CN216053362U - Angle-adjustable teaching equipment for multimedia classroom - Google Patents
Angle-adjustable teaching equipment for multimedia classroom Download PDFInfo
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- CN216053362U CN216053362U CN202122470187.XU CN202122470187U CN216053362U CN 216053362 U CN216053362 U CN 216053362U CN 202122470187 U CN202122470187 U CN 202122470187U CN 216053362 U CN216053362 U CN 216053362U
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Abstract
The utility model discloses a teaching device for an angle-adjustable multimedia classroom, which comprises a teaching frame, wherein a teaching board is arranged in the teaching frame, and a multimedia teaching cloth body is arranged above the teaching frame; the multimedia teaching cloth body comprises an inner shaft rod, a piece of projection cloth, a sliding block, a sliding groove and a power part, wherein the inner shaft rod is arranged above the teaching frame, and the projection cloth is wound on the inner shaft rod. The angle-adjustable teaching equipment for the multimedia classroom can be used for conveniently performing multimedia teaching in the course of lectures and improving the teaching quality, the corner at the bottom end of the projection cloth is fixedly pressed to prevent the projection cloth from moving and influencing the teaching definition, the lifting cylinder is used for improving the overall height, multi-angle adjustment can be performed according to the requirement, the projection adaptability is ensured, the projection cloth can be better matched, the projection quality is improved, the teaching requirement is met, the overall adjustment is convenient, and the use convenience is improved.
Description
Technical Field
The utility model relates to the technical field of multimedia teaching, in particular to teaching equipment for a multimedia classroom with an adjustable angle.
Background
The multimedia teaching is that in the teaching process, according to the characteristics of a teaching target and a teaching object, modern teaching media are reasonably selected and applied through teaching design, and are organically combined with the traditional teaching means to participate in the whole teaching process together, and a plurality of media information acts on students to form a reasonable teaching process structure so as to achieve an optimized teaching effect;
the existing white cloth for projection in multimedia teaching is not fixed at two corners of the bottom end, so that the projection cloth is easy to shake in the using process, and the definition of projection is influenced;
secondly, the existing projection equipment can not adjust the angle according to the needs, so that the whole adaptability is poor, and the teaching can not be well carried out.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide angle-adjustable teaching equipment for a multimedia classroom, which can be used for conveniently performing multimedia teaching in the course of lectures and improving the teaching quality, the corner at the bottom end of a projection cloth is fixedly pressed to prevent the projection cloth from moving and influence the teaching definition, a lifting cylinder is used for improving the overall height, multi-angle adjustment can be performed according to the requirement, the projection adaptability is ensured, the angle-adjustable teaching equipment can be better matched with the projection cloth, the projection quality is improved, the teaching requirement is met, the overall adjustment is convenient, the use convenience is improved, and the problems in the prior art are solved.
In order to achieve the purpose, the utility model provides the following technical scheme: the teaching equipment for the angle-adjustable multimedia classroom comprises a teaching frame, wherein a teaching board is arranged in the teaching frame, and a multimedia teaching cloth body is arranged above the teaching frame;
the multimedia teaching cloth body comprises an inner shaft rod, projection cloth, sliding blocks, sliding grooves and power parts, wherein the inner shaft rod is arranged above the teaching frame, the projection cloth is wound on the inner shaft rod, the sliding blocks are arranged at the bottom ends of two sides of the projection cloth, the sliding blocks are arranged in the sliding grooves, the sliding grooves are formed in the teaching frame, the power parts are arranged in the sliding grooves, and a projection assembly is mounted at the front end of the teaching frame in a hanging manner;
the projection assembly comprises a projector, a mounting seat, a rotating motor, a lateral motor and a lifting cylinder, the projector is arranged inside the mounting seat, the mounting seat is arranged on an output rod below the rotating motor, the lateral motor is arranged at the side end of the mounting seat, and the rotating motor is fixed below the lifting cylinder.
Preferably, the two ends of the inner shaft rod are arranged above the teaching frame through torsion springs, and one end of the projection cloth is wound and fixed on the inner shaft rod.
Preferably, the power part comprises a power motor, a screw rod and a pressing plate, the pressing plate is arranged above a sliding block in the sliding groove, the front end of the power motor is connected with the screw rod, the screw rod is arranged in the sliding groove, and the pressing plate is sleeved on the screw rod through a nut.
Preferably, sliding block, sliding tray and power spare all set up two sets ofly, set up respectively on teaching frame both sides front end face.
Preferably, a notch used for penetrating the output rod of the rotating motor is formed in the mounting seat, and a shaft rod of the lateral motor penetrates through the output rod of the rotating motor and is connected with the mounting seat.
Preferably, the top end of the lifting cylinder is mounted in a hanging manner, and the output end of the lifting cylinder is connected with the top end face of the rotating motor.
Compared with the prior art, the utility model has the following beneficial effects:
1. the utility model relates to a teaching device for a multimedia classroom with an adjustable angle, wherein the front end of a power motor is connected with a screw rod, the screw rod is arranged in a sliding groove, a pressure plate is sleeved on the screw rod through a nut, two groups of sliding blocks, two groups of sliding grooves and two groups of power parts are arranged and are respectively arranged on the front end surfaces of two sides of a teaching frame, the power motor drives the screw rod to rotate, the pressure plate is driven to move on the screw rod while the screw rod rotates, when the pressure plate moves downwards, the sliding block is pressed down to drive the projection cloth to stretch, multimedia teaching is carried out, the pressing plate is driven to move upwards through reverse rotation, reset under the effect of torsional spring, can effectively carry out automatic upgrade, and set up the multimedia teaching cloth body in the top of teaching board, can conveniently carry out multimedia teaching at the lecture in-process, improve the teaching quality, show cloth bottom turning is fixed to be pushed down, prevents that show cloth from removing, leads to influencing the teaching definition.
2. According to the angle-adjustable teaching equipment for the multimedia classroom, the top end of the lifting cylinder is mounted in a hanging manner, the output end of the lifting cylinder is connected with the top end face of the rotating motor, the lateral motor drives the mounting seat and the front projector to rotate, so that the projection angle of the projector is adjusted up and down, the projection angle can be adjusted left and right through the rotating motor, the integral height of the lifting cylinder is improved, multi-angle adjustment can be performed according to needs, the projection adaptability is guaranteed, the lifting cylinder can be better matched with a projection cloth, the projection quality is improved, the teaching requirements are met, the lifting cylinder is convenient to adjust integrally, and the use convenience is improved.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic diagram of a multimedia teaching cloth structure according to the present invention;
FIG. 3 is a cross-sectional view of a multimedia teaching cloth structure of the present invention;
FIG. 4 is a schematic view of a projection module according to the present invention;
fig. 5 is an exploded view of the projection assembly of the present invention.
In the figure: 1. a teaching frame; 11. a teaching board; 2. a multimedia teaching cloth body; 21. an inner shaft lever; 22. a projection cloth; 23. a slider; 24. a sliding groove; 25. a power member; 251. a power motor; 252. a screw rod; 253. pressing a plate; 3. a projection assembly; 31. a projector; 32. a mounting seat; 33. a rotating electric machine; 34. a lateral motor; 35. and a lifting cylinder.
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.
Referring to fig. 1-3, an angle adjustable teaching apparatus for multimedia classroom comprises a teaching frame 1, a teaching board 11 is disposed inside the teaching frame 1, a multimedia teaching cloth 2 is mounted above the teaching frame 1, the multimedia teaching cloth 2 comprises an inner shaft 21, a projection cloth 22, a sliding block 23, a sliding groove 24 and a power element 25, the inner shaft 21 is disposed above the teaching frame 1, the projection cloth 22 is wound on the inner shaft 21, the sliding block 23 is disposed at the bottom end of the two sides of the projection cloth 22, the sliding block 23 is disposed in the sliding groove 24, the sliding groove 24 is disposed in the teaching frame 1, the power element 25 is disposed in the sliding groove 24, the two ends of the inner shaft 21 are mounted above the teaching frame 1 through a torsion spring, one end of the projection cloth 22 is wound and fixed on the inner shaft 21, the power element 25 comprises a power motor 251, a lead screw 252 and a pressing plate 253, the pressing plate 253 is disposed above the sliding block 23 in the sliding groove 24, the front end of the power motor 251 is connected with a screw rod 252, the screw rod 252 is arranged in the sliding groove 24, the pressing plate 253 is sleeved on the screw rod 252 through a nut, two groups of sliding blocks 23, two groups of sliding grooves 24 and two groups of power pieces 25 are respectively arranged on the front end surfaces of two sides of the teaching frame 1, the power motor 251 drives the screw rod to rotate, the screw rod 252 rotates and simultaneously drives the pressing plate 253 to move on the screw rod 252, and when the pressing plate moves downwards, the slide block 23 is pressed down to drive the projection cloth 22 to stretch, multimedia teaching is performed, the pressing plate 253 is driven to move upwards through reverse rotation, reset under the effect of torsional spring, can effectively carry out automatic upgrade, and set up multimedia teaching cloth body 2 in the top of teaching board 11, can conveniently carry out multimedia teaching at the lecture in-process, improve the teaching quality, show cloth 22 bottom turning is fixed to be pushed down, prevents that show cloth 22 from removing, leads to influencing the teaching definition.
Referring to fig. 4-5, a projection assembly 3 is mounted on the front end of the teaching frame 1 in a hanging manner, the projection assembly 3 includes a projector 31, a mounting seat 32, a rotating motor 33, a lateral motor 34 and a lifting cylinder 35, the projector 31 is disposed inside the mounting seat 32, the mounting seat 32 is disposed on an output rod below the rotating motor 33, the lateral motor 34 is mounted on a side end of the mounting seat 32, the rotating motor 33 is fixed below the lifting cylinder 35, a slot for the output rod of the rotating motor 33 to penetrate is formed in the mounting seat 32, a shaft rod of the lateral motor 34 penetrates through the output rod of the rotating motor 33 and is connected with the mounting seat 32, the top end of the lifting cylinder 35 is mounted in a hanging manner, an output end of the lifting cylinder 35 is connected with the top end face of the rotating motor 33, the lateral motor 34 drives the mounting seat 32 and the front projector 31 to rotate, so as to adjust the projection angle of the projector 31 up and down, and the projection angle can be adjusted left and right by the rotating motor 33, lifting cylinder 35 improves holistic height, can carry out multi-angle adjustment as required, guarantees projected suitability, can be better with projection cloth 22 match, improves the projection quality, satisfies the teaching demand, and whole convenient adjustment, improves the convenience of use.
In summary, the following steps: the utility model relates to a teaching device for an angle-adjustable multimedia classroom, the front end of a power motor 251 is connected with a screw rod 252, the screw rod 252 is arranged in a sliding groove 24, a pressure plate 253 is sleeved on the screw rod 252 through a nut, two groups of sliding blocks 23, sliding grooves 24 and power parts 25 are arranged and are respectively arranged on the front end surfaces of two sides of a teaching frame 1, the power motor 251 drives the screw rod to rotate, the pressure plate 253 is driven to move on the screw rod 252 while the screw rod 252 rotates, when the slide block 23 moves downwards, the slide block 23 is pressed down to drive a showing cloth 22 to stretch for multimedia teaching, the pressure plate 253 moves upwards through reverse rotation, the pressure plate 253 is reset under the action of a torsion spring, automatic upgrade can be effectively carried out, a multimedia teaching cloth body 2 is arranged above a teaching board 11, multimedia teaching can be conveniently carried out in the course of lecture, the teaching quality is improved, the top end of a lifting cylinder 35 is suspended and arranged, and the output end of the lifting cylinder 35 is connected with the top end surface of a rotating motor 33, lateral motor 34 drives the projector 31 of mount pad 32 and front end and rotates to adjust projector 31's projection angle from top to bottom, can control adjustment projection angle through rotating electrical machines 33, lift cylinder 35 improves holistic height, can carry out multi-angle adjustment as required, guarantee projected suitability, can be better with show cloth 22 match, improve the quality of showing, satisfy the teaching demand, and whole convenient adjustment, improve the convenience of use.
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 utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. An angle adjustable teaching equipment for multimedia classroom, including teaching frame (1), its characterized in that: a teaching board (11) is arranged inside the teaching frame (1), and a multimedia teaching cloth body (2) is arranged above the teaching frame (1);
the multimedia teaching cloth body (2) comprises an inner shaft rod (21), a projection cloth (22), a sliding block (23), a sliding groove (24) and a power part (25), wherein the inner shaft rod (21) is arranged above the teaching frame (1), the projection cloth (22) is wound on the inner shaft rod (21), the sliding blocks (23) are arranged at the bottom ends of two sides of the projection cloth (22), the sliding blocks (23) are arranged in the sliding groove (24), the sliding groove (24) is arranged in the teaching frame (1), the power part (25) is arranged in the sliding groove (24), and the projection component (3) is mounted at the front end of the teaching frame (1) in a hanging manner;
the projection assembly (3) comprises a projector (31), a mounting seat (32), a rotating motor (33), a lateral motor (34) and a lifting cylinder (35), the projector (31) is arranged inside the mounting seat (32), the mounting seat (32) is arranged on an output rod below the rotating motor (33), the lateral motor (34) is installed at the side end of the mounting seat (32), and the rotating motor (33) is fixed below the lifting cylinder (35).
2. An angle-adjustable teaching apparatus for a multimedia classroom as defined in claim 1, wherein: two ends of the inner shaft lever (21) are arranged above the teaching frame (1) through torsion springs, and one end of the projection cloth (22) is wound and fixed on the inner shaft lever (21).
3. An angle-adjustable teaching apparatus for a multimedia classroom as defined in claim 1, wherein: the power part (25) comprises a power motor (251), a screw rod (252) and a pressing plate (253), the pressing plate (253) is arranged above a sliding block (23) in a sliding groove (24), the front end of the power motor (251) is connected with the screw rod (252), the screw rod (252) is arranged in the sliding groove (24), and the pressing plate (253) is sleeved on the screw rod (252) through a nut.
4. An angle-adjustable teaching apparatus for a multimedia classroom as defined in claim 1, wherein: and the sliding blocks (23), the sliding grooves (24) and the power parts (25) are arranged in two groups and are respectively arranged on the front end faces of two sides of the teaching frame (1).
5. An angle-adjustable teaching apparatus for a multimedia classroom as defined in claim 1, wherein: a notch used for penetrating an output rod of the rotating motor (33) is formed in the mounting seat (32), and a shaft rod of the lateral motor (34) penetrates through the output rod of the rotating motor (33) and is connected with the mounting seat (32).
6. An angle-adjustable teaching apparatus for a multimedia classroom as defined in claim 1, wherein: the top end of the lifting cylinder (35) is installed in a hanging mode, and the output end of the lifting cylinder (35) is connected with the top end face of the rotating motor (33).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122470187.XU CN216053362U (en) | 2021-10-13 | 2021-10-13 | Angle-adjustable teaching equipment for multimedia classroom |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122470187.XU CN216053362U (en) | 2021-10-13 | 2021-10-13 | Angle-adjustable teaching equipment for multimedia classroom |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216053362U true CN216053362U (en) | 2022-03-15 |
Family
ID=80609063
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122470187.XU Active CN216053362U (en) | 2021-10-13 | 2021-10-13 | Angle-adjustable teaching equipment for multimedia classroom |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216053362U (en) |
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2021
- 2021-10-13 CN CN202122470187.XU patent/CN216053362U/en active Active
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