CN215897944U

CN215897944U - Resonance sound equipment

Info

Publication number: CN215897944U
Application number: CN202121634839.2U
Authority: CN
Inventors: 尤小东
Original assignee: Ningbo Tuotuohe Design Co ltd
Current assignee: Ningbo Tuotuohe Design Co ltd
Priority date: 2021-07-16
Filing date: 2021-07-16
Publication date: 2022-02-22
Anticipated expiration: 2031-07-16

Abstract

The utility model provides a resonant sound box. The resonance sound box comprises a shell, a control unit, a power amplifier module and a vibration loudspeaker. Wherein the control unit sets up on the top of this resonance stereo set, and vibration loudspeaker set up in the bottom, and the power amplifier module is located vibration loudspeaker upper portion and leaves the vibration space of vibration loudspeaker. All parts of the resonance sound box are fixed on the vibration conduction piece, wherein the coil component is fixed on the vibration conduction piece, the magnetic circuit component is locked on the vibration conduction piece through the elastic piece, the power amplifier module and the control unit are also locked on the vibration conduction piece, and the shell is also locked on the vibration conduction piece. Therefore, the problem that all parts of the existing resonant sound are fixed on the magnetic circuit assembly is solved, and the problem of distortion of the magnetic circuit assembly caused by overlarge load is reduced. Moreover, the elastic part is arranged in the resonance sound box, so that the damage of the elastic part caused by the movement of the resonance sound box is avoided, and the service life of the resonance sound box is prolonged.

Description

Resonance sound equipment

Technical Field

The utility model relates to the field of sound, in particular to a resonance sound.

Background

Resonance stereo set is an audio equipment that application resonance sound production principle designed, and for traditional stereo set, resonance stereo set is small, conveniently carries. At present, a known resonant sound device is formed by stacking and mounting a vibration transmitter, an elastic member, a magnetic circuit, a coil, a control unit, and a housing. Wherein, the control unit includes power amplifier, power and control button, and the control unit is connected with the coil electricity to the sound production of control resonance stereo set, when assembling resonance stereo set, power amplifier, power and control button all load on the magnetic circuit. When the sound equipment works, the power supply supplies power to the coil, the coil drives the magnetic circuit to move up and down, in addition, the magnetic circuit transmits vibration to the vibration conduction piece through the elastic piece, and the vibration conduction piece can make a sound when contacting with a medium such as a table top. In the above-described aspect, when the elastic member vibrates, it is necessary to vibrate together with the magnetic circuit and other parts loaded on the magnetic circuit. Therefore, the resistance that needs to be overcome when the magnetic circuit and the elastic element vibrate is large, the overall operation efficiency is low, and the sound effect distortion of the sound is easily caused.

SUMMERY OF THE UTILITY MODEL

The utility model provides a resonance sound box, which aims to solve the problem of sound effect distortion of the sound box in the prior art.

According to an aspect of the present invention, there is provided a resonance sound, including: a housing; the vibration loudspeaker comprises an elastic piece, a magnetic circuit component, a coil component and a vibration conducting piece, wherein the magnetic circuit component is arranged on the elastic piece, and the elastic piece is fixed on the vibration conducting piece; the coil assembly is fixed on the vibration conduction piece; wherein, the casing cover is established on the vibration conduction piece to with vibration conduction piece fixed connection, elastic component, magnetic circuit subassembly and coil pack all are located the casing.

Further, resonance stereo set still includes the power amplifier module, and the power amplifier module sets up in the casing, has the interval between power amplifier module and the vibration loudspeaker, and the power amplifier module is fixed in on the vibration conduction piece.

Further, the resonance sound box further comprises a power supply module, the power supply module is located in the shell, an interval is formed between the power supply module and the vibration loudspeaker, the power supply module is fixed on the power amplifier module, and the power supply module is respectively electrically connected with the power amplifier module and the coil assembly.

Further, the resonance sound box further comprises a control button, the control button is fixed on the shell, and the control button is electrically connected with the power module.

Further, resonance stereo set still includes support piece, and support piece sets up between power amplifier module and vibration conduction piece, forms accommodation space between power amplifier module, support piece and the vibration conduction piece, and magnetic circuit component sets up in accommodation space.

Further, the support member includes a plurality of support columns arranged at intervals annularly along the outer periphery of the magnetic circuit assembly.

Furthermore, the elastic part is annular, the elastic part is sleeved on the periphery of the magnetic circuit assembly and is fixedly connected with the magnetic circuit assembly, and the support columns are arranged at intervals along the periphery of the elastic part.

Further, a fastening piece is arranged between the vibration conduction piece and the shell, and the vibration conduction piece is fixedly connected with the shell through the fastening piece.

Furthermore, the fastener corresponds the setting with the support column, and the fastener passes vibration conduction spare, support column and power amplifier module and is connected with the casing.

Further, the casing includes sleeve and upper cover, and upper cover and vibration conduction piece are located telescopic both ends respectively, and the fastener passes vibration conduction piece, support column and power amplifier module in proper order and is connected with the upper cover.

By applying the technical scheme of the utility model, when the resonance sound works, the coil component is electrified, the coil component and the magnetic circuit component generate acting force and reacting force under the action of the coil component and the magnetic circuit component, the force of the magnetic circuit vibration is equal to the force of the coil acting on the vibration conduction piece in magnitude and opposite to the direction of the force, and the vibration conduction piece is contacted with a medium to transmit the force from an electromagnetic field, thereby completing the force transmission process. The force of the coil acting on the vibration conduction piece causes the deformation of the vibration conduction piece, so that the sound is generated; the vibration conduction piece is contacted with the medium to cause the deformation of the medium, so that the sound is transmitted. In this application, set up power amplifier module and magnetic circuit subassembly interval, so can provide the vibration space for magnetic circuit subassembly to casing, power amplifier module, power module and control button all do not have direct load on magnetic circuit subassembly and elastic component. So set up, compare with traditional technical scheme, can reduce the interference that other parts caused to the magnetic circuit subassembly vibration to can improve the audio of stereo set.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the utility model and, together with the description, serve to explain the utility model and not to limit the utility model. In the drawings:

fig. 1 shows an exploded view of a resonance sound provided by the present invention;

fig. 2 shows a schematic view of a vibration conductor provided by the present invention;

fig. 3 is a sectional view showing a resonance sound provided by the present invention;

fig. 4 shows a cross-sectional view of a vibration horn provided by the present invention.

Wherein the figures include the following reference numerals:

10. a housing; 11. a sleeve; 12. an upper cover; 13. a connecting plate; 131. locking the screw;

21. a power amplifier module; 22. a power supply module; 23. a control button;

30. a vibrating horn; 31. an elastic member; 32. a magnetic circuit assembly; 33. a coil assembly; 34. a vibration transmitter;

40. a support pillar; 51. a limiting boss; 52. a limiting groove; 60. a fastener; 71. a clamping groove; 72. a clamping strip;

80. a fixing assembly; 81. a fixed protrusion; 82. and fixing the screw.

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. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the utility model, its application, or uses. 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.

As shown in fig. 1 to 4, an embodiment of the present invention provides a resonance sound box, which includes a housing 10 and a vibration horn 30, wherein the vibration horn 30 includes an elastic member 31, a magnetic circuit assembly 32, a coil assembly 33, and a vibration conductor 34, and the magnetic circuit assembly 32 is disposed on the elastic member 31, and the elastic member 31 is fixed on the vibration conductor 34; the coil assembly 33 is fixed to the vibration transmitter 34. The casing 10 is covered on the vibration transmitter 34 and fixedly connected with the vibration transmitter 34, and the elastic member 31, the magnetic circuit assembly 32 and the coil assembly 33 are all positioned in the casing 10.

By adopting the technical scheme, when the resonance sound works, the coil assembly 33 is connected with current, the coil assembly 33 drives the magnetic circuit assembly 32 to vibrate, the vibration of the magnetic circuit assembly 32 is transmitted to the vibration conducting piece 34 through the elastic piece 31, and the vibration conducting piece 34 makes a sound after contacting with a medium. The housing 10 in the present application is not loaded on the magnetic circuit assembly 32, and therefore, the magnetic circuit assembly 32 does not need to overcome the force applied thereto by the housing 10 when vibrating. Compared with the prior art, the scheme of this application need overcome when can reducing the vibration of magnetic circuit assembly 32 resistance, energy loss when reducing the vibration of magnetic circuit assembly 32, and then can improve holistic operating efficiency, improve the audio of stereo set.

Further, the resonant sound box further comprises a power amplifier module 21, the power amplifier module 21 is located in the shell 10, an interval is formed between the power amplifier module 21 and the vibration horn 30, and the power amplifier module 21 is fixed on the vibration conduction piece 34. So set up, experience when can promote the user and use resonance sound is felt to, power amplifier module 21 need additionally overcome the resistance when not increasing the vibration of magnetic circuit component 32, has guaranteed resonance sound's audio.

Wherein, resonance stereo set still includes power module 22, and power module 22 sets up in casing 10, and has the interval between power module 22 and the vibration loudspeaker 30, and power module 22 is fixed in on the power amplifier module 21, and power module 22 is connected with power amplifier module 21 and coil pack 33 electricity respectively. So, can promote the convenience that the user used under the prerequisite that does not influence resonance sound audio.

Specifically, the resonance sound equipment further comprises a control button 23, the control button 23 is fixed on the casing 10, and the control button 23 is electrically connected with the power module 22. Also, in the present embodiment, the power module 22 and the control button 23 form a control unit. Therefore, the resonance sound can be conveniently opened or closed by a user on the premise of not influencing the sound effect of the resonance sound.

Further, the resonance sound equipment further comprises a supporting piece, the supporting piece is arranged between the power amplifier module 21 and the vibration conducting piece 34, an accommodating space is formed between the power amplifier module 21, the supporting piece and the vibration conducting piece 34, and the magnetic circuit component 32 is arranged in the accommodating space. The vibration conducting piece 34 supports the power amplifier module 21 through the supporting piece, on one hand, the power amplifier module 21 can be prevented from being directly connected with the magnetic circuit component 32, and resistance to be overcome when the magnetic circuit component 32 vibrates is reduced; on the other hand, power amplifier module 21, support piece and vibration conduction piece 34 form accommodation space, provide the vibration space for magnetic circuit component 32 to this structure is firm, can improve the stability of device.

Specifically, the support member includes a plurality of support columns 40, the plurality of support columns 40 being annularly spaced along the outer periphery of the magnetic circuit assembly 32. In the present embodiment, four support columns 40 are provided, and the four support columns 40 are arranged at intervals along the outer circumference of the magnetic circuit assembly 32. With the arrangement, on one hand, the supporting column 40 can be prevented from contacting the magnetic circuit assembly 32, so that the smoothness of vibration of the magnetic circuit assembly 32 is ensured, and the sound effect of a sound box is ensured; on the other hand, a plurality of support columns 40 can guarantee the stability of supporting power amplifier module 21, guarantee overall structure's stability.

Further, both ends of the support column 40 are provided with a limit boss 51, and the power amplifier module 21 and the vibration conduction piece 34 are provided with a limit groove 52 matched with the limit boss 51. With the arrangement, on one hand, the position of the supporting column 40 can be limited, so that the stability of the supporting column 40 is ensured, and the stability of the supporting column 40 for the power amplifier module 21 is further ensured; on the other hand, the limit boss 51 and the limit groove 52 play a role in guiding the installation of the vibration transmitter 34 and the power amplifier module 21, and the installation accuracy and the installation speed of the vibration transmitter 34 and the power amplifier module 21 can be improved.

Specifically, the elastic member 31 is annular, the elastic member 31 is sleeved on the outer periphery of the magnetic circuit assembly 32 and is fixedly connected with the magnetic circuit assembly 32, and the four support columns 40 are annularly arranged along the outer periphery of the elastic member 31 at intervals. With support column 40 setting in the periphery of elastic component 31, can avoid support column 40 and elastic component 31 contact, avoid vibrating the vibration in-process of conduction piece 34 and overcome extra resistance, and then can guarantee the smoothness nature of vibration transmission process. In addition, in this embodiment, the elastic member 31 and the magnetic circuit component 32 are coaxially disposed, so that the vibration stability of the magnetic circuit component 32 and the elastic member 31 can be further ensured, and the sound effect of the sound can be ensured.

In this embodiment, the fixing assemblies 80 are disposed between the elastic member 31 and the vibration conducting member 34, the fixing assemblies 80 are provided in four groups, the four groups of fixing assemblies 80 are disposed at intervals in a circumferential direction of the elastic member 31, each fixing assembly 80 includes a fixing protrusion 81 and a fixing screw 82, the fixing protrusion 81 and the elastic member 31 are integrally formed, and the fixing screw 82 penetrates through the fixing protrusion 81 and is in threaded connection with the vibration conducting member 34. With this arrangement, the elastic member 31 can be easily mounted on the vibration transmitter 34.

Further, a fastening member 60 is arranged between the vibration conduction member 34 and the casing 10, the fastening member 60 is a fastening screw, the number of the fastening screws is four, the four fastening screws and the four support columns 40 are arranged in a one-to-one correspondence manner, and in this embodiment, the fastening screws sequentially penetrate through the vibration conduction member 34, the support columns 40 and the power amplifier module 21 and are in screw connection with the casing 10. Through adopting above-mentioned technical scheme, can further guarantee support column 40's stability, simultaneously, can avoid offering extra and fastening screw complex screw hole on vibration conduction piece 34 and casing 10, can improve holistic stability when reducing manufacturing procedure.

Casing 10 includes sleeve 11, upper cover 12 and connecting plate 13 in this embodiment, and upper cover 12 and vibration conduction piece 34 are located the both ends of sleeve 11 respectively, and connecting plate 13 sets up in sleeve 11, and upper cover 12 is connected with connecting plate 13, and fastener 60 passes vibration conduction piece 34, support column 40 and power amplifier module 21 in proper order and is connected with connecting plate 13. Specifically, the sleeve 11 is cylindrical, and a protrusion engaged with the inner wall of the sleeve 11 is disposed on one side of the upper cover 12 close to the sleeve 11, and the protrusion is embedded in the sleeve 11. The connecting plate 13 is in a ring shape and is coaxial with the sleeve 11, four locking screws 131 are arranged between the connecting plate 13 and the upper cover 12, the number of the locking screws 131 is four along the circumferential direction of the connecting plate 13, and the connecting plate 13 is connected with the upper cover 12 through the locking screws 131. So set up, can make things convenient for the staff to assemble resonance sound to can guarantee the stability of resonance sound assembly.

In this embodiment, power module 22 sets up in one side that power module 21 kept away from vibration conduction piece 34 and with power module 21 fixed connection, and control button 23 sets up in one side that power module 22 kept away from power module 21, and control button 23 sets up between upper cover 12 and connecting plate 13, and upper cover 12 and control button 23 cooperation, locking screw 131 pass connecting plate 13, control button 23 in proper order and with upper cover 12 threaded connection. In this embodiment, the fastening screw passes through the vibration transmitter 34, the supporting column 40 and the power amplifier module 21 and is connected with the connecting plate 13 by screw thread. So set up, can guarantee control button 23's stability, simultaneously, can the person of facilitating the use operation control button 23, conveniently open and closed resonance stereo set.

Further, the resonance speaker further includes a clamping groove 71 and a clamping strip 72, wherein the clamping groove 71 is formed on the outer peripheral surface of the vibration conductor 34, and the clamping groove 71 extends along the axial direction of the casing 10; the clamping strip 72 is arranged on the inner wall of the shell 10, and the clamping strip 72 is in clamping fit with the clamping groove 71. Specifically, the clamping strips 72 are arranged at four annular intervals along the inner circumferential surface of the sleeve 11, so that the resonant sound box can be conveniently assembled by a worker, and the installation accuracy of the sleeve 11 and the vibration conduction piece 34 can be ensured.

Compared with the traditional technical scheme, the technical scheme of the utility model can reduce the resistance to be overcome when the magnetic circuit assembly 32 vibrates, reduce the energy loss when the magnetic circuit assembly 32 vibrates, further improve the overall operating efficiency and improve the sound effect of the sound.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

The relative arrangement of the components and steps, the numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

In the description of the present invention, it is to be understood that the orientation or positional relationship indicated by the orientation words such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal" and "top, bottom", etc. are usually based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and in the case of not making a reverse description, these orientation words do not indicate and imply that the device or element being referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore, should not be considered as limiting the scope of the present invention; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.

Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and the terms have no special meanings unless otherwise stated, and therefore, the scope of the present invention should not be construed as being limited.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A resonance sound, characterized by comprising:

a housing (10);

the vibration loudspeaker (30) comprises an elastic piece (31), a magnetic circuit component (32), a coil component (33) and a vibration conducting piece (34), wherein the magnetic circuit component (32) is arranged on the elastic piece (31), and the elastic piece (31) is fixed on the vibration conducting piece (34); the coil assembly (33) is fixed on the vibration transmitter (34);

the shell (10) is covered on the vibration conduction piece (34) and fixedly connected with the vibration conduction piece (34), and the elastic piece (31), the magnetic circuit assembly (32) and the coil assembly (33) are all located in the shell (10).

2. The resonant sound box according to claim 1, further comprising a power amplifier module (21), wherein the power amplifier module (21) is located in the housing (10), a gap is formed between the power amplifier module (21) and the vibrating speaker (30), and the power amplifier module (21) is fixed on the vibrating conductor (34).

3. The resonant sound box according to claim 2, further comprising a power module (22), wherein the power module (22) is disposed in the housing (10), and a space is provided between the power module (22) and the vibration horn (30), the power module (22) is fixed on the power amplifier module (21), and the power module (22) is electrically connected to the power amplifier module (21) and the coil assembly (33), respectively.

4. The resonance sound according to claim 3, further comprising a control button (23), wherein the control button (23) is fixed on the housing (10), and the control button (23) is electrically connected with the power supply module (22).

5. The resonance sound according to claim 2, further comprising a support member disposed between the power amplifier module (21) and the vibration conductor (34), wherein an accommodation space is formed between the power amplifier module (21), the support member, and the vibration conductor (34), and the magnetic circuit assembly (32) is disposed in the accommodation space.

6. The resonance sound according to claim 5, wherein the support member comprises a plurality of support columns (40), the plurality of support columns (40) being arranged at annular intervals along the outer periphery of the magnetic circuit assembly (32).

7. The resonant sound box according to claim 6, wherein the elastic member (31) is annular, the elastic member (31) is fitted around the outer periphery of the magnetic circuit assembly (32) and is fixedly connected to the magnetic circuit assembly (32), and the plurality of support columns (40) are arranged at intervals along the outer periphery of the elastic member (31).

8. Resonance sound according to claim 6, characterized in that a fastening (60) is provided between the vibration transmitter (34) and the housing (10), the vibration transmitter (34) being fixedly connected to the housing (10) by means of the fastening (60).

9. The resonance sound according to claim 8, wherein the fastening member (60) is provided corresponding to the supporting column (40), and the fastening member (60) passes through the vibration conduction member (34), the supporting column (40) and the power amplifier module (21) and is connected to the housing (10).

10. The resonance sound according to claim 9, wherein the casing (10) comprises a sleeve (11) and an upper cover (12), the upper cover (12) and the vibration transmitter (34) are respectively located at two ends of the sleeve (11), and the fastening member (60) sequentially passes through the vibration transmitter (34), the supporting column (40) and the power amplifier module (21) and is connected to the upper cover (12).