CN214481155U - Integrated machine with microphone and loudspeaker - Google Patents

Abstract

The utility model relates to an all-in-one that has microphone and speaker concurrently, a serial communication port, comprising a frame body, the support body be class cuboid structure, still including two or four speakers, the speaker set up on average and dorsad on two opposite faces of support body side, the mutual symmetry of speaker of both sides sets up, speaker setting and vertical line have inclination X, inclination X's angle be 5 ~ 10, still including the microphone subassembly, the microphone subassembly sets up at the support body top surface. Through changing the contained angle to the speaker, can effectively strengthen the volume of outside radiation sound, reduce interference and resonance of sound wave between the speaker, realize equipment miniaturization, and the great effect of acoustic pressure.

Description

Integrated machine with microphone and loudspeaker

Technical Field

The utility model relates to a stereo set structure field, in particular to have all-in-one of microphone and speaker concurrently.

Background

With the development of the current mobile terminal, the audio-video entertainment on the mobile terminal is more and more paid more attention by the user. The handheld integrated mobile microphone is currently sought by more and more users, can adjust the sound effect of sound, can be carried and charged, is usually connected with an earphone for use, and achieves the purpose that the input and the output of audio are relatively separated in the spatial position, so that the method can meet part of requirements of the users. However, in some scenarios, an external expansion function is required, and a general integrated mobile microphone does not have an external playing function, so that a user is required to have another device with a speaker function for external playing, which is inconvenient to use.

For a small all-in-one machine, a single loudspeaker is usually mounted, the sound pressure of the single loudspeaker in the open air cannot meet normal requirements, and in addition, under the condition that the loudspeaker and the microphone work simultaneously, the combination of the sound box and the microphone is easy to generate the situations of squeaking and the like, and the situations can be avoided only by repeatedly adjusting the volume of the sound box and the positions of the sound box and the microphone.

In order to solve the above problems, the prior art has a speaker and a microphone integrated into a single device, so that the device can perform audio amplification when recording at the same time, but this structure has a problem that a small outdoor speaker needs a large enough sound pressure, so that a plurality of speakers are generally needed, and is limited to a small body structure, and the speakers cannot be arranged on the same side of the sound box as usual, so that it is necessary to arrange the speakers in different directions, for example, in a back-to-back or side-to-side manner, to fully utilize the space. However, the non-equidirectional arrangement makes the sound of the speakers have different phases, and the sound waves can be mutually offset, resonated and mixed, so that on one hand, the volume of the sound radiated outwards is reduced, and the vibration is easy to generate, and on the other hand, the speakers are arranged in the same structure, so that the howling is easy to occur.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem, the utility model provides an all-in-one that has microphone and speaker concurrently, including the support body, the support body be type cuboid structure, still including two or four speakers, the speaker on average and set up dorsad on two opposite faces of support body side, the mutual symmetry of speaker of both sides sets up, speaker setting and longitudinal line have inclination X, inclination X's angle be 5 ~ 10, still including the microphone subassembly, the microphone subassembly sets up at the support body top surface. Through adjusting the angle that sets up of the speaker that sets up dorsad, the phase place of the sound wave that the speaker that is dorsad and symmetry sent is not totally opposite for the sound wave that takes place is difficult for producing and offsets and resonate each other, effectively strengthens the volume of outside radiation sound, has solved resonance and has showked the problem, simultaneously because distance and position between microphone subassembly and the speaker are fixed, do not change in whole equipment use, consequently can not take place to showk the problem in normal use.

On the other hand, because the speakers all have a certain included angle with the longitudinal line, the angles of the speakers are different, and therefore the volume of the outward radiated sound is larger than that of the speakers arranged back to back normally.

Preferably, the loudspeaker support further comprises a shunt partition plate, wherein the shunt partition plate is arranged in the support body and is arranged between the loudspeakers on the two sides. Through increasing the reposition of redundant personnel baffle, can make the sound wave that the speaker that sets up dorsad sent not mutual interference and influence, it is better still to make passive radiator bass increase amplitude, and the whole tone quality of audio amplifier is better.

Preferably, the shunt partition plate is arranged on a central axis of symmetry of the loudspeakers at two sides.

Preferably, the loudspeaker further comprises two passive radiators which are arranged on two opposite sides of the face of the frame body and are not arranged on the same side face as the loudspeaker. The passive radiator can effectively enhance the bass effect of the sound box.

Preferably, the passive radiator further comprises a support, the support is arranged on the frame body, and the passive radiator is arranged on the support.

Preferably, the rack further comprises a handle assembly, wherein the handle assembly comprises a handle, and the handle is connected with the bottom surface of the rack body. The integral structure is held through the handle in the handle assembly, and the portability of the integral equipment is realized.

Preferably, the handle subassembly including power module, power module including the battery with charge the switching mouth, the battery with charge the switching mouth and be connected, the battery setting in the handle, the switching mouth that charges set up in the handle bottom.

Preferably, the handle assembly comprises a control module, the control module comprises a control circuit board and a key, the key is arranged on the handle, and the control circuit board is arranged in the handle assembly.

Preferably, the microphone subassembly including cushion, miaow head and windproof cotton, the cushion set up on the support body, the miaow head set up in the cushion, windproof cotton set up in miaow head top. Increase the cushion socket and can effectively reduce the whole influence of rocking to the miaow head radio reception of equipment, prevent wind the cotton influence that can reduce to spout the wheat.

Preferably, still including first framework shell and second framework shell, first framework shell and second framework shell on all be provided with out the sound hole, first framework shell and second framework shell set up the outside at both sides speaker respectively, first framework shell and second framework shell all be connected with the support body. First support body shell and second support body shell can effectively protect the structure safety of speaker.

The utility model discloses has following technological effect:

1. howling is not easy to occur. By adjusting the angle X between the loudspeaker and the longitudinal direction, mutual cancellation and resonance are prevented when the symmetrical reverse phase loudspeaker works and produces sound, and the phenomenon of squeal caused by resonance transmission to the loudspeaker can be remarkably reduced because the resonance of sound waves is reduced.

2. The tone quality is excellent, and the bass amplification effect is good. Stop the sound wave between the speaker of setting dorsad on the one hand through increasing the reposition of redundant personnel baffle and mix and mutual interference, on the other hand can also guide the sound wave of unilateral to the marginal motion of reposition of redundant personnel baffle, effectively transmit to passive radiator in, the sound wave that passive radiator received does not receive the interference, consequently passive radiator's work is normal, sound pressure can be strengthened to many speakers on the whole, and passive radiator can normally work, consequently small-size audio amplifier can be under the condition that does not increase the audio amplifier volume, increase speaker quantity and guarantee the tone quality of output.

3. The sound pressure can meet the requirements. The sound pressure can be improved by adding the loudspeaker, and the loudspeaker and the longitudinal direction are adjusted to be at an angle X, so that the volume of the sound radiated outwards is effectively enhanced, the interference and resonance of sound waves between the loudspeakers are reduced, the miniaturization of equipment is realized, and the sound pressure is relatively high.

Drawings

FIG. 1 is a schematic diagram of an explosive structure in example 1 of this patent

Fig. 2 is a schematic view of a sound-generating cavity in a frame body in embodiment 1 of the present patent.

Fig. 3 is a schematic diagram of the longitudinal angle of the speaker in embodiment 1 of this patent.

Fig. 4 is an assembly structure diagram in embodiment 1 of this patent.

Fig. 5 is a schematic diagram of the sound wave trajectory in embodiment 1 of this patent.

Wherein, 1 is the support body, 11 is first support body shell, 12 is second support body shell, 2 is the speaker, 21 is power amplifier circuit board, 3 is the microphone subassembly, 31 is the cushion socket, 32 is the miaow head, 33 is the windproof cotton, 4 is the reposition of redundant personnel baffle, 5 is passive radiator, 6 is the support, 7 is the handle subassembly, 71 is the handle, 72 is power module, 721 is the battery, 722 is the switching mouth that charges, 73 is control module, 731 is control circuit board, 732 is the button, 8 is outer wrapping cloth, 9 is the dress trim cover.

Detailed Description

The following detailed description of the preferred embodiments of the present invention is provided to enable those skilled in the art to better understand the advantages and features of the present invention, and to define the scope of the present invention more clearly.

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", "head", "tail", and the like indicate orientations or positional relationships based on those 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 referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, are not to be construed as limiting the present invention.

Example 1:

in this embodiment, as shown in fig. 1, the portable loudspeaker comprises a frame body 1, wherein the frame body 1 has a cuboid-like structure, and has four side surfaces, a top surface and a bottom surface, and further comprises two loudspeakers 2, the two loudspeakers 2 are respectively arranged on the two opposite side surfaces and are arranged in a back-to-back manner, and the loudspeakers 2 are symmetrical. As shown in fig. 3, the loudspeaker 2 is at an angle X to the imaginary longitudinal axis, X being 7.5 ° in this embodiment. This contained angle is the support body 1 default decision of itself, and speaker 2 sets up and has 7.5 contained angles between the virtual longitudinal axis promptly after the support body 1.

Still be provided with reposition of redundant personnel baffle 4 between two speakers 2, reposition of redundant personnel baffle 4 specifically sets up on the axis of two speakers 2 symmetries, and 1 edges of support body and the support body of reposition of redundant personnel baffle 4 are connected. On the other group of opposite sides of the frame body 1, a support 6 and a passive radiator 5 are respectively arranged, the passive radiator 5 is arranged on the support 6, the support 6 is connected with the frame body 1, and the passive radiator 5 is just arranged at the edge of the flow dividing partition plate 4. The sounding cavity body is formed by the structure and is shown in the attached figure 2. The power amplifier circuit board 21 is arranged on the top surface of the frame body 1.

On the top surface of support body 1, still be provided with microphone subassembly 3, specifically including cushion socket 31, miaow head 32 and windproof cotton 33, wherein cushion socket 31 sets up on support body 1, and miaow head 32 sets up in cushion socket 31, and windproof cotton 33 sets up in miaow head 32 top.

The bottom surface of the frame body 1 is provided with a handle assembly 7, the handle assembly 7 specifically comprises a handle 71, a power supply module 72 and a control module 73, the handle 71 is a straight strip-shaped handle 71 in the embodiment, and the middle part in the handle 71 is of a hollow structure. The power module 72 includes a battery 721 and a charging adapter 722, wherein the battery 721 is disposed in the hollow handle 71, and the charging adapter 722 is disposed at the bottom end of the handle 71. The control module 73 includes a control circuit board 731 and keys 732, the control circuit board 731 is disposed in the hollow handle 71, the keys 732 are disposed on the surface of the handle 71, and the control circuit board 731 can be operated by the keys 732.

On the overall structure, still including first framework shell 11, second framework shell 12, dress trim cover 9 and outer packing 8, first framework shell 11 and second framework shell 12 set up respectively in 2 outsides of speaker, and are connected with support body 1, all are provided with out the sound hole on first framework shell 11, the second framework shell 12. The outer side of the passive transmitter is provided with a decorative cover 9, and the outer part of the sounding cavity is wrapped with an outer wrapping cloth 8.

The overall assembly is shown in figure 4.

When the device is used, a user can control the control circuit board 731 through the buttons 732 provided on the handle 71 to operate the entire device. In the operation process, a user can directly hold the handle 71 by one hand, so that the operation process can be operated by one hand, and the operation is convenient and simple.

When loudspeaker 2 is required to be exposed and microphone is required to be operated. The power amplifier module that sets up in 1 top of support body can control speaker 2 and make a sound simultaneously, the utility model discloses a sound takes place the cavity and is shown in figure 2 promptly in 1 inside of support body, because two speakers 2 set up dorsad each other, the sound wave that consequently sends all moves to reposition of redundant personnel baffle 4, and because reposition of redundant personnel baffle 4's reason, after the sound wave reachs reposition of redundant personnel baffle 4, as shown in figure 5, can be guided to the surface by reposition of redundant personnel baffle 4, make the sound wave that two speakers 2 sent can not take place to disturb and the circumstances of mixing, the sound wave of reposition of redundant personnel baffle 4 both sides all moves to both sides along the surface of reposition of redundant personnel baffle 4, finally reachs in the passive radiator 5. The two oppositely arranged sound waves applying the same type of loudspeaker 2 are opposite in phase, after the sound waves are subjected to the movement, the sound waves in opposite directions are guided to be in the same direction through the splitter plate, and because the specifications of the two loudspeakers 2 are the same, the emitted sound signals are also the same, so that the sound wave signals received by the passive radiator 5 are consistent signals, although the passive radiator 5 is arranged at the edge of the splitter plate 4 and receives the sound wave signals on the two sides of the splitter plate 4, the sound wave signals on the two sides are almost the same, and therefore the normal working effect that one loudspeaker 2 corresponds to one passive radiator 53 can be realized. On the whole, because the passive radiators 5 are provided with two passive radiators 5, sound waves are also divided into sound waves moving towards different directions after reaching the dividing partition plate 4 from the loudspeaker 2, sound wave signals received by the two passive radiators 5 which are symmetrically arranged are almost the same, and the same bass effect can be achieved.

In the process, the loudspeaker 2 has an included angle X with the longitudinal axis, so that the sound waves are not easy to offset and resonate after reaching the splitter plate 4, and the emitted sound waves are not easy to be directly transmitted to the microphone 32 through the structure of the frame body 1 through the resonance effect to generate squealing, but can be radiated along the surface of the splitter plate 4. In addition, the sound pressure can be effectively enhanced, so that the sound volume of the two speakers 2 is larger, and the actual requirements of users can be met.

In addition, the damper base 31 in the microphone assembly 3 can reduce the influence of the structural vibration of the frame body 1 caused by the loudspeaker 2 on the sound reception of the microphone head 32 to some extent.

Consequently in the in-process of putting outward, the part of sound production is concentrated in support body 1, sets up microphone subassembly 3 at 1 top surface of support body and is difficult for receiving the inside sound influence of sound production cavity, still sets up power amplifier circuit board 21 between microphone subassembly 3 and 1 top surface of support body, can further reduce the influence of 2 power amplifiers of speaker. During recording, the windproof cotton 33 can reduce the influence of the external environment, and the shock absorption seat 31 can reduce the influence of the vibration inside the equipment on the microphone 32, so that the microphone 32 has clear sound reception and less noise.

The outer wrapping cloth 8 is arranged outside the frame body 1, so that the influence of dust on the inside of the equipment can be reduced.

On the whole, because speaker 2 and microphone subassembly 3 position and distance relatively fixed, the user can not change its distance and position in daily use, consequently this structure can be guaranteed to be difficult for taking place after long-time the use the condition of howling, tone quality reduction, can also realize the loudspeaker of big volume and microphone radio reception integration in a miniaturized equipment, can satisfy the needs of user's convenience.

It is understood that different embodiments among the components in the above embodiments can be combined and implemented, and the embodiments are only for illustrating the implementation of specific structures and are not limited to the implementation of the embodiments.

The embodiments of the present invention have been described in detail with reference to the drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.

Claims (10)

1. The utility model provides an all-in-one that has microphone and speaker (2) concurrently, its characterized in that, including support body (1), support body (1) be the similar cuboid structure, still including two or four speaker (2), speaker (2) on average and set up dorsad on two opposite faces of support body (1) side, speaker (2) mutual symmetry of both sides sets up, speaker (2) set up and have inclination X with the longitudinal line, inclination X's angle be 5 ~ 10, still including microphone subassembly (3), microphone subassembly (3) set up on support body (1) top surface.

2. The integrated machine combining a microphone and a loudspeaker (2) as claimed in claim 1, further comprising a shunt partition plate (4), wherein the shunt partition plate (4) is disposed in the frame body (1) and between the loudspeakers (2) at two sides.

3. An all-in-one machine having both a microphone and a loudspeaker (2) as claimed in claim 2, characterized in that the dividing baffle (4) is arranged on the central axis of symmetry of the loudspeakers (2) on both sides.

4. The integrated machine with a microphone and a loudspeaker (2) according to claim 1, further comprising two passive radiators (5), wherein the passive radiators (5) are arranged on two opposite sides of the face of the frame body (1) and are not on the same side as the loudspeaker (2).

5. The integrated machine with a microphone and a loudspeaker (2) as claimed in claim 4, further comprising a bracket (6), wherein the bracket (6) is disposed on the frame body (1), and the passive radiator (5) is disposed on the bracket (6).

6. The integrated machine with the microphone and the loudspeaker (2) as claimed in claim 1, further comprising a handle assembly (7), wherein the handle assembly (7) comprises a handle (71), and the handle (71) is connected with the bottom surface of the frame body (1).

7. The all-in-one machine combining the microphone and the loudspeaker (2) as claimed in claim 6, wherein the handle assembly (7) comprises a power module (72), the power module (72) comprises a battery (721) and a charging adapter (722), the battery (721) is connected with the charging adapter (722), the battery (721) is arranged in the handle (71), and the charging adapter (722) is arranged at the bottom end of the handle (71).

8. The integrated machine with a microphone and a loudspeaker (2) as claimed in claim 6, wherein the handle assembly (7) comprises a control module (73), the control module (73) comprises a control circuit board (731) and a key (732), the key (732) is arranged on the handle (71), and the control circuit board (731) is arranged in the handle assembly (7).

9. The all-in-one machine combining the microphone and the loudspeaker (2) as claimed in claim 1, wherein the microphone assembly (3) comprises a shock absorption seat (31), a microphone head (32) and a windproof cotton (33), the shock absorption seat (31) is arranged on the frame body (1), the microphone head (32) is arranged in the shock absorption seat (31), and the windproof cotton (33) is arranged above the microphone head (32).

10. The integrated machine combining the microphone and the loudspeaker (2) as claimed in claim 1, further comprising a first frame shell (11) and a second frame shell (12), wherein sound holes are formed in the first frame shell (11) and the second frame shell (12), the first frame shell (11) and the second frame shell (12) are respectively arranged outside the loudspeaker (2) on two sides, and the first frame shell (11) and the second frame shell (12) are both connected with the frame (1).

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