CN220691544U - Multimedia device for teaching - Google Patents
Multimedia device for teaching Download PDFInfo
- Publication number
- CN220691544U CN220691544U CN202420376826.7U CN202420376826U CN220691544U CN 220691544 U CN220691544 U CN 220691544U CN 202420376826 U CN202420376826 U CN 202420376826U CN 220691544 U CN220691544 U CN 220691544U
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- Prior art keywords
- limiting
- block
- sealing plate
- clamping block
- clamping
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- 238000007789 sealing Methods 0.000 claims abstract description 59
- 210000001503 joint Anatomy 0.000 claims description 25
- 230000000087 stabilizing effect Effects 0.000 claims description 13
- 238000009434 installation Methods 0.000 claims description 7
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
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- Mirrors, Picture Frames, Photograph Stands, And Related Fastening Devices (AREA)
Abstract
The application discloses a multimedia device that teaching was used, it belongs to the teaching equipment field. A housing configured to form a mounting cavity; the display screen is embedded in the mounting cavity; the sealing plate is movably arranged on the shell and completely covers the mounting cavity; the limiting component is arranged on the sealing plate; wherein the surface of the sealing plate facing away from the mounting cavity forms a writing part for writing. The beneficial effects of this application lie in providing a multi-functional multimedia device that teaching was used.
Description
Technical Field
The application relates to the field of teaching equipment, in particular to a multimedia device for teaching.
Background
In the business management teaching, a multimedia device is required to display teaching data such as charts, videos and the like for teaching to a learner; the variety of multimedia equipment used for business management teaching is more;
for example, patent number (CN 202320653462.8) is a multimedia device for teaching, which comprises a display screen and a shell installed on the back of the display screen, and is characterized by further comprising two groups of symmetrically arranged writing board groups, wherein the writing board groups comprise writing boards and connecting boards, counter bores are arranged in the middle of the connecting boards, limiting grooves are arranged at two ends of the connecting boards, springs and baffle discs installed at the ends of the springs are arranged in the counter bores, the baffle discs are positioned at the ends with larger counter bores, a rotary shaft is fixedly connected with the middle part of the writing board, which is close to the end face of the connecting board, both ends of the writing board are fixedly connected with limiting rods, the end face of the rotary shaft is provided with a circular groove and is inserted into the counter bore, the end part of the spring, which is far away from the baffle disc, is connected with the end face of the circular groove, and the limiting rods are inserted into the limiting grooves; the connecting plate is connected with the shell, and the writing board can move relative to the shell;
in the structure, the writing board and the shell can move mutually, but in the actual use condition, the writing board and the shell are easy to misplace under the gravity and inertia of the writing board and the shell when moving, so that the use is unstable;
there is no multimedia device for teaching that automatically positions and stabilizes writing.
Disclosure of Invention
The content of the present application is intended to introduce concepts in a simplified form that are further described below in the detailed description. The section of this application is not intended to identify key features or essential features of the claimed subject matter, nor is it intended to be used to limit the scope of the claimed subject matter.
To solve the technical problems mentioned in the background section above, some embodiments of the present application provide a multimedia device for teaching, including:
a housing forming a mounting cavity;
the display screen is embedded in the mounting cavity;
the two sealing plates are arranged on the shell in a relatively movable manner and all cover the mounting cavity;
the limiting component is arranged on the sealing plate and the shell;
a writing part formed on the surface of the sealing plate;
the two opposite side walls of the sealing plates form a butt joint assembly; the butt joint assembly consists of a clamping groove arranged on the side wall of any sealing plate and a clamping part which is arranged on the side wall of the other sealing plate and corresponds to the clamping groove;
the spacing subassembly includes:
the limiting rod is arranged on the surface, close to the wall surface, of the sealing plate;
the limiting part is positioned at the concave part of the surface of the side wall of the shell and corresponds to the limiting rod;
the first clamping block is fixedly arranged on the limiting rod;
the second clamping block is movably arranged on the limiting rod and is opposite to the first clamping block;
the limiting block is movably arranged on the inner wall of the limiting part;
the limiting block surface part is abutted against the surface of the first clamping block so that the limiting rod is limited in the extending direction of the limiting part;
the first clamping block and the second clamping block have a space in the axial direction of the limiting rod;
the surface of the sealing plate, which is close to the wall surface, forms a rotary table, and the limiting rod is rotationally arranged on the rotary table;
the surface of the first clamping block opposite to the second clamping block forms an abutting surface abutting against the limiting block;
the side surface of the first clamping block forms a first inclined surface;
a second elastic piece is arranged on the second clamping block;
the side wall of the second clamping block forms a second inclined surface which is in contact with the limiting block.
Further, the clamping part is a first magnetic block which is rotationally arranged on the side wall of the sealing plate and corresponds to the clamping groove;
and a second magnetic block is fixedly arranged in the clamping groove.
Further, a guide part for guiding the sealing plate to move is formed at the side edge of the mounting cavity by the shell;
the surface of the sealing plate is provided with a butt joint part;
the sealing plates are provided with two sealing plates and move relatively along the extending direction of the guide part.
Further, a first elastic piece connected with the inner wall of the limiting part is arranged on the limiting block;
and the surface of the limiting block forms a limiting surface contacted with the abutting surface.
Further, a stabilizing block is arranged at the end part of the limiting rod;
the stabilizing block is movably arranged at the end part of the limiting rod.
Further, the ends of the stabilizing blocks form suction cups.
Further, two opposite side walls of the sealing plates form a butt joint structure;
the butt joint structure consists of a butt joint groove arranged on the side wall of one sealing plate and a butt joint block which is arranged on the side wall of the other sealing plate and corresponds to the butt joint groove.
The beneficial effects of this application lie in: during the use, the teaching content can be displayed through the display screen, and the sealing protection of the display screen can be realized through the sealing plate; the writing part can write when writing teaching is needed, and the practicability of the multimedia is improved.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the application and to provide a further understanding of the application with regard to the other features, objects and advantages of the application. The drawings of the illustrative embodiments of the present application and their descriptions are for the purpose of illustrating the present application and are not to be construed as unduly limiting the present application.
In addition, the same or similar reference numerals denote the same or similar elements throughout the drawings. It should be understood that the figures are schematic and that elements and components are not necessarily drawn to scale.
In the drawings:
FIG. 1 is an overall schematic diagram according to an embodiment of the present application;
FIG. 2 is a schematic illustration of a seal plate after deployment according to an embodiment of the present application;
FIG. 3 is a schematic structural view of a portion of an embodiment, mainly showing the structure of a housing and a display screen;
FIG. 4 is a schematic structural view of a portion of the embodiment, mainly showing the structure of the sealing plate;
FIG. 5 is a schematic structural view of a portion of an embodiment, primarily illustrating the structure of the spacing assembly;
fig. 6 is a schematic structural view of a part of the embodiment, mainly showing the structure of the engaging groove and the engaging portion.
Reference numerals:
1. a1, a mounting cavity; a11, a guiding part, 11, a rotary table, a111 and a rotating part;
2. a display screen;
3. a3, a writing part, a31, a butt joint groove, a32, a butt joint block;
4. a limit component 41 and a limit rod; 42. the device comprises a limiting part 421, a first elastic piece, an a42, a limiting surface 43, a first clamping block, an a43, a collision surface, an a431, a first inclined surface, a44, a second clamping block, an a44, a second inclined surface, 441, a second elastic piece, 45 and a limiting block;
5. a stabilizing block 51, a third elastic member;
61. a clamping groove; 62. and a clamping part.
Detailed Description
Embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While certain embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete. It should be understood that the drawings and embodiments of the present disclosure are for illustration purposes only and are not intended to limit the scope of the present disclosure.
It should be noted that, for convenience of description, only the portions related to the present utility model are shown in the drawings. Embodiments of the present disclosure and features of embodiments may be combined with each other without conflict.
It should be noted that the terms "first," "second," and the like in this disclosure are merely used to distinguish between different devices, modules, or units and are not used to define an order or interdependence of functions performed by the devices, modules, or units.
It should be noted that references to "one", "a plurality" and "a plurality" in this disclosure are intended to be illustrative rather than limiting, and those of ordinary skill in the art will appreciate that "one or more" is intended to be understood as "one or more" unless the context clearly indicates otherwise.
The present disclosure will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
Referring to fig. 1-5, a multimedia device for use in teaching, comprising: the display screen comprises a shell 1, a display screen 2, a sealing plate 3, a limiting assembly 4, a clamping groove 61 and a clamping part 62;
the shell 1 is configured to form a rectangular installation cavity a1, and the display screen 2 is embedded in the installation cavity a1; specifically, a sealing plate 3 which entirely covers the installation cavity a1 is movably arranged on the shell 1; the display screen 2 in the installation cavity a1 can be protected by the arrangement; more specifically, the surface of the sealing plate 3 facing away from the mounting chamber a1 forms a writing portion a3 for writing; the arrangement can write through the writing part a3 on the sealing plate 3 when the display screen 2 is not needed, and the adaptability is improved.
More specifically, a side wall portion of one of the sealing plates is recessed to form a rectangular clamping groove 61; a clamping part 62 is rotatably arranged on the side wall of the other sealing plate opposite to the clamping groove 61; the clamping part 62 is a first magnetic block; a second magnetic block is arranged at the bottom of the clamping groove 61; opposite to the first magnetic block;
through the arrangement of the structure, when the two sealing plates are in butt joint, the first magnetic block can be inserted into the clamping groove 61; the first magnetic block is attracted with the second magnetic block; therefore, the two sealing plates can be prevented from being misplaced under the action of suction force, and the writing stability is improved.
More specifically, the guiding part a11 is a groove formed by inward recessing of the surface part of the shell 1 at the side of the installation cavity a1; the surface of the sealing plate 3 is provided with a butt joint part clamped with the guide part a 11; the guiding part a11 is used for guiding the sealing plate 3 to move so that the sealing plate 3 can seal or open the installation cavity a1; preferably, the sealing plate 3 is provided with two sealing plates which are arranged oppositely; the opposite side walls of the two sealing plates form a butt joint structure; the butt joint structure consists of a butt joint groove a31 arranged on the side wall of one sealing plate and a butt joint block a32 arranged on the side wall of the other sealing plate and corresponding to the butt joint groove a 31; when the abutting blocks a32 of the two sealing plates 3 are inserted into the abutting grooves a31, a seal is formed.
Specifically, a limiting component 4 is arranged on the surface of the sealing plate 3, which is away from the writing part a3, and the shell; the spacing assembly 4 includes: a limiting rod 41, a limiting part 42, a first clamping block 43, a second clamping block 44 and a limiting block 45;
a rotary table 11 is formed on the surface of the sealing plate 3, and a rotary part a111 is formed in the surface of the rotary table 11 in a concave manner; specifically, the side wall portion of the stopper rod 41 is protruded to form a cylindrical rotation shaft which is inserted into the rotation portion a111 to rotate the stopper rod 41 in the rotation shaft circumferential direction on the rotation table 11; the side wall part of the shell 1 is concaved inwards to form a limit part 42 corresponding to the limit rod 41; when the seal is formed, the limit rod 41 is rotated and then the limit rod 41 is inserted into the limit part 42;
more specifically, a first clamping block 43 is fixedly arranged on the limiting rod 41, and a second clamping block 44 is movably arranged on the limiting rod 41; the second clamping block 44 is arranged opposite to the first clamping block 43; more specifically, the first and second clamping blocks 43 and 44 have a gap; wherein, a limiting block 45 is movably arranged on the inner wall of the limiting part 42; the surface part of the limiting block 45 is abutted against the surface of the first clamping block 43 so that the limiting rod 41 is limited in the extending direction of the limiting part 42;
specifically, the opposite surfaces of the first clamping block 43 and the second clamping block 44 form an abutting surface a43 abutting against the limiting block 45; the first clamping block 43 forms a first inclined surface a431; when limiting, the limiting block 45 is partially abutted against the first inclined surface a431 and moves between the first clamping block 43 and the second clamping block 44 along the first inclined surface a431;
more specifically, the stopper 45 is provided with a first elastic member 421 connected to the inner wall of the limiting portion 42, and the first elastic member 421 is a spring, and always gives the stopper 45 an elastic force close to the first clamping block 43; wherein, the surface of the limiting block 45 forms a limiting surface a42 contacted with the abutting surface a43; when the limiting block 45 is located between the first clamping block 43 and the second clamping block 44, the limiting surface a42 is abutted against the abutting surface a 43.
More specifically, the second clamping block 44 is provided with a second elastic member 441, the second elastic member 441 is a spring, and the second elastic member 441 always provides elasticity for keeping the second clamping block 44 and the first clamping block 43 away from each other; the side wall of the second clamping block 44 forms a second inclined surface a44 contacted with the limiting block 45; when unlocking is needed, the limiting rod 41 is moved again, so that the limiting block 45 moves into the inner wall of the limiting part 42; and the stopper 45 is in contact with the second inclined surface a44 as the stopper rod 41 moves; and then moves the limit lever 41 in the reverse direction;
a space exists between the first clamping block 43 and the second clamping block 44; during limiting, as the limiting rod 41 moves towards the bottom of the limiting part 42, the end part of the limiting block 45 is contacted with the first inclined surface a431 of the first clamping block 43; thereby driving the limiting block 45 to move, when the limiting block 45 is positioned between the first clamping block 43 and the second clamping block 44 along with the movement of the limiting rod 41, the limiting block 45 is embedded between the first clamping block 43 and the second clamping block 44 under the action of the first elastic piece 421, so that the limiting surface a42 is in interference with the interference surface a43, and the limiting rod 41 is limited in the moving direction away from the bottom of the limiting part 42;
during resetting, the limiting rod 41 is further driven to move towards the bottom of the limiting part 42; the second clamping block 44 is abutted against the inclined surface of the limiting block 45, so that the limiting block 45 moves again; along with the movement of the limiting rod 41, the limiting block 45 is abutted against the second inclined surface a44 on the second clamping block 44; at this time, the stopper rod 41 is driven to move in a direction away from the bottom of the stopper portion 42; under the action of friction force of the limiting block 45 and the second inclined surface a44, the second clamping block 44 is driven to move towards the direction close to the first clamping block 43, and the first clamping block 43 is attached to the second clamping block 44; the first inclined surface a431 and the second inclined surface a44 are connected at this time; specifically, the stop lever 41 continues to move, and at this time, the stop block 45 abuts against and sequentially moves along the surface of the second inclined surface a44; since the first clamping block 43 and the second clamping block 44 are attached at this time, the limiting block 45 directly contacts with the surface of the second inclined surface a431 and moves along the extending track; and realizing resetting.
In another embodiment, the end of the limit rod 41 is provided with a stabilizing block 5, and the stabilizing block 5 is movably arranged at the end of the limit rod 41; specifically, the end of the stabilizing block 5 forms a suction cup; wherein, the stabilizing block 5 is connected with the inside of the limit rod 41 through the third elastic piece 51, and always gives an elastic acting force to the stabilizing block 5 far away from the limit rod 41; after the sealing plate 3 is fully unfolded, the stop lever 41 is rotated to enable the stabilizing block 5 to abut against the wall surface, and the sealing plate 3 is more stable and cannot shake through the arrangement of the third elastic piece 51.
The foregoing description is only of the preferred embodiments of the present disclosure and description of the principles of the technology being employed. It will be appreciated by those skilled in the art that the scope of the utility model in the embodiments of the present disclosure is not limited to the specific combination of the above technical features, but encompasses other technical features formed by any combination of the above technical features or their equivalents without departing from the spirit of the utility model. Such as the above-described features, are mutually substituted with (but not limited to) the features having similar functions disclosed in the embodiments of the present disclosure.
Claims (6)
1. A multimedia device for use in teaching, comprising:
a housing forming a mounting cavity;
the display screen is embedded in the mounting cavity;
the two sealing plates are arranged on the shell in a relatively movable manner and all cover the mounting cavity;
the limiting component is arranged on the sealing plate and the shell;
a writing part formed on the surface of the sealing plate;
the two opposite side walls of the sealing plates form a butt joint assembly; the butt joint assembly consists of a clamping groove arranged on the side wall of any sealing plate and a clamping part which is arranged on the side wall of the other sealing plate and corresponds to the clamping groove;
the spacing subassembly includes:
the limiting rod is arranged on the surface, close to the wall surface, of the sealing plate;
the limiting part is positioned at the concave part of the surface of the side wall of the shell and corresponds to the limiting rod;
the first clamping block is fixedly arranged on the limiting rod;
the second clamping block is movably arranged on the limiting rod and is opposite to the first clamping block;
the limiting block is movably arranged on the inner wall of the limiting part;
the limiting block surface part is abutted against the surface of the first clamping block so that the limiting rod is limited in the extending direction of the limiting part;
the first clamping block and the second clamping block have a space in the axial direction of the limiting rod;
the surface of the sealing plate, which is close to the wall surface, forms a rotary table, and the limiting rod is rotationally arranged on the rotary table;
the surface of the first clamping block opposite to the second clamping block forms an abutting surface abutting against the limiting block;
the side surface of the first clamping block forms a first inclined surface;
a second elastic piece is arranged on the second clamping block;
the side wall of the second clamping block forms a second inclined surface which is in contact with the limiting block;
the limiting block is provided with a first elastic piece connected with the inner wall of the limiting part;
and the surface of the limiting block forms a limiting surface contacted with the abutting surface.
2. A multimedia device for use in teaching according to claim 1, characterized in that:
the clamping part is a first magnetic block which is rotationally arranged on the side wall of the sealing plate and corresponds to the clamping groove;
and a second magnetic block is fixedly arranged in the clamping groove.
3. A multimedia device for use in teaching according to claim 2, characterized in that:
the part of the shell, which is positioned at the side edge of the installation cavity, forms a guide part for guiding the sealing plate to move;
the surface of the sealing plate is provided with a butt joint part;
the sealing plates are provided with two sealing plates and move relatively along the extending direction of the guide part.
4. A multimedia device for use in teaching according to claim 3, characterized in that:
the end part of the limiting rod is provided with a stabilizing block;
the stabilizing block is movably arranged at the end part of the limiting rod.
5. A multimedia device for use in teaching according to claim 4, characterized in that:
the ends of the stabilizing blocks form suction cups.
6. A multimedia device for use in teaching according to claim 5, characterized in that:
the opposite side walls of the two sealing plates form a butt joint structure;
the butt joint structure consists of a butt joint groove arranged on the side wall of one sealing plate and a butt joint block which is arranged on the side wall of the other sealing plate and corresponds to the butt joint groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420376826.7U CN220691544U (en) | 2024-02-29 | 2024-02-29 | Multimedia device for teaching |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420376826.7U CN220691544U (en) | 2024-02-29 | 2024-02-29 | Multimedia device for teaching |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220691544U true CN220691544U (en) | 2024-03-29 |
Family
ID=90375376
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202420376826.7U Active CN220691544U (en) | 2024-02-29 | 2024-02-29 | Multimedia device for teaching |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220691544U (en) |
-
2024
- 2024-02-29 CN CN202420376826.7U patent/CN220691544U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |