can also be used to fix projectors with other structures. Here, description is not repeated, and the multimedia teaching apparatus for movies and televisions according to the embodiment of the present application is introduced below.

Referring to fig. 1-7, a multimedia teaching device for movie and television comprises a fixed beam 1, a fixed frame 9, an electric push rod 4, a multimedia projector 17, a moving structure, an auxiliary fixing structure and an adjusting structure;

the device is characterized in that both sides of the upper surface of the fixed beam 1 are fixedly connected with fixed frames 9, mounting holes are respectively arranged on the two fixed frames 9, a moving structure is arranged on the fixed beam 1, a sliding plate 3 is slidably arranged on the bottom surface of the fixed beam 1, one end of an electric push rod 4 is fixedly arranged on the bottom surface of the sliding plate 3, the other end of the electric push rod 4 is rotatably connected with a rotating seat 5, a fixed sliding groove shell 6 is fixedly connected on the bottom surface of the rotating seat 5, and an auxiliary fixing structure is arranged on the fixed sliding groove shell 6, so that multimedia projection teaching can be carried out through the multimedia projector 17, meanwhile, the projection angle of the multimedia projector 17 can be conveniently adjusted through a matching adjusting structure, the multimedia projector is more flexibly used in matching with a curtain, the device has a moving structure, and the position of the multimedia projector 17 can be conveniently adjusted through the moving structure, make the projection effect better, can in time adjust when the skew phenomenon appears, this application has supplementary fixed knot to construct, can be comparatively convenient fix multimedia projector 17 or lift off through supplementary fixed knot to construct, easy operation is nimble, convenient to use, and the work such as the maintenance clearance in the later stage of being convenient for goes on, is fit for promoting.

The moving structure comprises a sliding block 2, a servo motor A7 and a threaded rod A8, an inner cavity is formed in the fixed beam 1, the sliding block 2 is arranged in the inner cavity of the fixed beam 1 in a sliding mode, the sliding block 2 and the sliding plate 3 are fixedly connected, the sliding plate 3 can be driven to move through the movement of the sliding block 2, and the position of the multimedia projector 17 can be adjusted through the movement of the sliding plate 3; a threaded rod A8 is rotatably connected between two sides of an inner cavity of the fixed beam 1, the threaded rod A8 penetrates through the sliding block 2 and is in threaded fit with the sliding block 2, a servo motor A7 is fixedly installed at one side of the fixed beam 1, the tail end of an output shaft of the servo motor A7 extends into the inner cavity of the fixed beam 1 and is fixedly connected with one end of the threaded rod A8, the threaded rod A8 can be driven to rotate through the operation of the servo motor A7, and the position of the sliding block 2 can be adjusted through the rotation of the threaded rod A8; the auxiliary fixing structure comprises a limiting slide block 10, a movable clamp plate 11, a fixed clamp plate 12, a threaded rod B13, a bevel gear A14, a servo motor B15 and a bevel gear B16, the limiting slide block 10 is arranged in the inner cavity of the fixed sliding chute shell 6 in a sliding mode, the movable clamp plate 11 is arranged on the bottom surface of the fixed sliding chute shell 6 in a sliding mode, the movable clamp plate 11 is fixedly connected with the limiting slide block 10, the fixed clamp plate 12 is fixedly connected to the bottom surface of the fixed sliding chute shell 6, and the movable clamp plate 11 can be driven to move through the movement of the limiting slide block 10; a threaded rod B13 is rotatably connected between the side walls of the two sides of the inner cavity of the fixed chute shell 6, and the threaded rod B13 penetrates through the limiting slide block 10 and is in threaded fit with the limiting slide block 10; a servo motor B15 is fixedly installed on the upper surface of the fixed sliding chute shell 6, the tail end of an output shaft of the servo motor B15 extends into an inner cavity of the fixed sliding chute shell 6, a bevel gear B16 is fixedly connected at the tail end of an output shaft of the servo motor B15, a bevel gear A14 is fixedly connected at the arc-shaped wall of the threaded rod B13, the bevel gear A14 and the bevel gear B16 are meshed with each other, the bevel gear B16 can be driven to rotate through the operation of the servo motor B15, the bevel gear A14 is driven to rotate, the threaded rod B13 is driven to rotate, and the limit slider 10 can be driven to move through the rotation of the threaded rod B13; the movable clamping plate 11 and the fixed clamping plate 12 are provided with adjusting structures, each adjusting structure comprises a limiting insertion block 18, a servo motor C19, a rotating rod 20 and a rectangular insertion block 21, and the side walls of the fixed clamping plate 12 and the movable clamping plate 11 are rotatably connected with the limiting insertion blocks 18; a servo motor C19 is fixedly installed at the side wall of the fixed clamping plate 12, one end of a rotating rod 20 is fixedly connected at the tail end of an output shaft of the servo motor C19, the other end of the rotating rod 20 extends to the inner side of the limiting insertion block 18, and a rectangular insertion block 21 is fixedly connected at one end of the rotating rod 20; circular grooves are formed in the two sides of the multimedia projector 17, a fixed slot 22 is fixedly connected to the circular groove of the multimedia projector 17, the rectangular insertion block 21 is inserted into the fixed slot 22, the rotating rod 20 can be driven to rotate through the work of the servo motor C19, the rectangular insertion block 21 can be driven to rotate through the rotation of the rotating rod 20, the fixed slot 22 is driven to rotate, and the angle of the multimedia projector 17 is adjusted; the side walls of the movable clamping plate 11 and the fixed clamping plate 12 are fixedly provided with cooling fans 23, the shell of the multimedia projector 17 is provided with ventilation holes 24, and the multimedia projector 17 can be subjected to auxiliary cooling treatment by blowing through the cooling fans 23.

When the multi-media projector fixing device is used, firstly, the fixing frame 9 is fixedly installed at a corresponding ceiling, when the position of the multi-media projector 17 needs to be adjusted, the threaded rod A8 can be driven to rotate through the work of the servo motor A7, the position of the sliding block 2 can be adjusted through the rotation of the threaded rod A8, the sliding plate 3 can be driven to move through the movement of the sliding block 2, the position of the multi-media projector 17 can be adjusted through the movement of the sliding plate 3, when the angle of the multi-media projector 17 needs to be adjusted, the rotating rod 20 can be driven to rotate through the work of the servo motor C19, the rectangular insertion block 21 can be driven to rotate through the rotation of the rotating rod 20, the fixing slot 22 is driven to rotate, the angle of the multi-media projector 17 is adjusted, when the multi-media projector 17 breaks down and needs to be maintained, work through servo motor B15 can drive conical gear B16 and rotate, and then transfer conical gear A14 and rotate, and then drive threaded rod B13 and rotate, rotation through threaded rod B13 can drive limit slide 10 and remove, the removal through limit slide 10 drives movable clamp plate 11 and removes, make movable clamp plate 11 drive spacing inserted block 18 and multimedia projector 17 separation, can take off multimedia projector 17, maintain multimedia projector 17 the back, place multimedia projector 17 again between movable clamp plate 11 and fixed clamp plate 12, the removal through movable clamp plate 11 drives two spacing inserted blocks 18 and inserts in the circular recess of multimedia projector 17 both sides, make rectangle inserted block 21 insert in fixed slot 22 simultaneously, can accomplish the installation work.

The application has the advantages that:

1. the multimedia projection teaching device is reasonable in structure and convenient to use, multimedia projection teaching can be carried out through the multimedia projector, meanwhile, the projection angle of the multimedia projector can be conveniently adjusted by matching with the adjusting structure, and the multimedia projection teaching device is more flexible to use by matching with a curtain;

2. the multimedia projector has the advantages that the mobile structure is adopted, the position of the multimedia projector can be conveniently adjusted through the mobile structure, so that the projection effect is better, and the multimedia projector can be timely adjusted when the offset phenomenon occurs;

3. this application has supplementary fixed knot structure, can be comparatively convenient fix or lift off multimedia projector through supplementary fixed knot structure, easy operation is nimble, and convenient to use, the maintenance in the later stage of being convenient for work such as clearance goes on, is fit for promoting.

It is well within the skill of those in the art to implement, without undue experimentation, the present application is not directed to software and process improvements, as they relate to circuits and electronic components and modules.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A multimedia teaching device for movie and television is characterized in that: comprises a fixed beam (1), a fixed frame (9), an electric push rod (4), a multimedia projector (17), a moving structure, an auxiliary fixed structure and an adjusting structure;

the fixed beam is characterized in that fixing frames (9) are fixedly connected to two sides of the upper surface of the fixed beam (1) in an equal mode, mounting holes are formed in the fixing frames (9), a moving structure is arranged on the fixed beam (1), a sliding plate (3) is arranged on the bottom surface of the fixed beam (1) in a sliding mode, one end of an electric push rod (4) is fixedly mounted on the bottom surface of the sliding plate (3), the other end of the electric push rod (4) is rotatably connected with a rotating seat (5), a fixed sliding chute shell (6) is fixedly connected to the bottom surface of the rotating seat (5), and an auxiliary fixing structure is arranged on the fixed sliding chute shell (6).

2. A video multimedia teaching apparatus according to claim 1, wherein: the moving structure comprises a sliding block (2), a servo motor A (7) and a threaded rod A (8), an inner cavity is formed in the fixed beam (1), the sliding block (2) is arranged in the inner cavity of the fixed beam (1) in a sliding mode, and the sliding block (2) is fixedly connected with the sliding plate (3).

3. A video multimedia teaching apparatus according to claim 2, wherein: rotate between the inner chamber both sides of fixed beam (1) and be connected with threaded rod A (8), threaded rod A (8) run through slider (2) and with slider (2) between screw-thread fit, one side department fixed mounting of fixed beam (1) has servo motor A (7), the output shaft end of servo motor A (7) extend to the inner chamber of fixed beam (1) in and with the one end fixed connection of threaded rod A (8).

4. A video multimedia teaching apparatus according to claim 1, wherein: supplementary fixed knot constructs including limit slide (10), move splint (11), decide splint (12), threaded rod B (13), bevel gear A (14), servo motor B (15) and bevel gear B (16), it is provided with limit slide (10) to slide in the inner chamber of fixed spout shell (6), the bottom surface department of fixed spout shell (6) slides and is provided with moves splint (11), move fixed connection between splint (11) and limit slide (10), the bottom surface department fixedly connected with of fixed spout shell (6) decides splint (12).

5. A video multimedia teaching apparatus according to claim 4, wherein: the threaded rod B (13) is rotatably connected between the side walls of the two sides of the inner cavity of the fixed sliding chute shell (6), and the threaded rod B (13) penetrates through the limiting slide block (10) and is in threaded fit with the limiting slide block (10).

6. A video multimedia teaching apparatus according to claim 4, wherein: the upper surface department fixed mounting of fixed spout shell (6) has servo motor B (15), the output shaft end of servo motor B (15) extends to in the inner chamber of fixed spout shell (6), the output shaft end fixedly connected with conical gear B (16) of servo motor B (15), the arc wall department fixedly connected with conical gear A (14) of threaded rod B (13), intermeshing between conical gear A (14) and conical gear B (16).

7. A video multimedia teaching apparatus according to claim 4, wherein: move splint (11) and decide splint (12) and go up the installation and be provided with the regulation structure, adjust the structure and include spacing inserted block (18), servo motor C (19), dwang (20) and rectangle inserted block (21), the lateral wall department of deciding splint (12) and moving splint (11) all rotates and is connected with spacing inserted block (18).

8. A video multimedia teaching apparatus according to claim 4, wherein: decide the lateral wall department fixed mounting of splint (12) servo motor C (19), the output shaft end department fixedly connected with dwang (20) of servo motor C (19) one end, the other end of dwang (20) extends to the inboard department of spacing inserted block (18), the one end department fixedly connected with rectangle inserted block (21) of dwang (20).

9. A video multimedia teaching apparatus according to claim 1, wherein: circular grooves are formed in the two sides of the multimedia projector (17), a fixing slot (22) is fixedly connected to the circular groove of the multimedia projector (17), and a rectangular insertion block (21) is inserted into the fixing slot (22).

10. A video multimedia teaching apparatus according to claim 7, wherein: the side walls of the movable clamping plate (11) and the fixed clamping plate (12) are fixedly provided with a heat radiation fan (23), and a ventilation hole (24) is formed in the shell of the multimedia projector (17).