CN215222479U

CN215222479U - Original sound imitation loudspeaker

Info

Publication number: CN215222479U
Application number: CN202121361368.2U
Authority: CN
Inventors: 耿暄蔺
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-06-18
Filing date: 2021-06-18
Publication date: 2021-12-17
Anticipated expiration: 2031-06-18

Abstract

The application provides an acoustic imitation loudspeaker comprising a rigid bottom plate, an annular sealing box body, a rubber ring, an audio pushing unit and a solid wood sound board; the annular sealing box body is positioned on the upper surface of the rigid bottom plate, the rubber ring is positioned on the upper surface of the annular sealing box body, and the rubber ring is provided with a mounting groove; the audio pushing unit is positioned in the annular sealing box body and fixed on the upper surface of the rigid bottom plate; the solid wood sound board is arranged in the rubber ring and is provided with a sound-conducting breathing hole. The sound imitation principle of the solid wood is adopted, a plurality of frequency division circuits of high, middle and low tones are arranged, and the solid wood sound production board is directly driven by the audio frequency pushing unit; through the characteristic difference such as the width of each region of the solid wood sound-emitting board, through the continuous transition of different frequency differences, realize the balanced sound production of the whole range, and avoided the drawback that local range produces the specialization resonance. By selecting different woods, the sounding characteristics of different thicknesses, lengths and rigid fibers of the woods are exerted, and the real timbre of an original musical instrument is returned.

Description

Original sound imitation loudspeaker

Technical Field

The application belongs to the technical field of loudspeakers, and particularly relates to an original sound imitation loudspeaker.

Background

With the development and progress of science and technology, people have higher and higher requirements on high fidelity of sound of musical instruments, but at present, the sound heard from a sound box is greatly different from the original sound of the musical instruments. The main reason is that the vibration sounding vibrating diaphragm of the loudspeaker used by the existing loudspeaker is made of paper, metal or high polymer materials, while the sounding main bodies of the Chinese folk music and the Western music instruments are usually made of wood materials, and the existing loudspeaker is limited by the materials and is difficult to completely restore the tone colors of the real music instruments; meanwhile, the sounding unit of the electroacoustic loudspeaker of the conventional loudspeaker adopts a single oscillation structure, so that even if a plurality of sounding units are combined together, the full-range sound effect is difficult to restore in a balanced manner. Accordingly, one skilled in the art provides an acoustic speaker with an original sound to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The application aims to overcome the defects of the prior art and provide the original sound imitation loudspeaker which is reasonable in structure and can restore the tone color characteristics of real musical instruments.

In order to achieve the purpose, the technical scheme provided by the application is as follows: the utility model provides an acoustic speaker is imitated to original sound, including the shell, its characterized in that: the device also comprises a plurality of audio pushing units and a solid wood sound board; the shell comprises a rigid bottom plate, an annular sealing box body and a rubber ring, the annular sealing box body is positioned on the upper surface of the rigid bottom plate, the rubber ring is positioned on the upper surface of the annular sealing box body, and the rubber ring is provided with a mounting groove; the audio pushing unit comprises a plurality of rigid cushion blocks with different thicknesses, a frame, a magnetic conduction core column, a voice coil, a magnetizer and a vibration pushing pin; the rigid cushion block is positioned on the upper surface of the rigid bottom plate, the frame is positioned on the upper surface of the rigid cushion block, and the frame is of a concave groove structure; the magnetic core column is positioned at the center of the frame, the magnetizer is annular, and the magnetizer is fixed around the magnetic core column; the voice coil is the wire circle, the voice coil is located the magnetic conduction stem with the magnetizer constitutes the space in, the vibrations are promoted and are located magnetic conduction stem upper surface, the vibrations promote with voice coil loudspeaker voice coil fixed connection.

Further, a imitative sound speaker of original sound, wood sound production board is installed in the rubber circle, wood sound production board is provided with vibrations hole and the different sound guiding respiratory orifice of a plurality of sizes, the vibrations are promoted and are passed the vibrations hole, sound guiding respiratory orifice diameter subtracts progressively.

Further, the solid wood sound board can be of a plane or three-dimensional structure; the thickness of the solid wood sounding board is uniform or nonuniform.

Further, the solid wood sound board and the annular rubber ring are naturally attached, fastened or fixed by gluing; and the annular rubber ring and the annular sealing box body are fixed by adopting glue or a rigid pressing ring.

After the above scheme is adopted, the beneficial effects of the application are as follows:

(1) the sound production device adopts the same material as the musical instrument to restore the tone color characteristics of the real musical instrument.

(2) The sound guide breathing hole diameter is decreased progressively, the audio frequency pushing units are arranged at intervals in a continuous change mode, cavities with different frequency characteristics are formed, the sounding defects of the traditional musical instrument can be avoided through continuous frequency division equalization processing, and the electric music of the traditional musical instrument shows perfect tone.

Drawings

In order to make the content of the present application easier to understand, the technical solutions described in the present application will be further described below with reference to the accompanying drawings and the detailed description, but the present application is not limited thereto.

FIG. 1 is a schematic structural diagram of the present application;

FIG. 2 is an isometric view of the present application;

FIG. 3 is a schematic view of the present application A showing a partially enlarged structure;

fig. 4 is a top view of the present application a.

Reference numerals: 1. rigid bottom plate, 2, annular sealed box, 3, rubber circle, 4, rigid cushion, 5, frame, 6, magnetic conduction stem, 7, voice coil loudspeaker voice coil, 8, magnetizer, 9, vibrations are promoted, 10, wood sound producing board, 11, vibrations hole, 12, sound guiding breathing hole.

Detailed Description

The idea and technical effects of the present application will be clearly and completely described below in conjunction with the embodiments and the accompanying drawings to fully understand the objects, features and effects of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, and not all embodiments, and other embodiments obtained by those skilled in the art without inventive efforts based on the embodiments of the present application belong to the protection scope of the present application. In addition, all the connection relations mentioned herein do not mean that the components are directly connected, but mean that a better connection structure can be formed by adding or reducing connection accessories according to the specific implementation situation. The technical characteristics in the creation of the application can be interactively combined on the premise of not conflicting with each other.

In the description of the present application, it is to be understood that the terms "longitudinal," "lateral," "upper rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for convenience in describing the present application, 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 considered limiting of the present application.

Referring to fig. 1 to 3, the acoustic imitation speaker includes a rigid bottom plate 1, an annular sealed box 2, a rubber ring 3, a rigid cushion block 4, a frame 5, a magnetic core column 6, a voice coil 7, a magnetic conductor 8, a vibration push pin 9, a solid wood sound board 10, a vibration hole 11, and a sound guiding breathing hole 12. The annular sealing box body 2 is located the 1 upper surface of rigid bottom plate, the rubber circle 3 is located the 2 upper surfaces of annular sealing box body, the rubber circle 3 with the annular sealing box body 2 is glued fixedly, the rubber circle 2 is provided with mounting groove.

The audio pushing unit comprises a rigid cushion block 4, a frame 5, a magnetic conduction core column 6, a voice coil 7, a magnetizer 8 and a vibration pushing pin 9; the rigid cushion block 4 is positioned on the upper surface of the rigid bottom plate 1, the frame 5 is positioned on the upper surface of the rigid cushion block 4, and the frame 5 is of a concave groove structure; the magnetic core column 6 is positioned at the center of the frame 5, the magnetizer 8 is annular, and the magnetizer 8 is fixed around the magnetic core column 6; the voice coil 7 is a wire coil, the voice coil 7 is positioned in a gap formed by the magnetic conductive core column 6 and the magnetizer 8, the vibration push pin 9 is positioned on the upper surface of the magnetic conductive core column 6, and the vibration push pin 9 is fixedly connected with the voice coil 7.

Wood sound production board 10 install in the rubber circle 3, wood sound production board 10 is provided with vibrations hole 11 and the different leading sound breathing hole 12 of a plurality of sizes, the vibrations are promoted 9 and are passed vibrations hole 11.

The solid wood sound board 10 may be a plane or three-dimensional structure; the solid wood sound board 10 has a uniform or non-uniform thickness.

The solid wood sound-producing board 10 and the annular rubber ring 3 are naturally attached, fastened or fixed by gluing; and the annular rubber ring 3 and the annular sealing box body 2 are fixed by adopting glue or a rigid pressing ring.

The working principle of the application is as follows:

this application adopts the imitative sound principle of wood, sets up a plurality of frequency division circuits of high and medium bass, promotes unit direct drive wood acoustic panel by the audio frequency, through the frequency characteristic difference of each regional width, thickness, soft or hard of wood acoustic panel, through the continuous transition of different frequency differences, realizes the balanced sound production of full range, and has avoided local range to produce the drawback of specialization resonance. By selecting different woods, the sounding characteristics of different thicknesses, lengths and rigid fibers of the woods are exerted, and the real timbre of an original musical instrument is returned. The solid wood sounding board and the bottom board are of isosceles triangle structures, the diameters of the sound guide breathing holes are decreased progressively, the audio pushing units are arranged at intervals in a continuous change mode, cavities with different frequency characteristics are formed, the sounding defects of traditional musical instruments can be avoided through continuous frequency division equalization processing, and the electric music of the traditional musical instruments is enabled to show perfect timbre.

The above description is only a preferred embodiment of the present application and should not be taken as limiting the present application, and any modifications and improvements made within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims

1. The utility model provides an acoustic speaker is imitated to original sound, including the shell, its characterized in that: the device also comprises a plurality of audio pushing units and a solid wood sound board; the shell comprises a rigid bottom plate, an annular sealing box body and a rubber ring, the annular sealing box body is positioned on the upper surface of the rigid bottom plate, the rubber ring is positioned on the upper surface of the annular sealing box body, and the rubber ring is provided with a mounting groove; the audio pushing unit comprises a plurality of rigid cushion blocks with different thicknesses, a frame, a magnetic conduction core column, a voice coil, a magnetizer and a vibration pushing pin; the rigid cushion block is positioned on the upper surface of the rigid bottom plate, the frame is positioned on the upper surface of the rigid cushion block, and the frame is of a concave groove structure; the magnetic core column is positioned at the center of the frame, the magnetizer is annular, and the magnetizer is fixed around the magnetic core column; the voice coil is the wire circle, the voice coil is located the magnetic conduction stem with the magnetizer constitutes the space in, the vibrations are promoted and are located magnetic conduction stem upper surface, the vibrations promote with voice coil loudspeaker voice coil fixed connection.

2. The acoustic speaker of claim 1, wherein: the wood sound production board is installed in the rubber circle, the wood sound production board is provided with vibrations hole and the different sound guiding respiratory orifice of a plurality of sizes, the vibrations are promoted and are passed the vibrations hole, sound guiding respiratory orifice diameter subtracts progressively.

3. The acoustic speaker of claim 1, wherein: the solid wood sound-emitting board is of a plane or three-dimensional structure; the thickness of the solid wood sounding board is uniform or nonuniform.

4. The acoustic speaker of claim 1, wherein: the solid wood sound-producing board and the annular rubber ring are fastened by natural adhesion or adhesive fixation; and the annular rubber ring and the annular sealing box body are fixed by adopting glue or a rigid pressing ring.