Teaching sound box capable of producing sound in 360 degrees in all directions

Abstract

The utility model discloses a 360-degree omni-directional sounding teaching sound box, which comprises a box body, an installation box and a loudspeaker, wherein the box body is internally and fixedly connected with a partition plate and a sound transmission cylinder, the sound transmission cylinder is fixedly connected to the top of the partition plate, the installation box is connected with the box body through screws, and the loudspeaker is fixedly connected to the interior of the installation box. According to the 360-degree omni-directional sound production teaching sound box, the box body, the partition plate, the sound transmission cylinder, the installation box and the loudspeaker are matched with one another, sound produced by the loudspeaker enters the sound amplification cylinder through the sound transmission cylinder and is amplified through the sound amplification cylinder, 360-degree omni-directional sound production is achieved, meanwhile, the lifting threaded rod rotates to drive the threaded sleeve to ascend, and the sound transmission cylinder and the installation box are matched with one another to achieve 360-degree omni-directional sound production. The sound insulation plug blocks a certain layer of through hole, so that the reverberation effect of the sound box is adjusted, and corresponding adjustment can be conveniently carried out according to the use requirement of a user.

Description

Technical Field

[0001] The utility model relates to the technical field of teaching audio, in particular to a teaching sound box with 360-degree omnidirectional sound emission. Background Art

[0002] At present, with the increase in the number of venues where speakers are used, such as speakers for outdoor performances, speakers for indoor concerts, speakers for square dancing, etc.

[0003] Publication number: CN207382502U, the disclosed speaker with a pull rod comprises a speaker box body and a pull rod located at the back of the speaker box body, the pull rod is telescopically installed on the speaker box body, the pull rod comprises a first rod body, a second rod body connected to the top end of the first rod body, and a handle fixed to the top end of the second rod body, a rotating shaft is fixed to the top end of the first rod body, the bottom end of the second rod body is pivotally connected to the rotating shaft, a first engaging portion is arranged on the rotating shaft, a lever is installed in the second rod body, the middle part of the lever is hinged to the second rod body, the lower end of the lever is arranged with a second engaging portion cooperating with the first engaging portion, the upper end of the lever extends into the handle, and the upper end of the lever is arranged with a toggle portion protruding from the outer surface of the handle.

[0004] However, the above-mentioned speakers cannot emit sound in a 360-degree omnidirectional manner, and the sound quality at the back and sides of the speakers decreases to varying degrees, resulting in a poor experience for the audience. Therefore, it is necessary to propose a teaching speaker with 360-degree omnidirectional sound. Utility Model Content

[0005] In view of the problems existing in the prior art, the utility model provides a teaching speaker with 360-degree omnidirectional sound emission.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A 360-degree omnidirectional teaching speaker comprises: a box body, wherein a partition is fixedly connected to the interior of the box body;

[0008] A megaphone fixedly connected to the top of the partition;

[0009] An installation box, wherein the installation box is connected to the box body by screws;

[0010] A speaker is fixedly connected to the interior of the installation box.

[0011] The above-mentioned 360-degree omnidirectional teaching speaker, wherein a plurality of mounting holes are provided on the side of the box body;

[0012] A mounting groove, the mounting groove is fixedly connected to the side of the microphone;

[0013] A through hole, which is provided on the surface of the microphone and corresponds to the mounting groove;

[0014] A loudspeaker is installed inside the installation hole.

[0015] The above-mentioned 360-degree omnidirectional teaching speaker, wherein a plurality of heat dissipation holes are provided on the surface of the installation box;

[0016] A dustproof net is installed inside the installation box.

[0017] The above-mentioned 360-degree omnidirectional teaching speaker, wherein a sound insulation plug is provided inside the megaphone;

[0018] A threaded sleeve, the threaded sleeve is fixedly connected to the bottom of the sound insulation plug;

[0019] A fixed disk, the fixed disk being fixedly connected to the surface of the threaded sleeve;

[0020] A guide rod connects the sound insulation plug to the fixing plate.

[0021] The above-mentioned 360-degree omnidirectional teaching speaker, wherein a conversion chamber is fixedly connected to the bottom of the inner wall of the box;

[0022] A lifting threaded rod, the lifting threaded rod can rotate inside the conversion chamber, and the lifting threaded rod is threadedly connected to the threaded sleeve;

[0023] A lifting bevel gear, wherein the lifting bevel gear is fixedly connected to the bottom of the lifting threaded rod;

[0024] A conversion bevel gear meshing with the lifting bevel gear;

[0025] A conversion rod is fixedly connected to the conversion bevel gear.

[0026] The above-mentioned 360-degree omnidirectional teaching speaker, wherein the surface of the speaker is covered with sound insulation cotton;

[0027] A storage battery, wherein the storage battery is fixedly connected to the bottom of the inner wall of the box;

[0028] A control panel, wherein the control panel is fixedly connected to the top of the installation box;

[0029] Universal wheels, the universal wheels are fixedly connected to the bottom of the box;

[0030] A handle is fixedly connected to the back side of the box body.

[0031] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0032] 1. The utility model realizes a 360-degree omnidirectional teaching speaker through the mutual cooperation between the box body, the partition, the megaphone, the installation box and the speaker. The sound emitted by the speaker enters the loudspeaker through the megaphone and is amplified by the loudspeaker to achieve 360-degree omnidirectional sound. At the same time, the lifting threaded rod rotates to drive the threaded sleeve to rise, so that the sound insulation plug blocks a certain layer of through holes, so as to adjust the reverberation effect of the sound, which is convenient for corresponding adjustments according to the user's usage needs.

[0033] 2. In the present invention, the sound insulation cotton is used to soundproof the sides of the speaker to prevent the sound from escaping.

[0034] 3. In the present invention, the dustproof net is provided to prevent external dust from entering the box, thereby preventing dust from damaging the speakers and extending the service life of the speakers.

[0035] 4. In the present invention, the installation groove is provided to ensure the stability of the installation of the loudspeaker. BRIEF DESCRIPTION OF THE DRAWINGS

[0036] Figure 1 It is a structural cross-sectional view of the main view of the utility model;

[0037] Figure 2 It is a structural schematic diagram of the front view of the utility model;

[0038] Figure 3 It is a structural schematic diagram of the megaphone, the mounting slot and the through hole of the utility model.

[0039] In the figure:

[0040] 1 box body, 2 partition, 3 megaphone, 4 installation box, 5 speaker, 6 installation hole, 7 installation slot, 8 through hole, 9 megaphone, 10 heat dissipation hole, 11 dust net, 12 sound insulation plug, 13 threaded sleeve, 14 fixed plate, 15 guide rod, 16 conversion bin, 17 lifting threaded rod, 18 lifting bevel gear, 19 conversion bevel gear, 20 conversion rod, 21 sound insulation cotton, 22 battery, 23 control panel, 24 universal wheel, 25 handle. DETAILED DESCRIPTION

[0041] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0042] like Figure 1-3As shown, a 360-degree omnidirectional teaching speaker comprises: a box body 1, a partition plate 2 is fixedly connected to the interior of the box body 1, and a plurality of mounting holes 6 are opened on the side of the box body 1 to facilitate the installation of a loudspeaker 9.

[0043] The mounting groove 7 is fixedly connected to the side of the microphone 3 to ensure the stability of the installation of the microphone 9.

[0044] A through hole 8 is provided on the surface of the microphone 3 and corresponds to the mounting groove 7 .

[0045] The loudspeaker 9 is installed inside the installation hole 6 .

[0046] The megaphone 3 is fixedly connected to the top of the partition 2, and a soundproof plug 12 is arranged inside the megaphone 3 to isolate the sound.

[0047] The threaded sleeve 13 is fixedly connected to the bottom of the sound insulation plug 12 .

[0048] The fixing plate 14 is fixedly connected to the surface of the threaded sleeve 13 .

[0049] The guide rod 15 connects the sound insulation plug with the fixed plate 14, thereby ensuring the stability of the rising of the threaded sleeve 13.

[0050] A conversion chamber 16 is fixedly connected to the bottom of the inner wall of the box body 1 .

[0051] The lifting threaded rod 17 can rotate inside the conversion chamber 16 , and the lifting threaded rod 17 is threadedly connected with the threaded sleeve 13 .

[0052] The lifting bevel gear 18 is fixedly connected to the bottom of the lifting threaded rod 17 .

[0053] The conversion bevel gear 19 is meshed with the lifting bevel gear 18 .

[0054] The conversion rod 20 is fixedly connected to the conversion bevel gear 19 .

[0055] The installation box 4 is connected to the box body 1 by screws. A plurality of heat dissipation holes 10 are provided on the surface of the installation box 4 to dissipate heat inside the installation box 4 .

[0056] The dustproof net 11 is installed inside the installation box 4 to prevent external dust from entering the box body 1, thereby ensuring that the dust does not damage the sound and extending the service life of the sound.

[0057] The speaker 5 is fixedly connected to the inside of the installation box 4. The sound emitted by the speaker 5 enters the loudspeaker 9 through the microphone 4 and is amplified by the loudspeaker 9 to achieve 360-degree omnidirectional sound. At the same time, the lifting threaded rod 17 rotates to drive the threaded sleeve 13 to rise, so that the sound insulation plug 12 blocks a certain layer of the through hole 8, so as to adjust the reverberation effect of the sound, which is convenient for corresponding adjustments according to the user's usage needs.

[0058] The surface of the speaker 5 is covered with sound insulation cotton 21 to soundproof the sides of the speaker 5 and prevent the sound from escaping.

[0059] The battery 22 is fixedly connected to the bottom of the inner wall of the box body 1 to supply power to the speaker 5 and the control panel 23 .

[0060] A control panel 23 is fixedly connected to the top of the installation box 4 .

[0061] The universal wheel 24 is fixedly connected to the bottom of the box body 1 to facilitate the movement of the box body 1.

[0062] The handle 25 is fixedly connected to the back of the box body 1, which reduces the movement pressure of the user.

[0063] In order to facilitate understanding of the above technical solution of the present invention, the working principle or operation method of the present invention in the actual process is described in detail below.

[0064] The utility model provides a 360-degree omnidirectional teaching speaker. When in use, the sound emitted by the speaker 5 enters the loudspeaker 9 through the megaphone 4 and is amplified by the loudspeaker 9 to achieve 360-degree omnidirectional sound. At the same time, the conversion rod 20 is rotated to drive the lifting threaded rod 17 to rotate through the conversion bevel gear 19, driving the threaded sleeve 13 to rise, so that the sound insulation plug 12 blocks a certain layer of through holes 8, so as to adjust the reverberation effect of the sound.

[0065] In summary, the 360-degree omnidirectional sound-emitting teaching speaker solves the problems mentioned in the background technology through the cooperation among the box body 1, the partition 2, the megaphone 3, the installation box 4 and the speaker 5.

[0066] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A 360-degree omnidirectional teaching speaker, comprising: The box body (1) is characterized in that a partition plate (2) is fixedly connected to the interior of the box body (1); A megaphone (3), wherein the megaphone (3) is fixedly connected to the top of the partition (2); An installation box (4), wherein the installation box (4) is connected to the box body (1) by screws; A speaker (5), wherein the speaker (5) is fixedly connected to the inside of the installation box (4).

2. A 360-degree omnidirectional teaching speaker according to claim 1, characterized in that: The side surface of the box body (1) is provided with a plurality of mounting holes (6); A mounting groove (7), wherein the mounting groove (7) is fixedly connected to a side surface of the microphone (3); A through hole (8), wherein the through hole (8) is formed on the surface of the microphone (3) and corresponds to the mounting groove (7); A loudspeaker (9) is installed inside the installation hole (6).

3. A 360-degree omnidirectional teaching speaker according to claim 2, characterized in that: The surface of the installation box (4) is provided with a plurality of heat dissipation holes (10); A dustproof net (11), wherein the dustproof net (11) is installed inside the installation box (4).

4. A 360-degree omnidirectional teaching speaker according to claim 3, characterized in that: A soundproof plug (12) is arranged inside the microphone (3); A threaded sleeve (13), wherein the threaded sleeve (13) is fixedly connected to the bottom of the sound insulation plug (12); A fixed plate (14), wherein the fixed plate (14) is fixedly connected to the surface of the threaded sleeve (13); A guide rod (15) connects the sound insulation plug to the fixing plate (14).

5. A 360-degree omnidirectional teaching speaker according to claim 4, characterized in that: A conversion bin (16) is fixedly connected to the bottom of the inner wall of the box body (1); A lifting threaded rod (17), wherein the lifting threaded rod (17) can rotate inside the conversion chamber (16), and the lifting threaded rod (17) is threadedly connected to the threaded sleeve (13); A lifting bevel gear (18), wherein the lifting bevel gear (18) is fixedly connected to the bottom of the lifting threaded rod (17); A conversion bevel gear (19), wherein the conversion bevel gear (19) is meshed with the lifting bevel gear (18); A conversion rod (20) is fixedly connected to the conversion bevel gear (19).

6. A 360-degree omnidirectional teaching speaker according to claim 5, characterized in that: The surface of the speaker (5) is covered with sound insulation cotton (21); A storage battery (22), wherein the storage battery (22) is fixedly connected to the bottom of the inner wall of the box body (1); A control panel (23), wherein the control panel (23) is fixedly connected to the top of the installation box (4); A universal wheel (24), wherein the universal wheel (24) is fixedly connected to the bottom of the box body (1); A handle (25), wherein the handle (25) is fixedly connected to the back side of the box body (1).

Images