CN214412962U

CN214412962U - Intelligent audio amplification equipment for music learning

Info

Publication number: CN214412962U
Application number: CN202120527728.5U
Authority: CN
Inventors: 李垚
Original assignee: Pingliang Vocational & Technical College
Current assignee: Pingliang Vocational & Technical College
Priority date: 2021-03-13
Filing date: 2021-03-13
Publication date: 2021-10-15
Anticipated expiration: 2031-03-13

Abstract

The utility model relates to a teaching aid technical field specifically is an intelligent audio amplification equipment of music study usefulness, including shell and fixed subassembly, fixed subassembly fixed connection sets up in the front of shell in the left and right sides inner wall top of shell, speaker embedding, and safety cover swing joint is in the top front end of shell. This kind of intelligence audio amplification equipment of music study usefulness through being provided with microphone one, and microphone one is provided with four, and four microphones one respectively sets up in four directions in the shell outside, gathers through a pair of external noise of microphone to compare with the cell-phone audio frequency that microphone two gathered, thereby can the filtering noise, guarantee the definition of the audio file that microphone two gathered.

Description

Intelligent audio amplification equipment for music learning

Technical Field

The utility model relates to a teaching aid technical field specifically is an intelligent audio amplification equipment of music study usefulness.

Background

The music is an artistic form of expressing means through sound, generally comprises the combination of elements such as melody, rhythm and the like, and with the development of electronic technology, modern electronic music is unprecedentedly developed, a sound source is obtained by utilizing the electronic technology, and an audio file is stored through mobile equipment, so that the modern music is more convenient to spread;

in music teaching, teachers often store teaching audio files needed to be used in mobile phones, but the mobile phones are low in volume and difficult to use in classrooms, so that the teaching audio files need to be used in cooperation with audio amplification equipment, but the traditional audio amplification equipment is easily interfered by external noise, has unclear conditions and is inconvenient to use;

for the modification of the audio amplifying device, there are related technical solutions disclosed, for example, in patent application nos: 201720227423.6, application date 2017, 03 and 10, entitled "product name: the utility model provides a non-connection formula cell-phone audio amplification device of foreign language teaching who is fit for field usage, includes base, volume knob, charging socket, USB socket, loudspeaker, microphone, its weak point lies in: when using the microphone to gather the sound of collecting loudspeaker, external noise also can be gathered and get into audio amplifier circuit system to the sound that leads to broadcasting is not clear enough the condition, and simultaneously, when the cell-phone inserted in the cell-phone socket, cell-phone socket department does not have good protection, uses the condition that the cell-phone appears by the foreign matter pollution easily in the field, uses convenient inadequately.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an intelligence audio amplification equipment of music study usefulness to the sound that uses microphone collection loudspeaker that proposes in solving above-mentioned background art can type external noise into simultaneously, causes the audio frequency after enlarging to appear the not clear condition, and the cell-phone is polluted by the foreign matter problem easily simultaneously.

In order to achieve the above object, the utility model provides a following technical scheme: an intelligent audio amplifying device for music study, which comprises a shell and a fixed component, wherein the fixed component is fixedly connected above the inner walls of the left side and the right side of the shell,

the housing includes: the loudspeaker is embedded in the front of the shell, the protective cover is movably connected to the front end of the top of the shell, the rubber strips are tightly attached to the periphery of the bottom of the protective cover, the magnet is fixedly connected to the edge of the bottom of the outer side of the shell, the microphone is embedded in the outer side of the shell, the storage battery is fixedly connected to the bottom end of the inner portion of the shell, the control module is fixedly connected to the upper portion of the inner wall of the inner rear side of the shell, and the square hole is formed in the front end of the top of the shell;

the fixing assembly includes: spout, spring, fixture block, draw-in groove and microphone two, the spout is transversely seted up in fixed subassembly's top, and the spring is totally two, and two springs are fixed connection in the left and right sides inner wall of spout respectively, and fixture block fixed connection is in the opposite side of spring, and the draw-in groove is seted up in one side that the fixture block is close to the spout plumb line, and the embedding of microphone two sets up in fixed subassembly's bottom intermediate position.

Preferably, the safety cover is the open setting in bottom, the size of safety cover inner chamber is the same with the size in square hole, the safety cover sets up directly over the square hole.

Preferably, the periphery of the square hole is provided with iron blocks matched with the magnets, and the square hole is arranged right above the fixing component.

Preferably, the number of the microphones is four, and the four microphones are respectively embedded in the left side surface, the right side surface, the back surface and the upper end surface of the shell.

Preferably, the second microphone is arranged on a vertical line in the sliding groove.

Preferably, the inner wall of the clamping groove is tightly attached with a round ball made of foam materials.

Preferably, four corners of the bottom of the shell are respectively provided with four rubber pads.

Compared with the prior art, the beneficial effects of the utility model are that:

1. this kind of intelligence audio amplification equipment of music study usefulness through being provided with microphone one, and microphone one is provided with four, and four microphones one respectively sets up in four directions in the shell outside, gathers through a pair of external noise of microphone to compare with the cell-phone audio frequency that microphone two gathered, thereby can the filtering noise, guarantee the definition of the audio file that microphone two gathered.

2. Secondly, this kind of intelligence audio amplifier equipment of music study usefulness through being provided with the safety cover, the safety cover lock can shield the cell-phone directly over the square hole through the safety cover to the intensity of noise can be weakened to the safety cover of polyester fiber material, reduces the interference of noise to the audio frequency, the outdoor use of being convenient for more.

Drawings

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

fig. 2 is a cross-sectional view of the overall structure of the present invention;

FIG. 3 is a right side view of the overall structure of the present invention;

fig. 4 is an enlarged schematic structural diagram of a in fig. 2 according to the present invention.

In the figure: the microphone comprises a shell 1, a loudspeaker 101, a protective cover 102, a rubber strip 103, a magnet 104, a first microphone 105, a storage battery 106, a control module 107, a square hole 108, a fixing component 2, a sliding groove 201, a spring 202, a fixture block 203, a clamping groove 204 and a second microphone 205.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-4, the present embodiment provides a technical solution: an intelligent audio amplifying device for music study, which comprises a shell 1 and a fixed component 2, wherein the fixed component 2 is fixedly connected above the inner walls of the left side and the right side of the shell 1,

the housing 1 includes: the loudspeaker comprises a loudspeaker 101, a protective cover 102, a rubber strip 103, a magnet 104, a first microphone 105, a storage battery 106, a control module 107 and a square hole 108, wherein the loudspeaker 101 is embedded in the front of the shell 1, the protective cover 102 is movably connected to the front end of the top of the shell 1, the rubber strip 103 is tightly attached to the periphery of the bottom of the protective cover 102, the magnet 104 is fixedly connected to the edge of the bottom of the outer side of the shell 1, the first microphone 105 is embedded in the outer side of the shell 1, the storage battery 106 is fixedly connected to the bottom end of the inner part of the shell 1, the control module 107 is fixedly connected to the upper portion of the inner wall of the inner rear side of the shell 1, and the square hole 108 is formed in the front end of the top of the shell 1;

the fixing assembly 2 includes: the sliding groove 201 is transversely arranged at the top of the fixed component 2, the number of the springs 202 is two, the two springs 202 are respectively and fixedly connected to the inner walls of the left side and the right side of the sliding groove 201, the fixture block 203 is fixedly connected to the other side of the spring 202, the fixture block 204 is arranged on one side, close to the perpendicular bisector of the sliding groove 201, of the fixture block 203, and the second microphone 205 is embedded into the middle position of the bottom of the fixed component 2.

Further, the protection cover 102 is the open setting in bottom, the size of protection cover 102 inner chamber is the same with the size in square hole 108, protection cover 102 sets up directly over square hole 108, through with protection cover 102 lock in 1 top of shell, can shield square hole 108, can avoid the cell-phone to be polluted by the foreign matter when inserting square hole 108 simultaneously, the protection cover 102 that uses the polyester fiber preparation to form can absorb external noise, can reduce the noise and get into inside the shell 1.

Further, square hole 108 is provided with all around with magnet 104 assorted iron plate, square hole 108 sets up directly over fixed subassembly 2, utilizes the principle that magnetic pole opposite polarities attracts mutually for safety cover 102 can adsorb on shell 1 through magnet 104, and when inserting the cell-phone inside square hole 108, the cell-phone can fall on the top of fixed subassembly 2 perpendicularly.

Furthermore, the number of the first microphones 105 is four, the four first microphones 106 are respectively embedded in the left side surface, the right side surface, the back surface and the upper end surface of the shell 1, external noise is collected through the four first microphones 106 arranged in different directions, and according to comparison between sound data collected by the first microphones 106 and sound collected by the second microphones 205, the external noise collected by the second microphones 205 is removed, so that the definition of audio files collected by the second microphones 205 is improved, and audio played by the mobile phone is more truly restored.

Further, the second microphone 205 is arranged on the middle vertical line of the sliding groove 201, after the mobile phone is inserted into the square hole 108, the mobile phone is limited by the two clamping blocks 203, and the loudspeaker of the mobile phone is aligned with the second microphone 205, so that the second microphone 205 can conveniently collect audio.

Furthermore, the inner wall of the clamping groove 204 is tightly attached with a ball made of foam, so that the mobile phone is prevented from being in hard-to-hard contact with the clamping block 203, and the mobile phone is protected.

Furthermore, four rubber pads are arranged at four corners of the bottom of the shell 1 respectively, and friction force between the shell 1 and a desktop is increased through the rubber pads, so that the shell 1 can be stably placed on the desktop.

The loudspeaker 101, the first microphone 105, the control module 107 and the second microphone 205 are electrically connected with the storage battery 106 through wires, signal input ends of the loudspeaker 101, the first microphone 105, the second microphone 205 and the storage battery 106 are in signal connection with a signal transmitting end of the control module 107, and the control module 107 is used for combination and programming of other electronic elements of the whole device and is a unit for achieving intelligent control.

The working principle is as follows:

firstly, the protective cover 102 is taken down, one side of the mobile phone with the loudspeaker is inserted into the square hole 108, the mobile phone falls into the two clamping blocks 203 and is fixed, then the protective cover 102 is buckled on the top of the shell 1, the mobile phone is prevented from being polluted by foreign matters, meanwhile, external noise is reduced to enter the shell 1, then, the external noise is collected through the first microphone 106, the audio frequency of the mobile phone is collected through the second microphone 205, next, the sound data collected through the first microphone 106 is compared with the sound collected through the second microphone 205, so that the external noise collected through the second microphone 205 is removed, finally, the audio frequency collected through the second microphone 205 is amplified and played through the loudspeaker 101, and a teacher starts teaching.

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 an intelligence audio amplification equipment of music study usefulness, includes shell (1) and fixed subassembly (2), fixed subassembly (2) fixed connection in the left and right sides inner wall top of shell (1), its characterized in that:

the housing (1) comprises: loudspeaker (101), safety cover (102), rubber strip (103), magnet (104), first microphone (105), battery (106), control module (107) and square hole (108), loudspeaker (101) embedding sets up in the front of shell (1), safety cover (102) swing joint is in the top front end of shell (1), rubber strip (103) closely laminate around the bottom of safety cover (102), magnet (104) fixed connection is in the outside bottom edge of shell (1), first microphone (105) embedding sets up in the outside of shell (1), battery (106) fixed connection is in the inside bottom of shell (1), control module (107) fixed connection is in the inside rear side inner wall top of shell (1), square hole (108) are seted up in the top front end of shell (1);

the fixing assembly (2) comprises: spout (201), spring (202), fixture block (203), draw-in groove (204) and two microphones (205), the top of fixed subassembly (2) is transversely seted up in spout (201), spring (202) are totally two, two springs (202) are fixed connection respectively in the left and right sides inner wall of spout (201), fixture block (203) fixed connection is in the opposite side of spring (202), draw-in groove (204) are seted up in one side that fixture block (203) are close to spout (201) plumb line, the embedding of two microphones (205) sets up in the bottom intermediate position of fixed subassembly (2).

2. The intelligent audio amplification device for music learning of claim 1, wherein: the protective cover (102) is arranged with an open bottom, the size of the inner cavity of the protective cover (102) is the same as that of the square hole (108), and the protective cover (102) is arranged right above the square hole (108).

3. An intelligent audio amplification device for music learning according to claim 1 or 2, wherein: the periphery of the square hole (108) is provided with iron blocks matched with the magnets (104), and the square hole (108) is arranged right above the fixed component (2).

4. The intelligent audio amplification device for music learning of claim 1, wherein: the four microphones (105) are arranged on the left side surface, the right side surface, the back surface and the upper end surface of the shell (1) in an embedded mode.

5. The intelligent audio amplification device for music learning of claim 1, wherein: the second microphone (205) is arranged on the middle vertical line of the sliding groove (201).

6. The intelligent audio amplification device for music learning of claim 1, wherein: the inner wall of the clamping groove (204) is tightly attached with a round ball made of foam materials.

7. The intelligent audio amplification device for music learning of claim 1, wherein: four rubber pads are arranged at four corners of the bottom of the shell (1) respectively.