CN210807655U

CN210807655U - Music teaching public address set

Info

Publication number: CN210807655U
Application number: CN201921757399.2U
Authority: CN
Inventors: 金相莉; 李济彤; 李梦莹
Original assignee: Suihua University
Current assignee: Suihua University
Priority date: 2019-10-19
Filing date: 2019-10-19
Publication date: 2020-06-19
Anticipated expiration: 2029-10-19

Abstract

The utility model provides a music teaching public address set, which comprises a public address main body, a protective net, a connecting hole, an arc-shaped public address board, a mounting seat, a control button, a bearing, a rotating motor, a storage battery, a connecting block and a fixing bolt, wherein the protective net is arranged on the right end face of the public address main body, the connecting hole is arranged on the front end face of the public address main body, the connecting block is fixed on the lower end face of the public address main body, the rotating motor is arranged on the lower end face of the connecting block, the mounting seat is arranged on the lower end face of the rotating motor, the control button is arranged on the right end face of the mounting seat, the storage battery is arranged on the left side in the public address main body, the bearing is arranged at the connecting position of the rotating motor and the mounting seat, the arc-shaped public address board is arranged, the combined installation of being convenient for, the public address is effectual, and the practicality is strong.

Description

Music teaching public address set

Technical Field

The utility model relates to a music teaching public address set belongs to music teaching technical field.

Background

Music education has broad and narrow meanings. The generalized music education refers to all education that influences thought emotion and thinking quality of people and improves knowledge and skill through music, and mainly refers to school music education which is organized, planned and purposefully performed according to certain social requirements, and a music teaching amplification device is needed in the music education.

Among the prior art, current music teaching public address set when using, carry out the public address inhomogeneous sound big or sound little on one side, the public address effect is not good, influences the teaching effect, and the problem that the aforesaid appears is solved to the music teaching public address set of now urgent need.

Disclosure of Invention

Not enough to prior art exists, the utility model aims at providing a music teaching public address set to solve the problem that proposes in the above-mentioned background art, the utility model discloses rational in infrastructure, the composite mounting of being convenient for, public address is effectual, and the practicality is strong.

In order to achieve the above purpose, the present invention is realized by the following technical solution: a music teaching public address device, which comprises a public address main body, a protective net, an auxiliary public address mechanism and a connecting hole, the right end face of the loudspeaker main body is provided with a protective net, the front end face of the loudspeaker main body is provided with a connecting hole, an auxiliary sound amplifying mechanism is arranged on the lower side of the loudspeaker main body and comprises an arc-shaped sound amplifying plate, a mounting seat, a control button, a bearing, a rotating motor, a storage battery, a connecting block and a fixing bolt, the lower end face of the loudspeaker main body is fixed with a connecting block, the lower end face of the connecting block is provided with a rotating motor, the lower end surface of the rotating motor is provided with a mounting seat, the right end surface of the mounting seat is provided with a control button, the left side in the loudspeaker main body is provided with a storage battery, the joint of the rotating motor and the mounting seat is provided with a bearing, an arc-shaped sound-amplifying plate is installed on the right end face of the loudspeaker main body, and a fixing bolt is connected to the upper end face of the arc-shaped sound-amplifying plate.

Further, the jack that charges is installed to megaphone main part right-hand member face, the jack that charges is connected with the battery through the wire.

Furthermore, a round hole is formed in the upper end face of the loudspeaker main body, internal threads are arranged in the round hole, and the fixing bolt penetrates through the arc-shaped sound amplifying plate and is connected with the loudspeaker main body through threads.

Further, the rotary motor is rotatably connected with the mounting seat through a bearing.

Further, cylindrical hole has been seted up to terminal surface under the connecting block, and the cylindrical hole inside is provided with the internal thread, rotation motor annular side upside is provided with the external screw thread, the connecting block is connected through the screw thread with the rotation motor.

Furthermore, the rotating motor is connected with a control button through a wire, and the control button is connected with an external power supply through a wire.

The utility model has the advantages that: the utility model discloses a music teaching public address device, because of the utility model discloses added arc-shaped sound amplification board, mount pad, control button, bearing, rotation motor, battery, connecting block and fixing bolt, this design is supplementary public address effectual, has solved the not good problem of original music teaching public address device public address effect, has improved the utility model discloses a practicality.

Because of megaphone main part right-hand member face installs the jack that charges, the jack that charges is connected with the battery through the wire, and this design is convenient for charge to the battery through using the jack that charges, has seted up the round hole because of megaphone main part up end, and the inside internal thread that is provided with of round hole, and fixing bolt runs through arc-shaped sound-amplifying board and is connected through the screw thread with the megaphone main part, and this design has strengthened the firm nature that fixing bolt and arc-shaped sound-amplifying board are connected through using threaded connection, rotates with the mount pad because of rotating the motor through the bearing and is connected, and this design is convenient for rotate the motor, the utility model discloses rational in infrastructure, the composite erection.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a schematic structural view of a music teaching public address device of the present invention;

fig. 2 is a schematic structural view of an auxiliary sound amplifying mechanism in the music teaching sound amplifying device of the present invention;

fig. 3 is a front cross-sectional view of an auxiliary sound amplifying mechanism in the music teaching sound amplifying device of the present invention;

in the figure: 1-a loudspeaker body, 2-a protective net, 3-an auxiliary sound amplifying mechanism, 4-a connecting hole, 31-an arc sound amplifying plate, 32-a mounting seat, 33-a control button, 34-a bearing, 35-a rotating motor, 36-a storage battery, 37-a connecting block, 38-a fixing bolt and 361-a charging hole.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a music teaching public address device, includes megaphone main part 1, protection network 2, supplementary public address mechanism 3 and connecting hole 4, and protection network 2 is installed to 1 right-hand member face of megaphone main part, and connecting hole 4 has been seted up to 1 preceding terminal surface of megaphone main part, and 1 downside of megaphone main part is provided with supplementary public address mechanism 3.

Supplementary public address mechanism 3 includes arc-shaped sound amplification board 31, mount pad 32, control button 33, bearing 34, rotation motor 35, battery 36, connecting block 37 and fixing bolt 38, the terminal surface is fixed with connecting block 37 under 1 of megaphone main part, rotation motor 35 is installed to terminal surface under connecting block 37, terminal surface is equipped with mount pad 32 under rotation motor 35, control button 33 is installed to mount pad 32 right-hand member face, 1 inside left side of megaphone main part is equipped with battery 36, rotation motor 35 is installed with mount pad 32 junction bearing 34, arc-shaped sound amplification board 31 is installed to 1 right-hand member face of megaphone main part, arc-shaped sound amplification board 31 up end is connected with fixing bolt 38, the not good problem of original music teaching public address device public address effect has been solved in this design.

Charging jack 361 is installed to loudspeaker main part 1 right-hand member face, charging jack 361 is connected with battery 36 through the wire, this design is convenient for charge battery 36 through using charging jack 361, the round hole has been seted up to loudspeaker main part 1 up end, and the inside internal thread that is provided with of round hole, fixing bolt 38 runs through arc-shaped sound-amplifying board 31 and is connected through the screw thread with loudspeaker main part 1, the firm nature that fixing bolt 38 and arc-shaped sound-amplifying board 31 are connected has been strengthened through using threaded connection to this design.

Rotation motor 35 rotates with mount pad 32 through bearing 34 to be connected, this design is convenient for rotation motor 35 to rotate, the terminal surface has seted up the cylinder hole under connecting block 37, and the inside internal thread that is provided with in cylinder hole, rotation motor 35 annular side upside is provided with the external screw thread, connecting block 37 is connected through the screw thread with rotation motor 35, this design is simple through using threaded connection structure, be convenient for connecting block 37 and rotation motor 35 to be connected, rotation motor 35 is connected with control button 33 through the wire, control button 33 is connected with external power supply through the wire, this design is convenient for control the switching to rotation motor 35 through using control button 33.

As an embodiment of the present invention: when needs carry out the public address to megaphone main part 1, the staff is through opening control button 33, battery 36 provides the electric energy for rotating motor 35, thereby rotating motor 35 rotates and drives connecting block 37 and rotate, thereby connecting block 37 rotates and drives megaphone main part 1 and rotates, bearing 34 plays the effect of being convenient for rotate motor 35 pivoted, arc-shaped sound amplification board 31 plays the effect of enlarging the music, megaphone main part 1 rotates and evenly emits the music, prevent that sound is big on one side sound little, fixing bolt 38 plays fixed effect to arc-shaped sound amplification board 31, the purpose of supplementary public address has been realized, the utility model discloses a practicality is improved.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a music teaching public address set, includes megaphone main part, protection network, supplementary public address mechanism and connecting hole, its characterized in that: the right end face of the loudspeaker main body is provided with a protective net, the front end face of the loudspeaker main body is provided with a connecting hole, and the lower side of the loudspeaker main body is provided with an auxiliary sound amplifying mechanism;

supplementary public address mechanism includes arc abatvoix, mount pad, control button, bearing, rotation motor, battery, connecting block and fixing bolt, the terminal surface is fixed with the connecting block under the megaphone main part, the rotation motor is installed to terminal surface under the connecting block, the terminal surface is equipped with the mount pad under the rotation motor, control button is installed to mount pad right-hand member face, the inside left side of megaphone main part is equipped with the battery, the rotation motor is installed with the mount pad junction and is held, arc abatvoix is installed to megaphone main part right-hand member face, arc abatvoix up end is connected with fixing bolt.

2. The music teaching amplification device of claim 1, wherein: the loudspeaker body right-hand member face is installed the jack that charges, the jack that charges is connected with the battery through the wire.

3. The music teaching amplification device of claim 1, wherein: the loudspeaker comprises a loudspeaker body and is characterized in that a round hole is formed in the upper end face of the loudspeaker body, internal threads are arranged in the round hole, and the fixing bolt penetrates through the arc-shaped sound-amplifying plate and is connected with the loudspeaker body through threads.

4. The music teaching amplification device of claim 1, wherein: the rotating motor is rotatably connected with the mounting seat through a bearing.

5. The music teaching amplification device of claim 1, wherein: cylindrical hole has been seted up to the terminal surface under the connecting block, and the cylindrical hole inside is provided with the internal thread, the annular side upside of rotation motor is provided with the external screw thread, the connecting block is connected through the screw thread with the rotation motor.

6. The music teaching amplification device of claim 1, wherein: the rotating motor is connected with the control button through a wire, and the control button is connected with an external power supply through a wire.