CN213485107U - Special audio for teaching of multimedia classroom - Google Patents
Special audio for teaching of multimedia classroom Download PDFInfo
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- CN213485107U CN213485107U CN202023325323.8U CN202023325323U CN213485107U CN 213485107 U CN213485107 U CN 213485107U CN 202023325323 U CN202023325323 U CN 202023325323U CN 213485107 U CN213485107 U CN 213485107U
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- multimedia classroom
- placing box
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Abstract
The utility model provides a special audio for teaching of multimedia classroom, which belongs to the technical field of teaching equipment, and comprises a placing box, wherein the inner wall of the placing box is fixedly connected with an adjusting motor, the output end of the adjusting motor is fixedly connected with a rotating shaft, the middle part of the rotating shaft is fixedly connected with a gear, one side of the gear is meshed with a straight tooth plate, the special audio for teaching of multimedia classroom is provided, through the matching arrangement of the adjusting motor, a fixing frame and a fixing bolt, the adjusting motor rotates in a forward and reverse direction to drive the gear to rotate when in use, the straight tooth plate is meshed with the gear, the up-and-down height adjustment of an audio body can be realized, the height can be adjusted according to the sound transmission effect when the special audio is used conveniently, the teaching quality is improved, the power motor provides power to drive a movable shaft to rotate, thereby driving a dust removing fan and a, improve the tone quality of the equipment and prolong the service life.
Description
Technical Field
The utility model belongs to the technical field of the teaching equipment, concretely relates to special stereo set is used in teaching for multimedia classroom.
Background
The era is advancing, all trades are developing, teaching work can not be exceptional equally, present classroom is mostly changed into multimedia classroom by traditional ordinary classroom, install projecting apparatus, stereo set in the classroom, also become the instrument commonly used in the teaching, the stereo set on the market at present is various, it is multiple that the function does not have convenient to use, the outward appearance is gorgeous, in the multimedia classroom of school, in order to make the audio better, the student differentiates sound information more easily, generally speaking the stereo set and hanging on the ceiling.
But current teaching is with special stereo set in the use, can not be according to the sound effect height-adjusting, when student quantity is more, the information in the sound is still can not be clearly differentiateed to the student of well back row, influences the teaching quality, and dustproof dust removal effect is not good enough, influences tone quality and equipment life, and the installation is dismantled more trouble, and the thermal diffusivity is relatively poor.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a special stereo set is used in teaching for multimedia classroom aims at solving among the prior art teaching and uses special stereo set in the use, can not be according to passing sound effect height-adjusting, and dustproof dust removal effect is not good enough, influences tone quality and equipment life, and the installation is dismantled more trouble, the relatively poor problem of thermal diffusivity.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a special stereo set is used in teaching for multimedia classroom, is including placing the case, the inner wall fixedly connected with adjusting motor who places the case, adjusting motor's output fixedly connected with pivot, the middle part fixedly connected with gear of pivot, one side meshing of gear is connected with the straight-teeth board, one side fixedly connected with stereo set body of straight-teeth board, the last fixed surface who places the case has connect the mount pad, the inside fixedly connected with dust cover of mount pad, the lower fixed surface of dust cover is connected with motor power, motor power's output fixedly connected with loose axle, the middle part fixedly connected with dust exhausting fan of loose axle, the one end fixedly connected with radiator fan of loose axle, the lower fixed surface who places the case is connected with the mount, the positive fixedly connected with fixing bolt of mount.
In order to make this a special stereo set for teaching of multimedia classroom reaches and prevents that the stereo set is impaired, avoids influencing the effect that teaching was used, as the utility model relates to an it is preferred, the front of placing the case is provided with the protective cover net.
In order to make this a teaching is with special stereo set for multimedia classroom reach for equipment ventilation cooling, prevent that the dust from getting into the effect that causes the equipment damage, as the utility model relates to an it is preferred, the radiating groove has all been seted up to the left and right sides of placing the case, the inside of radiating groove is provided with the dust screen.
In order to make this a special stereo set for teaching of multimedia classroom reaches the effect that provides good buffering shock-absorbing capacity for equipment, as the utility model relates to an it is preferred, the interior diapire fixedly connected with metal spring who places the case, metal spring's inner wall fixedly connected with elastic element.
In order to make this a special stereo set for teaching of multimedia classroom reaches and reciprocates the effect that provides safety protection for equipment, as the utility model relates to an it is preferred, the movable groove has been seted up at the middle part of placing the case, the inside in movable groove is provided with the movable block.
In order to make this a teaching is with special stereo set for multimedia classroom reaches bolt smooth silk when preventing that equipment is fixed, avoids the effect of occurence of failure, as the utility model relates to an it is preferred, one side of fixing bolt is provided with the gasket.
Compared with the prior art, the beneficial effects of the utility model are that:
1. this a special stereo set is used in teaching for multimedia classroom, through accommodate motor, the gear, the straight-tooth plate, the mount pad, the dust cover, motor power, the loose axle, dust exhausting fan, radiator fan, mount and fixing bolt's cooperation sets up, accommodate motor corotation reversal drive gear revolve during the use, straight-tooth plate and gear engagement, can realize the upper and lower altitude mixture control to the stereo set body, according to the transaudient effect height-adjusting when facilitating the use, improve the teaching quality, the setting of mount pad can make things convenient for the installation of dust cover to dismantle, motor power provides power, it rotates to drive the loose axle, thereby it removes the heat for equipment is quick to drive dust exhausting fan and radiator fan, improve equipment tone quality and life, fixed fastness of equipment can be strengthened to a plurality of fixing bolt cooperation mount, guarantee equipment safe use.
2. This a special stereo set is used in teaching for multimedia classroom, through the protective shield net, the radiating groove, the dust screen, metal spring, elastic element, the movable trough, the cooperation setting of movable block and gasket, the protective shield net can prevent that the stereo set is impaired during the use, avoid influencing the teaching and use, a plurality of radiating grooves can be for the quick ventilation cooling of equipment, the dust screen can prevent that the dust from getting into and causing the equipment damage, application metal spring's elasticity, cooperation elastic element can provide good buffering shock-absorbing capacity for equipment, the movable block removes in the movable trough, can reciprocate for equipment and provide safety protection, the gasket can prevent that equipment from fixing time fixing bolt silk, avoid the emergence accident.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic view of an axial measurement structure viewed from the front of the present invention;
fig. 2 is a schematic view of the rear view axial measurement structure of the present invention;
FIG. 3 is a schematic sectional view of the front view of the present invention;
fig. 4 is a schematic sectional view of the top view of the present invention.
In the figure: 1. placing a box; 2. adjusting the motor; 3. a rotating shaft; 4. a gear; 5. a spur plate; 6. a sound body; 7. a mounting seat; 8. a dust cover; 9. a power motor; 10. a movable shaft; 11. a dust removal fan; 12. a heat radiation fan; 13. a fixed mount; 14. fixing the bolt; 15. a protective cover mesh; 16. a heat sink; 17. a dust screen; 18. a metal spring; 19. an elastic element; 20. a movable groove; 21. a movable block; 22. and (7) a gasket.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Examples
Referring to fig. 1-4, the present invention provides the following technical solutions: the utility model provides a special stereo set is used in teaching for multimedia classroom, including placing case 1, the inner wall fixedly connected with adjusting motor 2 of placing case 1, adjusting motor 2's output fixedly connected with pivot 3, the middle part fixedly connected with gear 4 of pivot 3, one side meshing of gear 4 is connected with straight-tooth plate 5, one side fixedly connected with stereo set body 6 of straight-tooth plate 5, the last fixed surface who places case 1 has connect mount pad 7, the inside fixedly connected with dust cover 8 of mount pad 7, the lower fixed surface of dust cover 8 is connected with motor power 9, motor power 9's output fixedly connected with loose axle 10, the middle part fixedly connected with dust removal fan 11 of loose axle 10, the one end fixedly connected with radiator fan 12 of loose axle 10, the lower fixed surface that places case 1 is connected with mount 13, the positive fixedly connected with fixing bolt 14 of mount 13.
In the embodiment of the utility model, through the matching arrangement of the adjusting motor 2, the gear 4, the straight tooth plate 5, the mounting seat 7, the dust cover 8, the power motor 9, the movable shaft 10, the dust removing fan 11, the heat radiation fan 12, the fixing frame 13 and the fixing bolt 14, when in use, the adjusting motor 2 rotates in the positive direction and the reverse direction to drive the gear 4 to rotate, the straight tooth plate 5 is meshed with the gear 4, the height of the sound body 6 can be adjusted up and down, the height can be adjusted according to the sound transmission effect when the sound box is used conveniently, the teaching quality is improved, the installation seat 7 can facilitate the installation and the disassembly of the dust cover 8, the power motor 9 provides power to drive the movable shaft 10 to rotate, thereby drive dust exhausting fan 11 and radiator fan 12 for the quick dust removal heat dissipation of equipment, improve equipment tone quality and life, a plurality of fixing bolt 14 cooperation mount 13 can strengthen the fixed fastness of equipment, guarantee equipment safe handling.
Specifically, the front surface of the placing box 1 is provided with a protective cover net 15.
In this embodiment: through the setting of protective cover net 15, protective cover net 15 can prevent during the use that the stereo set is impaired, avoids influencing the teaching and uses.
Specifically, the left side and the right side of the placing box 1 are both provided with heat radiating grooves 16, and dust screens 17 are arranged inside the heat radiating grooves 16.
In this embodiment: through the setting of radiating groove 16 and dust screen 17, a plurality of radiating grooves 16 can be for the quick ventilation cooling of equipment during the use, and dust screen 17 can prevent that the dust from getting into and causing the equipment damage.
Specifically, a metal spring 18 is fixedly connected to the inner bottom wall of the placing box 1, and an elastic element 19 is fixedly connected to the inner wall of the metal spring 18.
In this embodiment: through the arrangement of the metal spring 18 and the elastic element 19, the elasticity of the metal spring 18 is used in use, and the elastic element 19 is matched to provide good buffering and shock absorption capacity for the equipment.
Specifically, the middle part of the placing box 1 is provided with a movable groove 20, and a movable block 21 is arranged inside the movable groove 20.
In this embodiment: through the arrangement of the movable groove 20 and the movable block 21, the movable block 21 moves in the movable groove 20 during use, and safety protection can be provided for the up-and-down movement of the equipment.
Specifically, a washer 22 is provided on one side of the fixing bolt 14.
In this embodiment: through the arrangement of the gasket 22, the gasket 22 can prevent the fixing bolt 14 from sliding when the device is fixed in use, and accidents are avoided.
The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.
The utility model discloses a theory of operation and use flow: when the special audio for teaching in a multimedia classroom is used, the adjusting motor 2 rotates forwards and backwards to drive the gear 4 to rotate, the straight toothed plate 5 is meshed with the gear 4, the up-and-down height adjustment of the audio body 6 can be realized, the height can be adjusted according to the sound transmission effect when the audio is used conveniently, the teaching quality is improved, the installation seat 7 can facilitate the installation and the disassembly of the dust cover 8, the power motor 9 provides power to drive the movable shaft 10 to rotate, so that the dust removing fan 11 and the heat radiating fan 12 are driven to rapidly remove dust and radiate heat for equipment, the tone quality and the service life of the equipment are improved, the fixing firmness of the equipment can be enhanced by matching the plurality of fixing bolts 14 with the fixing frame 13, and; the protective cover net 15 can prevent that the stereo set from being impaired, avoid influencing the teaching and use, a plurality of radiating grooves 16 can be for the quick ventilation cooling of equipment, dust screen 17 can prevent that the dust from getting into and causing the equipment damage, application metal spring 18's elasticity, cooperation elastic element 19 can provide good buffering shock-absorbing capacity for equipment, movable block 21 removes in movable groove 20, can reciprocate for equipment and provide safety protection, gasket 22 can prevent that equipment from fixing the smooth silk of 14 when fixed, avoid taking place the accident.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. A special stereo set is used in teaching for multimedia classroom, is including placing case (1), its characterized in that: the inner wall of the placing box (1) is fixedly connected with an adjusting motor (2), the output end of the adjusting motor (2) is fixedly connected with a rotating shaft (3), the middle part of the rotating shaft (3) is fixedly connected with a gear (4), one side of the gear (4) is meshed with a straight-tooth plate (5), one side of the straight-tooth plate (5) is fixedly connected with a sound body (6), the upper surface of the placing box (1) is fixedly connected with a mounting seat (7), the inside of the mounting seat (7) is fixedly connected with a dust cover (8), the lower surface of the dust cover (8) is fixedly connected with a power motor (9), the output end of the power motor (9) is fixedly connected with a movable shaft (10), the middle part of the movable shaft (10) is fixedly connected with a dust removing fan (11), and one end of the movable shaft (10) is fixedly, the lower surface of the placing box (1) is fixedly connected with a fixing frame (13), and the front surface of the fixing frame (13) is fixedly connected with a fixing bolt (14).
2. A dedicated audio device for teaching in a multimedia classroom as claimed in claim 1, wherein: the front surface of the placing box (1) is provided with a protective cover net (15).
3. A dedicated audio device for teaching in a multimedia classroom as claimed in claim 1, wherein: the left side and the right side of the placing box (1) are both provided with heat radiating grooves (16), and dust screens (17) are arranged inside the heat radiating grooves (16).
4. A dedicated audio device for teaching in a multimedia classroom as claimed in claim 1, wherein: the inner bottom wall of the placing box (1) is fixedly connected with a metal spring (18), and the inner wall of the metal spring (18) is fixedly connected with an elastic element (19).
5. A dedicated audio device for teaching in a multimedia classroom as claimed in claim 1, wherein: the middle part of the placing box (1) is provided with a movable groove (20), and a movable block (21) is arranged inside the movable groove (20).
6. A dedicated audio device for teaching in a multimedia classroom as claimed in claim 1, wherein: and a gasket (22) is arranged on one side of the fixing bolt (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023325323.8U CN213485107U (en) | 2020-12-31 | 2020-12-31 | Special audio for teaching of multimedia classroom |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023325323.8U CN213485107U (en) | 2020-12-31 | 2020-12-31 | Special audio for teaching of multimedia classroom |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213485107U true CN213485107U (en) | 2021-06-18 |
Family
ID=76358132
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023325323.8U Active CN213485107U (en) | 2020-12-31 | 2020-12-31 | Special audio for teaching of multimedia classroom |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213485107U (en) |
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2020
- 2020-12-31 CN CN202023325323.8U patent/CN213485107U/en active Active
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