CN213754838U

CN213754838U - Integrated microphone and loudspeaker box equipment

Info

Publication number: CN213754838U
Application number: CN202021891736.XU
Authority: CN
Inventors: 张锋
Original assignee: Guangzhou Asicer Technology Industrial Co ltd
Current assignee: Guangzhou Asicer Technology Industrial Co ltd
Priority date: 2020-09-02
Filing date: 2020-09-02
Publication date: 2021-07-20
Anticipated expiration: 2030-09-02
Also published as: CN215871725U

Abstract

The utility model relates to an integrated microphone sound box device for listening to singing, which comprises a main sound box, a pickup, a sound baffle, a passive radiator and a loudspeaker; the sound baffle divides the main sound box into two independent sound cavities, and a loudspeaker is correspondingly arranged in each sound cavity; the upper part of the sound baffle is provided with a sound pick-up; meanwhile, the outer sides of the loudspeakers are respectively provided with a passive radiator, the sound baffle is provided with air holes, and sound emitted by the loudspeakers pushes the passive radiator to produce sound through resonance air flow generated by the air holes so as to enhance the volume; the utility model can promote the passive radiator to produce sound and enhance volume through the resonance air flow generated by the air holes of the sound baffle, and compared with the sound box with the same volume, the sound is bigger and the tone quality is more beautiful; the damping and squeal elimination are more thorough.

Description

Integrated microphone and loudspeaker box equipment

Technical Field

The utility model relates to a microphone audio amplifier equipment is sung to integral type.

Background

The microphone is also called as microphone, belonging to a microphone, which is a sound-electricity converting transducer, and the sound wave is acted on an electroacoustic element to generate voltage, and then the voltage is converted into electric energy, so that the microphone is used in various public address equipment.

The microphone sound box is a device which combines a microphone and the sound box into a whole, the sound box is used for converting audio electric energy into corresponding sound energy and radiating the sound energy to a space, and vibration and squeaking are particularly easy to cause because the microphone receives sound and the sound of the sound box are integrated; most of microphone stereo set on the market at present is two speaker symmetry settings, and vibration and howling are handled to mode that offsets each other during the pronunciation, but above-mentioned structure can lead to the useful signal of sound to lack, the effect is not good, sound also not enough the defect of muddy sound.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a furthest blocks the device of resonance and the self excitation squeaking that produces because of the integrative near field environment of microphone and audio amplifier, realizes the technical scheme of above-mentioned purpose as follows:

the integrated singing listening microphone sound box device comprises a main sound box, a sound pickup, a sound baffle, a passive radiator and a loudspeaker; the sound baffle divides the main sound box into two independent sound cavities, and a loudspeaker is correspondingly arranged in each sound cavity; the upper part of the sound baffle is provided with a sound pick-up; and meanwhile, the outer sides of the loudspeakers are respectively provided with a passive radiator, the sound baffle is provided with air holes, and sound emitted by the loudspeakers pushes the passive radiator to produce sound to enhance the volume through resonance air flow generated by the air holes.

Optionally, the loudspeaker box further comprises a partition board, wherein the partition board divides the main loudspeaker box into an upper cavity and a lower cavity; wherein speaker, sound baffle, passive radiator are located the intracavity down, the adapter is located the intracavity.

Optionally, still include the shock attenuation cover, the shock attenuation cover includes the cover body, the axle center of cover body is provided with the shaft hole, the lower part of adapter is the step structure, the seat of the lower part adaptation of adapter is in the shock attenuation cover.

Optionally, a groove is dug in the side wall of the damping sleeve, and a position corresponding to the groove and one of the steps of the sound pickup are inserted into the groove.

Optionally, the device further comprises a support plate, wherein the support plate is located on the partition plate; a plurality of jacks are arranged on the supporting plate at intervals, and positioning columns of the damping sleeves are inserted into the jacks.

Optionally, the sound baffle comprises a first sound baffle and a second sound baffle; the two sound baffles are arranged between the loudspeakers in a V-shaped structure.

Optionally, a handle is installed on the lower portion of the main body sound box, a control unit and a battery are arranged in the handle, a button is arranged on the handle, and the control unit is electrically connected with the button and the battery respectively.

The utility model can promote the passive radiator to produce sound and enhance volume through the resonance air flow generated by the air holes of the sound baffle, and compared with the sound box with the same volume, the sound is bigger and the tone quality is more beautiful; the damping and squeal elimination are more thorough.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, 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 creative efforts.

FIG. 1 is a schematic view of a damping sleeve;

FIG. 2 is a perspective view of a half-section of the damping sleeve;

FIG. 3 is an overall view of the interior of the present invention;

FIG. 4 is an overall view of the present invention;

FIG. 5 is an exploded view of the present invention;

FIG. 6 is an exploded view of the gasket and support plate;

description of the figures: the sound box comprises a sleeve body 1, a groove 2, an extension arm 3, a positioning column 4, a main body sound box 5, a sound pick-up 6, a sound baffle 7, a first sound baffle 71, a second sound baffle 72, a passive radiator 8, a loudspeaker 9, a partition plate 10, a support plate 11, a jack 111, a gasket 12, a connecting column 121, a protective cover 13, a handle 14, a control unit 15, a key 16, a battery 17, a battery cover 18 and a transition part 19;

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 "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely 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.

The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. At least one embodiment of the utility model provides the following technical scheme:

in fig. 1-2, the damping sleeve comprises a sleeve body 1, wherein a shaft hole is formed in the shaft center of the sleeve body 1, and a stepped structure is arranged in the shaft hole to form a stepped shaft hole.

As an option, a groove 2 is dug on the side wall of any step of the step structure.

As an option, a plurality of extension arms 3 arranged at intervals are arranged on the exterior of the sleeve body 1, and the bottom of the extension arms 3 is provided with positioning columns 4. A sound pick-up is sleeved in the shock absorption sleeve 1, and will be described in detail later.

The invention also comprises an integrated microphone sound box device, which comprises a main sound box 5, a sound pick-up 6, a sound baffle 7, a passive radiator 8 and a loudspeaker 9; the sound baffle 7 divides the main body sound box 5 into two independent sound cavities, and a loudspeaker 9 is correspondingly arranged in each sound cavity; the sound baffle 7 is provided with a sound pick-up 6 at the upper part; meanwhile, the passive radiator 8 is respectively arranged on the outer sides of the loudspeakers 9, air holes are formed in the sound baffle 7, and sound emitted by the loudspeakers 9 pushes the passive radiator 8 to generate sound through resonance airflow generated by the air holes to enhance the volume.

When the loudspeaker 9 does work, the air flows generated by the independent sound cavities are converged together through the air holes on the sound baffle 7, so that the corresponding passive radiators 8 are pushed to vibrate and sound, the sound is enhanced, and the sound emitted by the loudspeaker 9 is thick and powerful;

as an option, the space of the main body sound box is further divided into an upper cavity and a lower cavity by using a partition plate 10; the loudspeaker 9, the baffle 7 and the passive radiator 8 are positioned in the lower cavity, and the sound pick-up 6 is positioned in the upper cavity, so that each component can work in an independent space without interfering with each other.

As a further alternative, the cross-section of the partition 10 is substantially of a dovetail structure; the sound pickup 6 is located in a dovetail groove of the dovetail groove type structure;

as an option, the periphery of the sound pickup 6 is wrapped by a shock absorption sleeve, and the lower part of the sound pickup is designed into a stepped structure, so that the lower part of the sound pickup 6 is fittingly seated in a stepped shaft hole of the shock absorption sleeve 1.

In order to ensure that the sound pick-up 6 is installed more stably, as a further choice, the position corresponding to the groove 2 and one step of the sound pick-up 6 are inserted into the groove 2, even if the device is interfered by external force, the sound pick-up 6 and the shock absorption sleeve cannot be easily separated due to the adoption of a clamping structure; because the shock-absorbing sleeve has certain elasticity, the step of the sound pick-up 6 can be conveniently inserted into the groove 2 of the shock-absorbing sleeve.

Wherein the shaft hole of shock attenuation cover can be less than the external diameter of adapter 6 a little, so the shock attenuation cover can closely wrap up adapter 6.

When the sound-absorbing device is used, cavity vibration is easily transmitted to the sound pick-up 6 when the main body sound box 5 produces sound, and the vibration transmitted to the sound pick-up 6 can be reduced by the damping sleeve, so that the sound pick-up 6 is protected from being damaged;

the utility model discloses in, the material of shock attenuation cover is selected and is had elastic flexible material preparation, for example materials such as silica gel, rubber, sponge, expanded material. The soft silica gel shifts the frequency of harmful vibration waves, so that the defect that the vibration waves are directly transmitted to the sound pick-up 6 is overcome, the resonance generated after the vibration generated by the sound pick-up 6 is repeatedly amplified through the main body sound box 5 is avoided, and the squeaking is avoided;

as a further option, a supporting plate 11 is sleeved on the periphery of the damping sleeve, and the supporting plate 11 is located on the partition plate 10; several jacks are arranged on the supporting plate 11 at intervals, the positioning columns 4 of the damping sleeves are inserted into the jacks, and the supporting plate 11 further fixes the position of the sound pickup 6 to avoid the deflection of the sound pickup.

Further preferably, a gasket 12 can be arranged between the support plate 11 and the partition plate 10, a plurality of convex connecting columns 121 are arranged on the end surface of the gasket 12, and the axes of the connecting columns 121 are provided with shaft holes; the edge of the supporting plate 11 is provided with a plurality of insertion holes 111, and the clapboard 10 is also provided with a plurality of insertion holes, the shaft holes correspond to the axes of the insertion holes, and the shaft holes and the insertion holes can be screwed by screws, so that the supporting plate 11, the gasket 12 and the clapboard 10 are fixed together by the screws;

as an option, said sound baffle 7 comprises a first sound baffle 71, a second sound baffle 72; the two sound baffle plates 7 are arranged between the loudspeakers 9 in a V-shaped structure; more preferably, two first slots are arranged at the bottom of the partition board 10 at intervals, a second slot is arranged between the two first slots and at the bottom of the main sound box, the upper parts of the first sound baffle 71 and the second sound baffle 72 are respectively inserted into one first slot, the lower parts of the first sound baffle 71 and the second sound baffle 72 are jointly inserted into the second slot, and the two sound baffles 7 are fixed in position through the arrangement of the slots;

as an option, the peripheries of the loudspeaker 9 and the sound pick-up 6 are wrapped with protective covers 13, and the protective covers are of a net structure; the protective cover 13 protects the various components from external impacts;

as an option, the lower end of the main body sound box 5 is provided with a handle 14, and the handle 14 is convenient for people to hold the device; a control unit 15 is arranged in the handle 14, keys 16, such as a sound key, a switch key and the like, are arranged on the handle 14, and a battery 17, preferably a storage battery, is arranged in the handle 14; the control unit 15 is respectively electrically connected with the key 16, the loudspeaker 9, the passive radiator 8 and the battery 17, the battery 17 provides energy for the work of each electronic component, and the control unit can be realized by adopting the prior art;

in order to facilitate the replacement of the battery 17 or the components inside the handle 14, a battery cover 18 is disposed at the bottom of the handle 14, and the battery cover 18 and the handle 14 may be connected by a screw thread or various snap-fit connections.

As an option, the main sound box 5 is formed by combining two half shells, wherein a transition part 19 is arranged between the main sound box 5 and the handle, the transition part 19 is installed at the bottom of the main sound box 5, and the handle 14 is connected with the main sound box 5 through the transition part 19.

The utility model has the advantages of as follows:

(1) compared with a main body sound box with the same volume, the device has the advantages that the sound is larger, and the tone quality is more beautiful;

(2) the damping mechanism is simple to mount, and the damping and squeaking elimination are more thorough;

(3) the singing listening technology is perfectly fused together.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not intended to limit the embodiments of the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the embodiments of the present invention should be included in the scope of the embodiments of the present invention.

Claims

1. Microphone audio amplifier equipment is sung to integral type, its characterized in that: comprises a main body sound box, a sound pick-up, a sound baffle, a passive radiator and a loudspeaker; the sound baffle divides the main sound box into two independent sound cavities, and a loudspeaker is correspondingly arranged in each sound cavity; the upper part of the sound baffle is provided with a sound pick-up; and meanwhile, the outer sides of the loudspeakers are respectively provided with a passive radiator, the sound baffle is provided with air holes, and sound emitted by the loudspeakers pushes the passive radiator to produce sound to enhance the volume through resonance air flow generated by the air holes.

2. The integrated vocal listening microphone speaker apparatus of claim 1, wherein: the main body sound box is divided into an upper cavity and a lower cavity by the partition plate; wherein speaker, sound baffle, passive radiator are located the intracavity down, the adapter is located the intracavity.

3. The integrated vocal listening microphone speaker apparatus of claim 2, wherein: still include the shock attenuation cover, the shock attenuation cover is including the cover body, the axle center of cover body is provided with the shaft hole, the lower part of adapter is the stepped structure, the seat of the lower part adaptation of adapter is in the shock attenuation cover.

4. The integrated vocal listening microphone speaker apparatus of claim 3, wherein: dig on the lateral wall of shock attenuation cover and be equipped with the recess, with the position that the recess corresponds one of them level step of adapter inserts in the recess.

5. The integrated vocal listening microphone speaker apparatus of claim 4, wherein: the support plate is located on the partition plate; a plurality of jacks are arranged on the supporting plate at intervals, and positioning columns of the damping sleeves are inserted into the jacks.

6. The integrated vocal listening microphone speaker apparatus of claim 1, wherein: the sound baffle comprises a first sound baffle and a second sound baffle; the two sound baffles are arranged between the loudspeakers in a V-shaped structure.

7. The integrated vocal listening microphone speaker apparatus of claim 1, wherein: the loudspeaker box is characterized in that a handle is installed on the lower portion of the main body loudspeaker box, a control unit and a battery are arranged in the handle, a button is arranged on the handle, and the control unit is electrically connected with the button and the battery respectively.