CN215871725U

CN215871725U - Shock-absorbing sleeve

Info

Publication number: CN215871725U
Application number: CN202120786220.7U
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: 2022-02-18
Anticipated expiration: 2030-09-02
Also published as: CN213754838U

Abstract

The utility model relates to a damping sleeve which comprises a sleeve body, wherein an axle hole is formed in the axle center of the sleeve body, and a step-type structure is arranged in the axle hole to form a step-type axle hole; the shock absorption sleeve is matched with the sound pick-up, the shaft hole of the shock absorption sleeve can be slightly smaller than the outer diameter of the sound pick-up, the shock absorption sleeve can tightly wrap the sound pick-up, and the shock absorption and the squeal elimination are more thorough.

Description

Shock-absorbing sleeve

The application is a divisional application with the application number of 202021891736.X, the name of the original application is a damping sleeve and integral microphone sound box equipment for listening to singing, the application date is 2020-09-02, and the application number is 202021891736. X.

Technical Field

The utility model relates to a damping sleeve.

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 technical problem to be solved by the utility model is to provide a device for blocking resonance and self-excited squeal generated by a near-field environment integrating a microphone and a sound box to the maximum extent, and the technical scheme for realizing the purpose is as follows:

the utility model provides a damping sleeve, includes the cover body, the axle center of cover body is provided with the shaft hole, set up stepped structure in the shaft hole, form stepped shaft hole.

Optionally, a groove is dug on a side wall of any step of the step structure.

Optionally, the sleeve body is provided with a plurality of extension arms arranged at intervals on the outside, and the bottom of each extension arm is provided with a positioning column.

Optionally, the damping sleeve is made of an elastic flexible material.

Optionally, the damping sleeve is made of any one of silica gel, rubber, sponge and foam materials.

The shock attenuation cover and the adapter cooperation, the shaft hole of shock attenuation cover can be less than the external diameter of adapter a little, and the shock attenuation cover can closely wrap up the adapter, and the shock attenuation is eliminated and is made a whistle more thoroughly.

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 the 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 internal overall schematic view of the present invention;

FIG. 4 is an overall schematic 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 clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within 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 only for convenience of description and simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, 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 should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings 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 present invention provides the following technical solutions:

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 utility model 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;

in the utility model, the damping sleeve is made of elastic flexible materials, such as silica gel, rubber, sponge, foaming materials and the like. 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 following advantages:

(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 to be construed as limiting the present invention, and any modifications, equivalents, improvements and the like made within the spirit and principle of the present invention shall be included in the scope of the present invention.

Claims

1. A shock attenuation cover which characterized in that: the sleeve comprises a sleeve body, wherein a shaft hole is formed in the axis of the sleeve body, and a stepped structure is arranged in the shaft hole to form a stepped shaft hole; the sleeve is characterized in that a plurality of extension arms arranged at intervals are arranged on the outer portion of the sleeve body, and positioning columns are arranged at the bottoms of the extension arms.

2. The cushion cover of claim 1, wherein: and a groove is dug in the side wall of any step of the step structure.

3. The damping sleeve according to any one of claims 1-2, characterized in that: the material of shock attenuation cover is for having elastic flexible material.

4. The cushion cover of claim 3, wherein: the damping sleeve is made of any one of silica gel, rubber and foaming materials.

5. The cushion cover of claim 3, wherein: the damping sleeve is made of sponge.