CN216599954U - Loudspeaker mechanism and electronic equipment - Google Patents

Loudspeaker mechanism and electronic equipment Download PDF

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Publication number
CN216599954U
CN216599954U CN202220126712.8U CN202220126712U CN216599954U CN 216599954 U CN216599954 U CN 216599954U CN 202220126712 U CN202220126712 U CN 202220126712U CN 216599954 U CN216599954 U CN 216599954U
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Prior art keywords
bracket
horn
vibration
horn mechanism
damping member
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刘育维
萧钰伦
王伟安
李奕璋
陈天任
郭乃瑄
许绍铭
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Hefei Lianbao Information Technology Co Ltd
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Hefei Lianbao Information Technology Co Ltd
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Abstract

The embodiment of the utility model provides a horn mechanism and electronic equipment, wherein the horn mechanism comprises: a bracket assembly including a first bracket and a second bracket; a horn disposed on the first bracket; a sound box disposed on the second support; and the vibration damping piece is arranged on the first bracket and is connected with the second bracket so as to absorb the vibration force generated when the loudspeaker runs. The horn mechanism disclosed by the utility model is simple in structure, and can effectively reduce resonance and noise.

Description

Loudspeaker mechanism and electronic equipment
Technical Field
The embodiment of the utility model relates to the field of loudspeakers, in particular to a loudspeaker mechanism and electronic equipment.
Background
In order to provide good sound feeling for users, many manufacturers aim to improve the sound effect of a speaker for equipment such as a sound box, wherein the most obvious part for users to feel is sound pressure, i.e. so-called loud sound, but when the sound effect which can be provided by the equipment is stronger, i.e. the volume is larger, the users can feel the difference of the equipment performance more obviously.
At present, manufacturers can provide louder horn monomers, but the louder monomers have larger vibration amount, so that other parts in the equipment system generate resonance to generate non-negligible noise, and the noise has great influence on the use of users.
Existing solutions include:
1. adjusting the position of foam attachment to suppress the vibration force transmitted by the horn;
2. the material of the foam is changed to reduce the amplitude transmitted by the horn;
3. the material quality of the bracket is improved;
4. reduction of Gain through SW to de-inhibit;
however, the above methods cannot improve the vibration satisfactorily.
SUMMERY OF THE UTILITY MODEL
The utility model provides a horn mechanism which is simple in structure and can effectively reduce resonance and noise, and electronic equipment applying the horn mechanism.
In order to solve the above technical problem, an embodiment of the present invention provides the following technical solutions: a horn mechanism comprising:
a bracket assembly including a first bracket and a second bracket;
a horn disposed on the first bracket;
a sound box disposed on the second support; and
and the vibration damping piece is arranged on the first bracket and is connected with the second bracket so as to absorb the vibration force generated when the loudspeaker runs.
In one embodiment, the vibration damping member comprises a structural member made of a high damping material and/or a methyl vinyl silicone rubber material.
In one embodiment, the vibration damping piece is annular, the vibration damping piece is arranged outside the horn in a surrounding mode, and the vibration damping piece is matched with the first support in shape so as to be sleeved on the outer edge of the first support and connected with the second support in a matching mode.
In one embodiment, the second bracket has a hollow region, and the shape of the hollow region matches with the vibration damping shape so as to be sleeved outside the vibration damping member and connected with the vibration damping member.
In one embodiment, the inner edge of the damping member forms a first connection end for connecting with the first bracket, and the outer edge of the damping member forms a second connection end for connecting with the second bracket.
In one embodiment, the first connecting end and the second connecting end have the same structure and are provided with clamping grooves for clamping the corresponding brackets.
In an embodiment, the clip groove is an arc-shaped clip groove, and a portion of the damping member located between the first connection end and the second connection end is plate-shaped and is disposed obliquely to increase a damping area.
In one embodiment, the second support comprises a first part and a second part formed by extending outwards from part of the edge of the first part, the hollow area is positioned on the first part, the sound box is positioned on the second part, and the second part is one or more.
Another embodiment of the present invention also provides an electronic device, which includes the speaker mechanism as described above.
Based on the disclosure of the embodiment, the loudspeaker mechanism has the advantages that the loudspeaker mechanism is simple in overall structure and easy to manufacture, the loudspeaker and the sound box are respectively arranged by the first support and the second support, the two supports are connected through the vibration reduction piece, vibration conduction of the loudspeaker can be effectively reduced, resonance phenomenon is weakened, and noise is further effectively reduced.
Drawings
Fig. 1 is a schematic structural diagram of a horn mechanism in an embodiment of the present invention.
Fig. 2 is another schematic structural diagram of the horn mechanism in the embodiment of the present invention.
Fig. 3 is a test result diagram of the horn mechanism in the embodiment of the present invention.
Fig. 4 is a diagram illustrating another test result of the horn mechanism according to the embodiment of the present invention.
Fig. 5 is a diagram illustrating another test result of the horn mechanism according to the embodiment of the present invention.
1-a first support; 2-a second scaffold; 3-a loudspeaker; 4-a sound box; 5-shock absorbing member
Detailed Description
The following detailed description of specific embodiments of the present invention is provided in connection with the accompanying drawings, which are not intended to limit the utility model.
It will be understood that various modifications may be made to the embodiments disclosed herein. The following description is, therefore, not to be taken in a limiting sense, but is made merely as an exemplification of embodiments. Other modifications will occur to those skilled in the art within the scope and spirit of the disclosure.
The accompanying drawings, which are incorporated in and constitute a part of the specification, illustrate embodiments of the disclosure and, together with a general description of the disclosure given above, and the detailed description of the embodiments given below, serve to explain the principles of the disclosure.
These and other characteristics of the utility model will become apparent from the following description of a preferred form of embodiment, given as a non-limiting example, with reference to the attached drawings.
It should also be understood that although the present invention has been described with reference to some specific examples, a person of skill in the art shall certainly be able to achieve many other equivalent forms of the utility model, having the characteristics as set forth in the claims and hence all coming within the field of protection defined thereby.
The above and other aspects, features and advantages of the present disclosure will become more apparent in view of the following detailed description when taken in conjunction with the accompanying drawings.
Specific embodiments of the present disclosure are described hereinafter with reference to the drawings; however, it is to be understood that the disclosed embodiments are merely examples of the disclosure that may be embodied in various forms. Well-known and/or repeated functions and constructions are not described in detail to avoid obscuring the disclosure in unnecessary or unnecessary detail. Therefore, specific structural and functional details disclosed herein are not to be interpreted as limiting, but merely as a basis for the claims and as a representative basis for teaching one skilled in the art to variously employ the present disclosure in virtually any appropriately detailed structure.
The description may use the phrases "in one embodiment," "in another embodiment," "in yet another embodiment," or "in other embodiments," which may each refer to one or more of the same or different embodiments in accordance with the disclosure.
The embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
As shown in fig. 1 and 2, an embodiment of the present invention provides a horn mechanism, including:
the bracket assembly comprises a first bracket 1 and a second bracket 2;
a horn 3 provided on the first bracket 1;
a sound box 4 disposed on the second support 2; and
and a vibration absorbing member 5 disposed on the first bracket 1 and coupled to the second bracket 2 for absorbing a vibration force generated when the horn 3 operates.
For example, the horn 3 mechanism in the present embodiment includes a resonance assembly, a horn 3, a sound box, and a sound box 4. The resonance assembly comprises a first support 1 and a second support 2, the structures of the two supports are not limited, and the two supports can be arranged according to actual needs. Loudspeaker 3 sets up on first support 1, and audio amplifier 4 sets up on second support 2, and audio amplifier 4 sets up quantity and size all not unique, can be a plurality of little audio amplifiers 4, also can be a big audio amplifier 4. The horn 3 is usually provided in one, but of course, a plurality thereof may be provided if necessary. First support 1 links to each other through damping piece 5 with second support 2 within a definite time, produce vibration when loudspeaker 3 moves, this vibrational force can firstly spread into damping piece 5 through first support 1, through damping piece 5 to the absorption of vibrational force, after the damping, transmit again to second support 2 and audio amplifier 4 on, this moment because the vibrational force is weakened greatly, reduce, so make second support 2 and audio amplifier 4 can not produce great resonance, can not produce resonance even, also effectively reduce, loudspeaker 3 has been prevented even to first support 1, resonance conduction between second support 2 and audio amplifier 4, and then reduce the production of noise, improve user's seeing and hearing and experiencing.
Therefore, based on the above, the beneficial effects of this embodiment include that loudspeaker 3 mechanism overall structure is simple, easily preparation, only installs loudspeaker 3 and audio amplifier 4 respectively through setting up first support 1, second support 2, and the connection of two supports is realized to rethread damping piece 5, can effectively reduce loudspeaker 3's vibration conduction, weakens resonance phenomenon, and then effective noise reduction, and specific effect data can refer to fig. 3 and fig. 4.
Specifically, in the present embodiment, when determining to provide the vibration dampers 5, it is determined based on the following steps:
for example, a plate structure is provided to reduce vibrations at a specific frequency by resonance of the structure.
Figure BDA0003476165780000041
Wherein k is the stiffness of the plate; d, plate density; h, the width of the flat plate; l is the length of the plate.
Based on the above, when a plate structure with different sizes is added, the effect of adjusting the resonance frequency and further reducing the vibration amount of the frequency band can be achieved.
Further, the material of the damping member 5 is important for the damping effect of the damping member 5, and when determining the material property of the damping member 5, the embodiment is implemented based on the following steps:
X(t)=e-rt(C1cos(W1t)+C2sin(W1t)) wherein r: a damping coefficient; w1: a vibration frequency; x (t): the amount of vibration; t: time.
As can be seen from the above formula and fig. 3, 4 and 5, when the damping coefficient r is increased, the vibration amount X is rapidly decreased, so that the vibration damping member 5 is made of a material with a high damping coefficient and installed in the mechanism of the speaker 3, thereby effectively reducing the vibration effect.
Therefore, the damping member 5 in this embodiment is a structural member made of a high damping material. Specifically, methyl vinyl silicone rubber or the like may be selected, but the material is not limited thereto, and other high damping materials may be used, or the damping member 5 may be formed by preparing other high damping materials together with methyl vinyl silicone rubber. The material selected in this embodiment is specifically methyl vinyl silicone rubber with a hardness of 60 °.
In addition, since the bracket in the present embodiment is a separate structure, a sleeper material may be added behind the first bracket 1 and/or the second bracket 2, that is, behind the sound emitting surface, in order to increase the strength thereof.
Further, as shown in fig. 1 and fig. 2, the first bracket 1 in this embodiment is in a square plate shape, and a housing for covering the horn 3 is provided behind the first bracket, which is not limited and may be provided according to actual situations. The vibration damping piece 5 is annular and is arranged around the loudspeaker 3, and the vibration damping piece 5 in the embodiment is matched with the first bracket 1 in shape, namely is square, so that the vibration damping piece can be sleeved on the outer edge of the first bracket 1 and is connected with the second bracket 2 in a matching way. Of course, the first bracket 1 and the damping member 5 may have other shapes, such as a circle, a polygon, etc.
The second bracket 2 has a hollow region, the shape of which matches the vibration damping shape, in this embodiment, a square hole, and based on the square hole, the second bracket 2 can be sleeved outside the vibration damping member 5 and connected to the vibration damping member 5.
Specifically, in the embodiment, the damping member 5 is convenient to disassemble and assemble and to connect with the corresponding bracket, the inner edge of the damping member 5 is formed with a first connecting end for connecting with the first bracket 1, and the outer edge of the damping member 5 is formed with a second connecting end for connecting with the second bracket 2.
Referring to fig. 2, the first connection end and the second connection end in this embodiment have the same structure and are both rectangular frames, and two opposite edges of the rectangular frames are both provided with clamping grooves for clamping the corresponding brackets, and the clamping grooves may be elongated or a plurality of clamping grooves are disposed along the elongated edges of the vibration damping member 5. The clamping groove can be an arc-shaped clamping groove, a rectangular clamping groove and the like, and the specific structure is not limited. The notches of the clamping grooves of the two connecting ends face in opposite directions, the part of the damping piece 5, which is positioned between the first connecting end and the second connecting end, is plate-shaped and is obliquely arranged, for example, two long strip-shaped side edges of a plate-shaped area are respectively overlapped at the upper end and the lower end of the clamping groove in the height direction, as shown in fig. 2, so that the damping area is increased as much as possible, and the damping effect is improved.
With continued reference to fig. 2, the second bracket 2 in this embodiment includes a first portion, and a second portion formed by extending an edge of a part of the first portion outwards, the hollow area is located on the first portion, that is, the first portion is provided with a square hole, and the second portion can be regarded as an extension of the first portion for arranging the sound box 4. The second portion may be provided as one or multiple, and is not particularly limited, and may be determined according to the number, volume, and the like of the actual sound boxes 4.
Further, another embodiment of the present application also provides an electronic device, including the horn 3 mechanism as described above. The electronic device may be, for example, a mobile phone, a notebook computer, a desktop computer, a stereo, or the like. The loudspeaker 3 mechanism in the above embodiment of the application is used, so that the running noise of the electronic equipment can be effectively reduced, and the use experience of a user is improved.
The above embodiments are only exemplary embodiments of the present invention, and are not intended to limit the present invention, and the scope of the present invention is defined by the claims. Various modifications and equivalents may be made by those skilled in the art within the spirit and scope of the present invention, and such modifications and equivalents should also be considered as falling within the scope of the present invention.

Claims (9)

1. A horn mechanism, comprising:
a bracket assembly including a first bracket and a second bracket;
a horn disposed on the first bracket;
a sound box arranged on the second bracket; and
and the vibration damping piece is arranged on the first bracket and is connected with the second bracket so as to be used for absorbing the vibration force generated when the loudspeaker operates.
2. The horn mechanism according to claim 1, wherein the damping member comprises a high damping material and/or a methyl vinyl silicone rubber material.
3. The horn mechanism according to claim 1, wherein the vibration absorbing member is ring-shaped, the vibration absorbing member is enclosed outside the horn, and the vibration absorbing member is matched with the first bracket in shape so as to be sleeved on an outer edge of the first bracket and connected with the second bracket in a matching manner.
4. The horn mechanism according to claim 3, wherein the second bracket has a hollow region having an outer shape matching the outer shape of the vibration damping member so as to be able to fit around the vibration damping member and to be connected to the vibration damping member.
5. The horn mechanism of claim 4 wherein the inner edge of the damping member forms a first attachment end for attachment to the first bracket and the outer edge of the damping member forms a second attachment end for attachment to the second bracket.
6. The horn mechanism of claim 5, wherein the first and second connecting ends are of the same configuration and each have a clip slot for clipping a corresponding bracket.
7. The horn mechanism according to claim 6, wherein the clip groove is an arc-shaped clip groove, and a portion of the damping member between the first connection end and the second connection end is plate-shaped and inclined to increase a damping area.
8. The horn mechanism of claim 4, wherein the second support comprises a first portion and a second portion formed by an edge of a portion of the first portion extending outwardly, the hollow region being located on the first portion, the acoustic enclosure being located on the second portion, the second portion being one or more.
9. An electronic device comprising a horn mechanism as claimed in any one of claims 1 to 8.
CN202220126712.8U 2022-01-18 2022-01-18 Loudspeaker mechanism and electronic equipment Active CN216599954U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202220126712.8U CN216599954U (en) 2022-01-18 2022-01-18 Loudspeaker mechanism and electronic equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202220126712.8U CN216599954U (en) 2022-01-18 2022-01-18 Loudspeaker mechanism and electronic equipment

Publications (1)

Publication Number Publication Date
CN216599954U true CN216599954U (en) 2022-05-24

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CN (1) CN216599954U (en)

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