CN111028571A

CN111028571A - Multimedia display system for teaching

Info

Publication number: CN111028571A
Application number: CN201911388701.6A
Authority: CN
Inventors: 蔡红霞; 吴梦强; 万琰; 潘东岳
Original assignee: Hubei Zero One Smart Internet System Co Ltd
Current assignee: Hubei Zero One Smart Internet System Co Ltd
Priority date: 2019-12-30
Filing date: 2019-12-30
Publication date: 2020-04-17

Abstract

The invention discloses a multimedia display system for teaching, which comprises a supporting device and a display device, wherein fixing pin shafts are arranged on the inner walls of the upper end and the lower end of an outer frame of the supporting device to clamp and fix the display device, a writing board is arranged on the outer wall of one side of a shell of the display device, which is opposite to the display, so that the vividness of teaching is improved, the trouble of lifting a projector at the top of a classroom by using the traditional multimedia for teaching is avoided, a counterweight bottom plate is arranged at the bottom end of a telescopic rod of the supporting device, and the problem that the chassis of the writing board is unstable and easy to topple is avoided, a central processing unit, a video display module, a data memory and an audio processor are sequentially arranged on the side wall of a circuit board of the display, the central processing unit is remotely connected with a mobile phone and a computer through a signal enhancing antenna arranged on the side wall of the, so as to be conveniently used in class, avoid troubles caused by copying of the USB flash disk and be convenient and quick to use.

Description

Multimedia display system for teaching

Technical Field

The invention relates to the technical field of video equipment, in particular to a multimedia display system for teaching.

Background

The magnetic writing board is a movable simple blackboard commonly used in school laboratory teaching, and is widely popular because of flexible and convenient operation, writing by a fountain pen and no generation of extremely large dust like chalks in writing on the writing board.

However, the traditional magnetic writing board has a single structure, and can only be used for teaching in a character form, and the method is single and dull and lacks liveliness; and the common magnetic writing board is fixed only by the bracket, so the writing board is very unstable, and the writing board cannot be overturned due to excessive force when being held by one hand, which brings certain inconvenience to the use. Therefore, a multimedia display system for teaching is proposed.

Disclosure of Invention

The invention aims to provide a multimedia display system for teaching, which is characterized in that a display device is clamped and fixed by arranging a fixed pin shaft on the inner walls of the upper end and the lower end of an outer frame of a supporting device, a counterweight bottom plate is arranged at the bottom end of the supporting device, a writing board is arranged on the outer wall of one side of a shell of the display device, which is opposite to a display, the display is electrically connected with a teaching host, and a central processing unit of the display is remotely connected with a mobile phone and a computer through a signal enhancement antenna, so that the problems in the background are solved.

In order to achieve the purpose, the invention provides the following technical scheme: a multimedia display system for teaching comprises a supporting device and a display device, wherein the display device is installed inside the supporting device, the supporting device comprises a counterweight bottom plate, universal wheels, telescopic rods, an outer frame, a storage box and a fixed pin shaft, the universal wheels are respectively and fixedly connected to two sides of the bottom of the counterweight bottom plate, the telescopic rods are respectively arranged on two sides of the upper end of the counterweight bottom plate, the outer frame is installed at the upper end of the telescopic rods, the storage box is arranged on the outer wall of one side of the outer frame, the fixed pin shaft is respectively and fixedly connected to the inner walls of the upper end and the lower end of the outer frame and is positioned at the middle part;

the display device comprises a shell, mounting holes, a signal enhancement antenna, a display, a sound-raising hole, a mounting plate, a sliding chute, a push plate, a sliding rod and a folded sliding door, wherein the mounting holes are respectively arranged in the middle parts of the outer walls of the upper end and the lower end of the shell, and the mounting hole matches with the fixed pin axle respectively, the casing cup joints on the outer wall of fixed pin axle through the mounting hole, be provided with the mounting groove on the inner wall of casing, install the display in the mounting groove, be provided with the raise voice hole on the casing front outer wall of display both sides respectively, the front outer wall border punishment of both ends is respectively fixed connection mounting panel about the casing, set up corresponding spout on the inner wall of mounting panel respectively, two sets of push pedals are all cup jointed at the spout through the slide bar that upper end both ends difference fixed connection, the equal fixed connection fold push-and-pull door's of lateral wall one end is kept away from each other to two sets of push pedals, the other end of fold push-and-pull door is.

Further, a brake is arranged at the side end of the universal wheel.

Furthermore, the side walls at the two ends of the outer frame are penetrated by the screw rods, the outer walls at the two ends of the screw rods outside the outer frame are sleeved with the limiting strips, and the space between the limiting strips is matched with the width of the shell.

Furthermore, a writing board is arranged on the outer wall of one side of the shell opposite to the display, the writing board is a magnetic writing board, and the writing board is matched with an eraser with a magnetic shell.

Furthermore, a central processing unit, a video module, a data memory and an audio processor are sequentially arranged on the side wall of the circuit board of the display, and loudspeakers are respectively arranged at the edges of two sides of the circuit board.

Further, the installation positions of the speakers correspond to the sound emitting holes respectively.

Furthermore, the central processing unit can be remotely connected with a mobile phone and a computer through the signal enhancement antenna.

Furthermore, the display is electrically connected with the teaching host.

Compared with the prior art, the invention has the following beneficial effects:

1. according to the multimedia display system for teaching, the fixing pin shafts are arranged on the inner walls of the upper end and the lower end of the outer frame of the supporting device to clamp and fix the display device, the writing board is arranged on the outer wall of one side, opposite to the display, of the shell of the display device, the function of video teaching is given to the writing board, the vividness of teaching is improved, the trouble that a projector is hung on the top of a classroom by the traditional multimedia for teaching is avoided, the bottom end of the telescopic rod of the supporting device is provided with the balance weight bottom board, the stability of the lower disc of the writing board is improved by the balance weight bottom board, and the problem that the chassis of the writing board is unstable.

2. The invention provides a multimedia display system for teaching, wherein mounting plates are respectively and fixedly connected at the edges of the outer walls of the front surfaces of the upper end and the lower end of a shell of a display device, corresponding sliding grooves are respectively formed in the inner walls of the mounting plates, a folded sliding door is arranged in the sliding grooves by utilizing a push plate and a sliding rod, and a display screen of a display inside the folded sliding door is protected by utilizing the folded sliding door, so that the display screen of the display is prevented from being damaged, and the use of the display is not hindered.

3. The invention provides a multimedia display system for teaching, wherein a central processing unit, a video display module, a data memory and an audio processor are sequentially arranged on the side wall of a circuit board of a display, and the central processing unit is remotely connected with a mobile phone and a computer through a signal enhancing antenna arranged on the side wall of a shell, so that a teacher can conveniently transmit PPT courseware to the data memory of the display by using the mobile phone and the computer in advance, the PPT courseware can be conveniently used in class, troubles caused by using a USB flash disk for copying are avoided, and the use is convenient and rapid.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic structural view of the supporting device of the present invention;

FIG. 3 is a plan view of a display device according to the present invention;

FIG. 4 is a perspective view of a display device according to the present invention;

FIG. 5 is a schematic diagram of a back structure of a display device according to the present invention;

fig. 6 is a cross-sectional view of a display of the present invention.

In the figure: 1. a support device; 11. a counterweight bottom plate; 12. a universal wheel; 13. a telescopic rod; 14. an outer frame; 15. a storage box; 16. fixing a pin shaft; 17. a screw; 18. a limiting strip; 2. a display device; 21. a housing; 22. mounting holes; 23. a signal-enhancing antenna; 24. a display; 241. a circuit board; 242. a central processing unit; 243. a visualization module; 244. a data storage; 245. an audio processor; 246. a speaker; 25. a sound-raising hole; 26. mounting a plate; 27. a chute; 28. pushing the plate; 29. a slide bar; 210. a folding sliding door; 211. a writing board.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the 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 invention.

Please refer to fig. 1-2, a multimedia display system for teaching, which comprises a supporting device 1 and a display device 2, wherein the display device 2 is installed inside the supporting device 1, the supporting device 1 comprises a counterweight bottom plate 11, universal wheels 12, a telescopic rod 13, an outer frame 14, a storage box 15 and a fixed pin 16, both sides of the bottom of the counterweight bottom plate 11 are respectively and fixedly connected with the universal wheels 12, the side ends of the universal wheels 12 are provided with brakes, the telescopic rod 13 is respectively arranged on both sides of the upper end of the counterweight bottom plate 11, the outer frame 14 is installed on the upper end of the telescopic rod 13, the storage box 15 is arranged on the outer wall of one side of the outer frame 14, the fixed pin 16 is respectively and fixedly connected to the inner walls of the upper and lower ends of the outer frame 14 and is located.

The lateral walls at the two ends of the outer frame 14 are penetrated by the screw rods 17, the outer walls at the two ends of the screw rods 17 outside the outer frame 14 are sleeved with the limiting strips 18, and the space between the limiting strips 18 is matched with the width of the shell 21.

Referring to fig. 3-5, a multimedia display system for teaching, a display device 2 includes a housing 21, a mounting hole 22, a signal enhancing antenna 23, a display 24, a speaker hole 25, a mounting plate 26, a sliding slot 27, a push plate 28, a sliding rod 29 and a folding sliding door 210, wherein the mounting hole 22 is respectively formed in the middle of the outer wall of the upper and lower ends of the housing 21, the mounting hole 22 is respectively matched with a fixed pin 16, the housing 21 is sleeved on the outer wall of the fixed pin 16 through the mounting hole 22, the inner wall of the housing 21 is provided with a mounting groove, the display 24 is mounted in the mounting groove, the display 24 is electrically connected with a teaching host, the speaker hole 25 is respectively formed in the outer wall of the front of the housing 21 on the two sides of the display 24, the edges of the outer walls of the front of the upper and lower ends of the housing 21 are respectively fixedly connected with the mounting plate 26, the inner wall of the mounting plate 26 is respectively provided with the corresponding sliding slot, the side walls of the two groups of push plates 28 far away from each other are fixedly connected with one end of a corrugated sliding door 210, and the other end of the corrugated sliding door 210 is fixedly connected with the outer walls of the two sides of the shell 21 through hinges respectively.

The outer wall of the side of the casing 21 opposite to the display 24 is provided with a writing board 211, the writing board 211 is a magnetic writing board, and the writing board 211 is matched with an eraser with a magnetic shell.

Referring to fig. 6, in a multimedia display system for teaching, a central processing unit 242, a video display module 243, a data storage 244 and an audio processor 245 are sequentially disposed on a side wall of a circuit board 241 of a display 24, speakers 246 are respectively disposed at two side edges of the circuit board 241, mounting positions of the speakers 246 correspond to the speaker holes 25, and the central processing unit 242 can be remotely connected to a mobile phone and a computer through a signal enhancing antenna 23.

In summary, the following steps: according to the multimedia display system for teaching, the fixing pin shafts 16 are arranged on the inner walls of the upper end and the lower end of the outer frame 14 of the supporting device 1 to clamp and fix the display device 2, the writing board 211 is arranged on the outer wall of one side, opposite to the display 24, of the shell 21 of the display device 2, the function of video teaching can be given to the writing board 211, the vividness of teaching is increased, the trouble of lifting a projector at the top of a classroom by using the traditional multimedia for teaching is avoided, the bottom end of the telescopic rod 13 of the supporting device 1 is provided with the counterweight bottom plate 11, the stability of the lower disc of the writing board 211 is improved by using the counterweight bottom plate 11, and the problem that the chassis of the writing board 211 is easy to; the installation plates 26 are respectively and fixedly connected with the edges of the outer walls of the front surfaces of the upper end and the lower end of the shell 21 of the display device 2, the corresponding sliding grooves 27 are respectively formed in the inner walls of the installation plates 26, the folded sliding door 210 is installed in the sliding grooves 27 by using the push plate 28 and the sliding rod 29, and the display screen of the display 24 inside the folded sliding door 210 is protected, so that the display screen of the display 24 is prevented from being damaged, and the use of the display 24 is not hindered; the side wall of the circuit board 241 of the display 24 is sequentially provided with the central processor 242, the display module 243, the data memory 244 and the audio processor 245, and the central processor 242 is remotely connected with the mobile phone and the computer through the signal enhancing antenna 23 arranged on the side wall of the shell 21, so that a teacher can conveniently transmit PPT courseware to the data memory 244 of the display 24 by using the mobile phone and the computer in advance, the PPT courseware can be conveniently used in class, troubles caused by copying by using a USB flash disk are avoided, and the use is convenient and fast. The multimedia display system for teaching has the advantages of simple structure, practicality, convenience and simplicity in operation.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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

Claims

1. The utility model provides a multimedia display system is used in teaching, includes strutting arrangement (1) and display device (2), and display device (2) are installed in strutting arrangement's (1) inside, its characterized in that: the supporting device (1) comprises a counterweight bottom plate (11), universal wheels (12), telescopic rods (13), an outer frame (14), storage boxes (15) and fixed pins (16), wherein the universal wheels (12) are respectively and fixedly connected to two sides of the bottom of the counterweight bottom plate (11), the telescopic rods (13) are respectively arranged on two sides of the upper end of the counterweight bottom plate (11), the outer frame (14) is installed at the upper end of the telescopic rods (13), the storage boxes (15) are arranged on the outer wall of one side of the outer frame (14), the fixed pins (16) are respectively and fixedly connected to the inner walls of the upper end and the lower end of the outer frame (14) and are located in the middle of the outer wall, and the display device (2) is;

the display device (2) comprises a shell (21), mounting holes (22), a signal enhancement antenna (23), a display (24), speaker holes (25), a mounting plate (26), sliding grooves (27), a push plate (28), a sliding rod (29) and a fold sliding door (210), wherein the mounting holes (22) are respectively formed in the middle parts of the outer walls of the upper end and the lower end of the shell (21), the mounting holes (22) are respectively matched with a fixed pin shaft (16), the shell (21) is sleeved on the outer wall of the fixed pin shaft (16) through the mounting holes (22), a mounting groove is formed in the inner wall of the shell (21), the display (24) is mounted in the mounting groove, the speaker holes (25) are respectively formed in the outer wall of the front of the shell (21) on the two sides of the display (24), the mounting plates (26) are respectively and fixedly connected to the edges of the outer walls of the front of the upper end and the lower end of the shell (21, two sets of push pedal (28) all cup joint at spout (27) through upper end both ends slide bar (29) of fixed connection respectively, and two sets of push pedal (28) keep away from the equal fixed connection one end of fold push-and-pull door (210) of lateral wall of end each other, and the other end of fold push-and-pull door (210) is fixed continuous through the both sides outer wall of hinge and casing (21) respectively.

2. A multimedia teaching display system as claimed in claim 1, wherein: and a brake is arranged at the side end of the universal wheel (12).

3. A multimedia teaching display system as claimed in claim 1, wherein: the lateral wall at frame (14) both ends is run through for screw rod (17), and all cup joints spacing (18) on the both ends outer wall of screw rod (17) in frame (14) outside, and the interval between spacing (18) matches with the width of casing (21).

4. A multimedia teaching display system as claimed in claim 1, wherein: a writing board (211) is arranged on the outer wall of one side of the shell (21) opposite to the display (24), the writing board (211) is a magnetic writing board, and the writing board (211) is matched with an eraser with a magnetic shell.

5. A multimedia teaching display system as claimed in claim 1, wherein: the side wall of a circuit board (241) of the display (24) is sequentially provided with a central processing unit (242), a video module (243), a data memory (244) and an audio processor (245), and the edges of two sides of the circuit board (241) are respectively provided with a loudspeaker (246).

6. A multimedia teaching display system as claimed in claim 5, wherein: the installation positions of the loudspeakers (246) correspond to the sound-emitting holes (25) respectively.

7. A multimedia teaching display system as claimed in claim 5, wherein: the central processing unit (242) can be remotely connected with a mobile phone and a computer through the signal enhancement antenna (23).

8. A multimedia teaching display system as claimed in claim 1, wherein: the display (24) is electrically connected with the teaching host.