CN209767807U - Microphone and loudspeaker box integrated machine - Google Patents
Microphone and loudspeaker box integrated machine Download PDFInfo
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- CN209767807U CN209767807U CN201920349948.6U CN201920349948U CN209767807U CN 209767807 U CN209767807 U CN 209767807U CN 201920349948 U CN201920349948 U CN 201920349948U CN 209767807 U CN209767807 U CN 209767807U
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Abstract
The utility model provides a microphone and sound box integrated machine, which comprises a microphone component, a sound box component and a handle component; the microphone assembly, the sound box assembly and the handle assembly are sequentially stacked and mounted along the same axial direction; the sound box component comprises at least two loudspeakers, a sound box bracket and a sound box shell, wherein the at least two loudspeakers are symmetrically arranged on the sound box bracket, and the sound box bracket is fixed in the sound box shell; the sound producing surface of the loudspeaker and the central axis of the sound box support are arranged according to a preset included angle, and the sound producing surface faces back to the microphone assembly. The utility model discloses a microphone audio amplifier all-in-one is through setting up two at least loudspeaker in the audio amplifier subassembly to promote the volume of output, and loudspeaker symmetry sets up, can offset the sound wave of relative propagation mutually, weaken the sound wave of single loudspeaker and disturb the problem of whistling that arouses to the sound head, the sound that has avoided loudspeaker output in the direction that sets up of loudspeaker forms positive feedback to the microphone subassembly moreover, more helps preventing whistling.
Description
Technical Field
the utility model relates to an acoustics equipment technical field especially relates to a microphone audio amplifier all-in-one.
Background
With the rapid development of science and technology, various microphone and sound box integrated machines are produced to meet the entertainment requirements of people such as live webcasts, karaoke songs and the like.
In the existing microphone and sound box integrated machine, when the function of playing sound by a sound box is realized, the sound directly coming from a loudspeaker is output, and the bass tone quality is lacked; moreover, the microphone and the sound box share the sound cavity, so that the sound head of the microphone is very easy to pick up the sound emitted by the sound box, and the howling problem is generated. However, the reduction of the gain can weaken the sound effect integrally, so that the voice is clumsy, the use experience of the user is reduced, and the good feeling of the user is weakened.
SUMMERY OF THE UTILITY MODEL
The utility model provides a microphone audio amplifier all-in-one to solve tone quality relatively poor and the sound problem plump of sounding inadequately.
The utility model provides a microphone and sound box integrated machine, which comprises a microphone component, a sound box component and a handle component;
The microphone assembly, the sound box assembly and the handle assembly are sequentially stacked and mounted along the same axial direction;
The loudspeaker box assembly comprises at least two loudspeakers, a loudspeaker box support and a loudspeaker box shell, wherein the at least two loudspeakers are symmetrically arranged on the loudspeaker box support, and the loudspeaker box support is fixed in the loudspeaker box shell;
the sound production face of loudspeaker with the axis of sound box support sets up according to predetermineeing the contained angle, just the sound production face is back to microphone subassembly.
Optionally, the preset included angle is 15-30 °.
Optionally, the sound box assembly further includes at least two bass radiators, and the at least two bass radiators are symmetrically disposed on the sound box support.
Optionally, the sound box assembly further comprises a vibration-preventing pad, and the vibration-preventing pad is arranged between the outer wall of the sound box support and the inner wall of the sound box shell.
Optionally, the sound box support comprises a first support and a second support, and the first support and the second support are connected in a joggle mode.
optionally, the microphone assembly includes a sound head and a sound cavity bottom plate;
the sound head is fixed on the sound cavity bottom plate, and the sound cavity bottom plate is arranged between the sound box assembly and the sound head.
Optionally, a circular truncated cone-shaped boss is arranged on the surface of one side, close to the sound head, of the sound cavity bottom plate, and the sound head is installed at one end, with the smaller diameter, of the boss.
Optionally, the microphone assembly further includes a sound head support, the sound head support is disposed between the sound head and the sound cavity bottom plate, and the sound head support is connected to the sound head and the sound cavity bottom plate, wherein hardness of the sound head support is less than hardness of the sound cavity bottom plate.
Optionally, the microphone assembly further comprises a sound net and a blowout prevention cotton;
The sound net is connected with the sound box shell, and the blowout prevention cotton cover is arranged on the sound net.
to the prior art, the utility model discloses possess following advantage:
The embodiment of the utility model provides an among the microphone audio amplifier all-in-one, through set up two at least loudspeaker in audio amplifier subassembly, thereby promote the volume of output, and the loudspeaker symmetry sets up, can offset the sound wave of relative propagation mutually, weaken the sound wave of single loudspeaker and disturb the problem of whistling that arouses to the sound head, and the sound production face of loudspeaker and the axis of audio amplifier support set up according to predetermineeing the contained angle, the sound production face has avoided the sound of loudspeaker output to form positive feedback to the microphone subassembly back to the microphone subassembly, more help preventing whistling.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments of the present invention will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.
fig. 1 is an exploded view of an integrated microphone and speaker system provided in an embodiment of the present invention;
fig. 2 is an assembly view of a microphone and speaker integrated machine provided by an embodiment of the present invention;
Fig. 3 is a schematic view of a speaker installation position of the microphone and speaker integrated machine provided by the embodiment of the present invention;
fig. 4 is a schematic view of a speaker installation angle of a microphone and sound box all-in-one machine provided by the embodiment of the present invention.
Detailed Description
In order to make the above objects, features and advantages of the present invention more comprehensible, the present invention is described in detail with reference to the accompanying drawings and the detailed description.
Referring to fig. 1 to 4, the utility model provides an all-in-one microphone and loudspeaker box machine, which comprises a microphone component 10, a loudspeaker box component 11 and a handle component 12;
the microphone assembly 10, the sound box assembly 11 and the handle assembly 12 are sequentially stacked and mounted along the same axial direction;
the sound box assembly 11 comprises at least two speakers 111, a sound box bracket 112 and a sound box housing 113, wherein the at least two speakers 111 are symmetrically arranged on the sound box bracket 112, and the sound box bracket 112 is fixed in the sound box housing 113;
the sound production surface M of the speaker 111 and the central axis L of the sound box support 112 are arranged according to a preset included angle α, and the sound production surface M faces back to the microphone assembly 10.
Particularly, as shown in fig. 1, the utility model provides an explosion schematic diagram of microphone audio amplifier all-in-one, fig. 2 is the assembly drawing. The microphone and sound box all-in-one machine comprises a microphone component 10, a sound box component 11 and a handle component 12. The microphone component 10 is a functional component for picking up sound, the sound box component 11 is a functional component for transmitting sound to the outside, the handle component 12 is a holding handle of the microphone and sound box integrated machine, and is also an installation support of the microphone component 10 and the sound box component 11, and meanwhile, a control circuit can also be installed by utilizing the inner cavity space in the handle component 12. The microphone assembly 10, the speaker assembly 11 and the handle assembly 12 are sequentially stacked and mounted along the same axial direction, that is, the microphone assembly 10 is located at the upper part, the speaker assembly 11 is located at the middle part and the handle assembly 12 is located at the lower part according to the structural division of the upper part, the middle part and the lower part. The utility model provides a loudspeaker box assembly 11 includes two at least loudspeaker 111, audio amplifier support 112 and audio amplifier shell 113, and two at least loudspeaker 111 symmetry settings on audio amplifier support 112, and figure 3 has given the schematic diagram that two loudspeaker 111 symmetry set up on audio amplifier support 112, and the horn mouth of two loudspeaker 111 is towards the outside, installs on audio amplifier support 112 according to the symmetrical form of back to back, and audio amplifier support 112 is fixed in audio amplifier shell 113. Therefore, after the sound waves emitted by each loudspeaker are reflected by the inner wall of the loudspeaker box shell 113, the vibration can be weakened and the defect of squeal can be overcome due to the symmetrical arrangement. As shown in fig. 4, sound emitting surface M of loudspeaker 111 is the plane where the vibrating diaphragm is located, central axis L of sound box support 112 is microphone assembly 10, the axis of sound box assembly 11 and handle assembly 12 stacked and installed, sound emitting surface M and central axis L are set according to preset included angle α, preset included angle α is greater than zero, and sound emitting surface M faces away from microphone assembly 10, namely sound is spread to the direction far away from microphone assembly 10, thereby avoiding microphone assembly 10 to pick up the sound emitted by loudspeaker 111, reducing positive feedback, and preventing the occurrence of whistling problem.
The embodiment of the utility model provides an among the microphone audio amplifier all-in-one, through set up two at least loudspeaker in the audio amplifier subassembly to promote the volume of output, and loudspeaker symmetry sets up, can offset the sound wave of relative propagation mutually, weaken the sound wave of single loudspeaker and disturb the problem of whistling that arouses to the sound head.
Optionally, referring to fig. 4, the preset included angle α is 15 ° to 30 °.
specifically, as shown in fig. 4, when the preset included angle α between the sound emitting surface M and the central axis L is too small, the effect of alleviating the howling problem is not significant enough, and when the preset included angle α between the sound emitting surface M and the central axis L is too large, the sound propagation direction is too close to the position of the handle assembly 12, the sound effect is not ideal enough, so that the improvement effect and the sound effect of the howling problem are considered comprehensively, and the preset included angle α can be set to 15 ° to 30 °.
Optionally, referring to fig. 1 and 3, the sound box assembly 11 further includes at least two bass radiators 114, and the at least two bass radiators 114 are symmetrically disposed on the sound box support 112.
specifically, as shown in fig. 1 and 3, in order to improve the bass effect of the sound emitted by the combo, the aforementioned enclosure assembly 11 further includes at least two bass radiators 114, and the at least two bass radiators 114 are symmetrically disposed on the enclosure support 112, so that the vibration can be reduced, and the defect of howling can be improved.
optionally, referring to fig. 1, the speaker assembly 11 further includes a vibration-proof pad 115, and the vibration-proof pad 115 is disposed between an outer wall of the speaker bracket 112 and an inner wall of the speaker housing 113.
Specifically, as shown in fig. 1, since the cabinet holder 112 is mounted in the cabinet housing 113, in order to eliminate the vibration between the two solid bodies, the squeal phenomenon is eliminated as much as possible, and therefore, the vibration absorbing pad 115 is provided between the outer wall of the cabinet holder 112 and the inner wall of the cabinet housing 113 to perform a buffering and vibration damping function.
Optionally, referring to fig. 1, the speaker holder 112 includes a first holder 1121 and a second holder 1122, and the first holder 1121 and the second holder 1122 are connected in a snap-fit manner.
Specifically, as shown in fig. 1, in order to facilitate the installation of the horn 111 and the bass radiator 114 on the speaker stand 112, the speaker stand 112 may be designed to include two parts of the first stand 1121 and the second stand 1122, and the first stand 1121 and the second stand 1122 are connected in a snap-fit manner, so as to improve the assembly and disassembly convenience.
Optionally, referring to fig. 1, the microphone assembly 10 includes a sound head 101 and a sound cavity bottom plate 102;
The sound head 101 is fixed on the sound cavity bottom plate 102, and the sound cavity bottom plate 102 is disposed between the sound box assembly 11 and the sound head 101.
Specifically, as shown in fig. 1, the microphone assembly 10 includes a sound head 101 and a sound cavity base plate 102. The sound head 101 is a part for sound pickup, and is also commonly called a microphone. The sound cavity bottom plate 102 is a plate for isolating the microphone sound cavity where the sound head 101 is located from the sound box sound cavity where the speaker 111 is located, therefore, the sound head 101 is fixed on the sound cavity bottom plate 102, and the sound cavity bottom plate 102 is arranged between the sound box assembly 11 and the sound head 101, so that the microphone sound cavity and the sound box sound cavity are independently sealed, mutual interference of sound is avoided, and the occurrence risk of howling is reduced.
Optionally, referring to fig. 1, a truncated cone shaped boss 1021 is arranged on a side surface of the sound cavity base plate 102 close to the sound head 101, and the sound head is mounted 101 at an end of the boss 1021 with a smaller diameter.
Specifically, as shown in fig. 1, a truncated cone-shaped boss 1021 is provided on a side surface of the sound cavity base plate 102 close to the sound head 101, so that one end of the boss 1021 has a larger diameter and the other end has a smaller diameter, the sound head is mounted 101 on the end of the boss 1021 having the smaller diameter, and the end having the larger diameter is connected to the sound cavity base plate 102. The boss 1021 forms a convex structure similar to a cone on the sound cavity bottom plate 102, so that the acoustic structure of the sound cavity of the microphone is changed, and the microphone spraying problem is prevented.
Optionally, referring to fig. 1, the microphone assembly 10 further includes a sound head holder 103, the sound head holder 103 is disposed between the sound head 101 and the sound cavity bottom plate 102, the sound head holder 103 connects the sound head 101 and the sound cavity bottom plate 102, and a hardness of the sound head holder 103 is less than a hardness of the sound cavity bottom plate 102.
Specifically, as shown in fig. 1, the microphone assembly 10 further includes a sound head holder 103, the sound head holder 103 is disposed between the sound head 101 and the sound cavity base plate 102, the sound head holder 103 is used for connecting the sound head 101 and the sound cavity base plate 102, in order to reduce the vibration from the sound cavity base plate 102, the hardness of the sound head holder 103 is smaller than that of the sound cavity base plate 102, the sound head holder 103 may be made of any one of plastic, rubber, and silica gel, that is, the sound head holder 103 may be made of a soft material.
Optionally, the microphone assembly 10 further includes a sound net and a blowout prevention cotton;
the sound net is connected with the sound box shell 113, and the blowout prevention cotton is covered on the sound net.
Specifically, the microphone assembly 10 further includes a sound net and a blowout preventer, the sound net is connected to the casing 113, and the blowout preventer is covered on the sound net, and the sound net may be a single-layer or double-layer sound net made of plastic or metal. The sound net and the blowout prevention cotton play roles in filtering noise and saliva and physically modifying, and the sound collection quality is improved.
in the microphone and sound box integrated machine provided by the embodiment of the utility model, at least two loudspeakers are arranged in the sound box component, so that the output volume is increased, and the loudspeakers are symmetrically arranged, so that the sound waves which are relatively propagated can be mutually offset, and the problem of squealing caused by the interference of the sound waves of a single loudspeaker on a sound head is weakened; in addition, the arrangement angle of the horn also helps to improve the defect of howling, and the bass effect is improved by the at least two bass radiators. Generally, the embodiment of the utility model provides a microphone audio amplifier all-in-one, the risk of whistling is little, and the tone quality effect of output is more excellent.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
it should be noted that, for those skilled in the art, a plurality of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should be regarded as the protection scope of the present invention.
Finally, it should also be 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 terminal 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 terminal. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or terminal that comprises the element.
the above details are introduced into the integrated microphone and speaker machine provided by the present invention, and the detailed examples are applied herein to explain the principles and embodiments of the present invention, and the descriptions of the above examples are only used to help understanding the method and core ideas of the present invention; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the specific implementation and application scope, to sum up, the content of the present specification should not be understood as the limitation of the present invention.
Claims (9)
1. The microphone and sound box integrated machine is characterized by comprising a microphone component, a sound box component and a handle component;
The microphone assembly, the sound box assembly and the handle assembly are sequentially stacked and mounted along the same axial direction;
The loudspeaker box assembly comprises at least two loudspeakers, a loudspeaker box support and a loudspeaker box shell, wherein the at least two loudspeakers are symmetrically arranged on the loudspeaker box support, and the loudspeaker box support is fixed in the loudspeaker box shell;
The sound production face of loudspeaker with the axis of sound box support sets up according to predetermineeing the contained angle, just the sound production face is back to microphone subassembly.
2. The all-in-one machine of a microphone and a loudspeaker box as claimed in claim 1,
The preset included angle is 15-30 degrees.
3. The all-in-one machine of a microphone and a loudspeaker box as claimed in claim 1,
the sound box assembly further comprises at least two bass radiators, and the at least two bass radiators are symmetrically arranged on the sound box support.
4. The all-in-one machine of a microphone and a loudspeaker box as claimed in claim 1,
the loudspeaker box assembly further comprises a vibration-preventing pad, wherein the vibration-preventing pad is arranged between the outer wall of the loudspeaker box support and the inner wall of the loudspeaker box shell.
5. The all-in-one machine of a microphone and a loudspeaker box as claimed in claim 1,
The sound box support comprises a first support and a second support, and the first support and the second support are connected in a buckled mode.
6. The all-in-one machine of claim 1, wherein the microphone assembly comprises a sound head and a sound cavity bottom plate;
the sound head is fixed on the sound cavity bottom plate, and the sound cavity bottom plate is arranged between the sound box assembly and the sound head.
7. The all-in-one machine of a microphone and a loudspeaker box as claimed in claim 6,
The sound cavity bottom plate is provided with a circular truncated cone-shaped boss on the surface of one side close to the sound head, and the sound head is arranged at one end with a smaller diameter of the boss.
8. The all-in-one machine of a microphone and a loudspeaker box as claimed in claim 6,
The microphone assembly further comprises a sound head support, the sound head support is arranged between the sound head and the sound cavity bottom plate, the sound head support is connected with the sound head and the sound cavity bottom plate, and the hardness of the sound head support is smaller than that of the sound cavity bottom plate.
9. the all-in-one machine of a microphone and a loudspeaker box as claimed in claim 1,
The microphone assembly also comprises a sound net and blowout prevention cotton;
the sound net is connected with the sound box shell, and the blowout prevention cotton cover is arranged on the sound net.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920349948.6U CN209767807U (en) | 2019-03-19 | 2019-03-19 | Microphone and loudspeaker box integrated machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920349948.6U CN209767807U (en) | 2019-03-19 | 2019-03-19 | Microphone and loudspeaker box integrated machine |
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| Publication Number | Publication Date |
|---|---|
| CN209767807U true CN209767807U (en) | 2019-12-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920349948.6U Active CN209767807U (en) | 2019-03-19 | 2019-03-19 | Microphone and loudspeaker box integrated machine |
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| CN (1) | CN209767807U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11082764B1 (en) * | 2020-08-06 | 2021-08-03 | Beijing Kuzhi Technology Co., Ltd. | Microphone and speaker all-in-one machine |
| EP3941089A1 (en) * | 2020-07-15 | 2022-01-19 | Beijing Zhigu Rui Tuo Tech Co., Ltd. | Microphone and speaker all-in-one machine |
| CN114554366A (en) * | 2020-11-26 | 2022-05-27 | 宁波升亚电子有限公司 | Sound effect device and manufacturing method and sound production method thereof |
-
2019
- 2019-03-19 CN CN201920349948.6U patent/CN209767807U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3941089A1 (en) * | 2020-07-15 | 2022-01-19 | Beijing Zhigu Rui Tuo Tech Co., Ltd. | Microphone and speaker all-in-one machine |
| US11082764B1 (en) * | 2020-08-06 | 2021-08-03 | Beijing Kuzhi Technology Co., Ltd. | Microphone and speaker all-in-one machine |
| CN114554366A (en) * | 2020-11-26 | 2022-05-27 | 宁波升亚电子有限公司 | Sound effect device and manufacturing method and sound production method thereof |
| CN114554366B (en) * | 2020-11-26 | 2023-12-19 | 宁波升亚电子有限公司 | Sound effect device, manufacturing method thereof and sounding method |
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