CN210431762U - Sound production assembly and electronic equipment - Google Patents

Abstract

The embodiment of the utility model provides a sound production subassembly and electronic equipment, the sound production subassembly includes: the sound cavity box is internally provided with an accommodating space; the boss is arranged in the accommodating space; the positioning pieces are arranged on the bosses and are arranged at intervals; the sound production device is accommodated in the accommodating space, is arranged on the boss and is connected with the boss, is abutted against a plurality of positioning parts respectively, is limited at a preset position by the plurality of positioning parts, forms a first gap with the sound cavity box through the boss, and forms a second gap with the sound cavity box through the plurality of positioning parts. The utility model discloses in, sound cavity volume can be increased in first clearance and second clearance, and then improves the stereo set of sound production subassembly and puts the performance outward.

Description

Sound production assembly and electronic equipment

Technical Field

The utility model relates to a speaker equipment technical field especially relates to a sound production subassembly and electronic equipment.

Background

Electronic devices (such as mobile phones, tablet computers, etc.) with audio playing function are mainstream electronic products at present. People can use smart phones and the like to play audio files to enrich their daily lives. With the development of smart phones, the smart phones have more and more integrated functions, more and more extreme appearances and smaller internal spaces, so that the volume of the sound cavity is difficult to design to the maximum. The sound emission performance of the smart phone is closely related to the volume of the sound cavity, and manufacturers try to increase the volume of the cavity.

However, the space that the sound cavity of the speaker can increase is limited, especially in the field of electronic equipment such as mobile phones. The space of the whole machine is small in size and gold in size, the volume of the sound cavity is increased, the space of the PCB (printed circuit board) of the auxiliary board is possibly occupied, the stacking layout of other parts is influenced, and the volume of the sound cavity can be increased while the arrangement of other parts is not influenced, so that the problem to be solved urgently is solved.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model provides a sound production subassembly and electronic equipment aims at not influencing can increasing the sound chamber volume when other spare parts are placed.

On the one hand, the embodiment of the utility model provides a sound production subassembly, include: the sound cavity box is provided with a wall part, an accommodating space formed by enclosing the wall part and a boss connected to the wall part, the boss is formed by extending the wall part towards the accommodating space, and a plurality of positioning pieces are distributed on the boss at intervals; the sound production device is arranged in the boss in the accommodating space and is limited at a preset position through the positioning piece, and the sound production device is connected with the boss in a bonding mode in an area except the positioning piece.

On the other hand, the utility model also provides an electronic equipment, including foretell sound production subassembly.

The utility model discloses among the sound production subassembly, sound production subassembly includes sound cavity box, boss, a plurality of setting element and sound production device. The sound cavity box provides a containing space for the sound production device, and a gap between the sound cavity box and the sound production device forms a sound cavity. The positioning piece provides spacing for the sound production device, so that the sound production device can be rapidly and stably arranged on the boss. The embodiment of the utility model provides an in, setting element interval distribution, the clearance between two adjacent setting elements can increase the sound chamber volume. The sound production device and the sound cavity box form a first gap through the boss, and the sound production device and the sound cavity box form a second gap through the plurality of positioning pieces. The first gap and the second gap can further increase the volume of the sound cavity. Therefore the embodiment of the utility model provides a under the prerequisite that does not change other spare parts positions, can increase sound cavity volume, improve sound production subassembly's stereo set and put the performance outward.

Drawings

Other features, objects and advantages of the invention will become more apparent from the following detailed description of non-limiting embodiments thereof, when read in conjunction with the accompanying drawings, in which like or similar reference characters identify the same or similar features.

Fig. 1 is a schematic structural diagram of a sound generating assembly according to an embodiment of the present invention;

FIG. 2 is a cross-sectional view taken at A-A of FIG. 1;

FIG. 3 is a cross-sectional view taken at B-B of FIG. 1;

fig. 4 is a schematic structural diagram of a sound emitting assembly according to another embodiment of the present invention;

FIG. 5 is a cross-sectional view taken at C-C of FIG. 4;

FIG. 6 is a schematic view of a portion of the enlarged structure at I in FIG. 5;

fig. 7 is a cross-sectional view taken at D-D in fig. 4.

Description of reference numerals:

100. a sound cavity box;

110. a wall portion; 111. a sound outlet channel; 112. enclosing the bone; 112a, a first surrounding bone; 112b, a second surrounding bone; 113. a base plate; 114. a side plate; 120. an accommodating space; 130. a boss; 131. a convex portion; 131a, a top; 131b, side portions; 132. a lapping surface; 140. a positioning member; 141. a first arm; 142. a second arm;

200. a sound producing device;

300. dispensing medium;

310. a silk membrane; 320. and (4) dispensing a glue groove.

Detailed Description

Features and exemplary embodiments of various aspects of the present invention will be described in detail below. In the following detailed description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. It will be apparent, however, to one skilled in the art that the present invention may be practiced without some of these specific details. The following description of the embodiments is merely intended to provide a better understanding of the invention by illustrating examples of the invention. In the drawings and the following description, at least some well-known structures and techniques have not been shown in detail in order to avoid unnecessarily obscuring the present invention; also, the dimensions of some of the structures may be exaggerated for clarity. Furthermore, the described features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.

In the description of the present invention, it is to be noted that, unless otherwise specified, "a plurality" means two or more; the terms "upper", "lower", "left", "right", "inner", "outer", and the like, indicate orientations or positional relationships only for convenience in describing the present invention and to simplify the description, but 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 therefore, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

The directional terms appearing in the following description are directions shown in the drawings and do not limit the specific structure of the embodiments of the present invention. In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "mounted" and "connected" are to be interpreted broadly, e.g., as either a fixed connection, a removable connection, or an integral connection; can be directly connected or indirectly connected. The specific meaning of the above terms in the present invention can be understood as the case may be, by those of ordinary skill in the art.

For better understanding of the present invention, the following describes the sound generating assembly and the electronic device in detail with reference to fig. 1 to 7.

Referring to fig. 1 to fig. 3, fig. 1 is a schematic structural diagram of a sound generating assembly according to an embodiment of the present invention, and fig. 2 is a sectional view taken along a-a in fig. 1; fig. 3 is a cross-sectional view at B-B in fig. 1. The sound production subassembly includes: a sound cavity box 100, wherein an accommodating space 120 is formed in the sound cavity box 100; a boss 130, the boss 130 being disposed in the accommodating space 120; a plurality of positioning members 140, the plurality of positioning members 140 being disposed on the boss 130, and the plurality of positioning members 140 being arranged at intervals from each other; the sound-generating device 200 is accommodated in the accommodating space 120, the sound-generating device 200 is disposed on the boss 130 and connected to the boss 130, the sound-generating device 200 is abutted to the positioning members 140 respectively, so as to limit the sound-generating device 200 at a predetermined position by the positioning members 140, a first gap is formed between the sound-generating device 200 and the sound box 100 through the boss 130, and a second gap is formed between the sound-generating device 200 and the sound box 100 through the positioning members 140.

In the sound generating assembly of the embodiment of the present invention, the sound generating assembly includes a sound chamber box 100, a boss 130, a positioning member 140 and a sound generating device 200. The sound chamber box 100 provides a receiving space 120 for the sound-emitting device 200 to be disposed, so that a gap between the sound chamber box 100 and the sound-emitting device 200 forms a sound chamber. The positioning member 140 provides a position limitation for the sound device 200, so that the sound device 200 can be quickly and stably disposed on the boss 130. In the embodiment of the present invention, the positioning members 140 are distributed at intervals, and the gap between two adjacent positioning members 140 can increase the volume of the sound cavity. The sound generating device 200 and the sound cavity box 100 form a first gap through the boss 130, and the sound generating device 200 and the sound cavity box 100 form a second gap through the plurality of positioning members 140. The first gap and the second gap can further increase the volume of the sound cavity. Therefore the embodiment of the utility model provides a under the prerequisite that does not change other spare parts positions, can increase sound cavity volume, improve sound production subassembly's stereo set and put the performance outward.

The sound cavity box 100 can be arranged in various ways, and in some alternative embodiments, the sound cavity box 100 has a wall portion 110, the accommodating space 120 is defined by the wall portion 110, and the boss 130 is connected to the wall portion 110.

The sound cavity box 100 may be configured in various shapes, and the sound cavity box 100 may be configured according to an actual installation position or a use requirement. For example, when the sound cavity box 100 is disposed in an electronic device such as a mobile phone, the shape of the sound cavity box 100 may be set according to a space reserved in the mobile phone. Preferably, the sound chamber box 100 is substantially quadrangular-prism-shaped.

There are various ways to form the sound cavity box 100, and the sound cavity box 100 may be integrally cast, or the sound cavity box 100 includes an upper cover and a lower cover which are separately arranged and are butted to form the sound cavity box 100.

In some alternative embodiments, the wall 110 includes a bottom plate 113 and a side plate 114 enclosing and connected to the periphery of the bottom plate 113, and the bottom plate 113 and the side plate 114 together enclose to form the accommodating space 120. There are various ways of connecting the bottom plate 113 and the side plate 114, for example, the bottom plate 113 and the side plate 114 may be integrally formed. In some alternative embodiments, as shown in fig. 2 and 3, in order to increase the volume of the sound cavity, the bottom plate 113 is embedded in the side plate 114, so that the bottom plate 113 can be made of a thinner steel plate, and the like, thereby reducing the volume of the bottom plate 113 and increasing the gap between the sound-generating device 200 and the wall portion 110, i.e., increasing the volume of the sound cavity.

The arrangement of the boss 130 is not limited, and the boss 130 includes a bridging surface 132 facing away from the base plate 113, and the sound-producing device 200 is bridged on the bridging surface 132. The sound device 200 may fully occupy the land 132; or the sound-producing device 200 is arranged on the lapping surface 132 and the side plate 114 at a distance, so that a gap is formed between the sound-producing device 200 and the side plate 114, and the volume of the sound cavity is increased.

In some alternative embodiments, the boss 130 includes a plurality of protrusions 131 connected one after another, and two adjacent protrusions 131 are connected at an angle; the positioning members 140 are strip-shaped, and the plurality of positioning members 140 are distributed on the plurality of convex portions 131; and/or the positioning element 140 is L-shaped, and a plurality of positioning elements 140 are distributed at the connection position of two adjacent convex parts 131.

Generally, the boss 130 is formed to extend along the side plate 114, and the boss 130 includes a plurality of protrusions 131. At this time, the positioning member 140 may be in a strip shape, and the positioning members 140 are respectively located on the plurality of protrusions 131 to provide a position limitation to the sound generating device 200 from different positions, so as to ensure the stability of the relative position between the sound generating device 200 and the boss 130. And/or the positioning member 140 is L-shaped and is disposed at a joint of two adjacent protrusions 131, and the L-shaped positioning member 140 provides two-directional position limitation for the sound-producing device 200 at the joint, so that the stability of the relative position between the sound-producing device 200 and the boss 130 can also be ensured.

In some alternative embodiments, the wall portion 110 defines a sound emitting channel 111 communicating with the accommodating space 120, the wall portion 110 includes two surrounding bones 112 spaced apart along a thickness direction (Z direction in fig. 1) of the sound emitting assembly to form the sound emitting channel 111, and the sound emitting device 200 and at least one of the surrounding bones 112 abut against each other; the plurality of protrusions 131 include a top portion 131a disposed opposite to the sound emitting channel 111 and side portions 131b connected to both sides of the top portion 131a, and the plurality of spacers 140 are disposed on the top portion 131a and the side portions 131b, respectively.

In these alternative embodiments, the sound generating device 200 and the at least one surrounding bone 112 abut against each other, and the plurality of positioning members 140 are respectively disposed on the top portion 131a and the side portion 131b, so that the positioning members 140 disposed on the top portion 131a and the positioning members 140 disposed on the two side portions 131b provide four different directional limiting forces to the sound generating device 200 through the at least one surrounding bone 112, and the sound generating device 200 and the sound box 100, and the stability of the relative position between the sound generating device 200 and the sound box 100 can be further ensured.

The bosses 130 are formed along the side plates 114, and the bosses 130 are disposed away from the sound emitting channels 111 to avoid affecting sound emission.

When the sound cavity box 100 comprises the bottom plate 113, the two surrounding bones 112 comprise a first surrounding bone 112a arranged on the bottom plate 113 and a second surrounding bone 112b arranged at an interval with the bottom plate 113, and the second surrounding bone 112b and the sound-generating device 200 are abutted against each other, so that a gap can be formed between the sound-generating device 200 and the bottom plate 113, and the volume of the sound cavity is increased.

When the positioning member 140 is disposed at the junction of the top portion 131a and the side portion 131b, the positioning member 140 has an L-shape and includes a first arm 141 extending along the top portion 131a and a second arm 142 extending along the side portion 131 b.

There are various ways to connect the sound device 200 to the boss 130, and the sound device 200 can directly overlap the overlapping surface 132 of the boss 130. Preferably, the sound generator device 200 is adhesively attached to the boss 130 in areas other than the positioning member 140.

In other optional embodiments, the sound generating assembly further includes a dispensing medium 300 disposed on the boss 130, and the dispensing medium 300 is disposed with a glue, so that the sound generating device 200 is adhesively connected to the boss 130 through the dispensing medium 300. In these alternative embodiments, by disposing the dispensing medium 300, a disposing position can be provided for disposing the glue, so as to prevent the glue from flowing around the sound cavity box 100, and ensure the bonding effect.

The size of the dispensing medium 300 is not limited herein, and preferably, the dispensing medium 300 is disposed on the boss 130 around the sound generating device 200, and the dispensing medium 300 has a through-disposed space, and the positioning element 140 is disposed in the space. In these alternative embodiments, the placement of the dispensing medium 300 around the sound device 200 can increase the contact area between the dispensing medium 300 and the sound device 200, thereby improving the stability of the relative position between the sound device 200 and the boss 130.

The dispensing medium 300 may be disposed around the sound device 200 in various ways, such as the dispensing medium 300 surrounding the periphery of the sound device 200, or the dispensing medium 300 corresponding to the sound device 200 and surrounding the inner side of the edge of the sound device 200.

The dispensing medium 300 may be disposed in various manners, and in some alternative embodiments, the dispensing medium 300 includes a silk screen film 310 having a plurality of meshes, such that the glue penetrates the silk screen film 310 through the meshes and is adhered between the sound generating device 200 and the boss 130 through the silk screen film 310.

In these alternative embodiments, the dispensing medium 300 includes a silk screen film 310, the silk screen film 310 has meshes, such that the glue can penetrate into the silk screen film 310 through the meshes, and the silk screen film 310 is flexible and can be well adhered between the sound-producing device 200 and the boss 130.

The silk screen film 310 may be provided in various manners, for example, the silk screen film 310 may be a non-woven fabric, a mesh fabric, or a mesh sheet made of plastic.

Referring to fig. 4 to 7, in another alternative embodiment, the dispensing medium 300 includes a dispensing slot 320 formed by the protrusion 130, and the dispensing slot 320 is used for accommodating the glue. In these alternative embodiments, the glue is located in the glue dispensing groove 320, which can further reduce the occupied space of the glue in the accommodating space 120 and further increase the volume of the sound cavity.

There are various positions for disposing the dispensing medium 300, for example, the dispensing medium 300 may be disposed between the boss 130 and the sound generating device 200; or when the dispensing medium 300 is located at the periphery of the sound device 200, or the dispensing medium 300 extends from between the boss 130 and the sound device 200 to the periphery of the sound device.

When the dispensing medium 300 includes the silk screen film 310, the silk screen film 310 may be disposed at various positions, for example, when the size of the boss 130 is sufficient and the contact area between the boss 130 and the sound generating device 200 is large enough, the silk screen film 310 may be laid between the boss 130 and the sound generating device 200. When the contact area between the boss 130 and the sound device 200 is not sufficient, the silk screen 310 may be laid on the periphery of the sound device 200. Alternatively, in yet other alternative embodiments, the silk screen film 310 extends from between the boss 130 and the sound device 200 to the periphery of the sound device 200.

When the dispensing medium 300 includes the dispensing slot 320, the dispensing slot 320 may be disposed at various positions, and when the contact area between the boss 130 and the sound-generating device 200 is large enough, the dispensing slot 320 may be disposed on the surface of the boss 130 facing the sound-generating device 200, i.e., the dispensing slot 320 is formed by the recess of the contact surface 132 and the sound-generating device 200. The glue dispensing groove 320 may be located on the periphery of the sounder device 200 when the contact area between the boss 130 and the sounder device 200 is insufficient. Alternatively, in yet other alternative embodiments, the glue dispensing slot 320 extends from the surface of the boss 130 facing the sound device 200 to the periphery of the sound device 200.

The second embodiment of the utility model also provides an electronic equipment, including foretell sound production subassembly. The type of the electronic device is not limited herein, for example, the electronic device may be a mobile phone, a tablet computer, or the like.

The present invention may be embodied in other specific forms without departing from its spirit or essential characteristics. For example, the algorithms described in the specific embodiments may be modified without departing from the basic spirit of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Claims (10)

1. A sound emitting assembly, comprising:

the sound cavity box is internally provided with an accommodating space;

the boss is arranged in the accommodating space;

the positioning pieces are arranged on the bosses and are arranged at intervals;

the sounder, the sounder holds in the accommodation space, the sounder set up in on the boss and with the boss is connected, the sounder respectively with a plurality of the setting element butt, in order to be through a plurality of the setting element will the sounder is spacing in the preset position, the sounder with the sound chamber box passes through the boss forms first clearance, the sounder with the sound chamber box passes through a plurality of the setting element forms the second clearance.

2. The sound generating assembly of claim 1, wherein the boss comprises a plurality of protrusions connected in series, and two adjacent protrusions are connected at an angle;

the positioning pieces are strip-shaped, and a plurality of positioning pieces are distributed on the plurality of convex parts;

and/or the positioning piece is L-shaped, and a plurality of positioning pieces are distributed at the joint of two adjacent convex parts.

3. The sound generating assembly of claim 2,

the sound cavity box is provided with a wall part, the wall part surrounds the accommodating space to form the accommodating space, the wall part is provided with a sound outlet channel communicated with the accommodating space, the wall part comprises two surrounding bones which are distributed at intervals along the thickness direction of the sound generating assembly to form the sound outlet channel, and the sound generating device and at least one surrounding bone are abutted against each other;

the convex part comprises a top part and side parts, wherein the top part is arranged opposite to the sound outlet channel, the side parts are connected to two sides of the top part, and the plurality of positioning pieces are respectively arranged on the top part and the side parts.

4. The sound generating assembly of claim 1, wherein the sound generating device and the boss are adhesively attached except for the positioning member.

5. The sound generating assembly of claim 4, further comprising a dispensing medium disposed on the boss, wherein a glue is disposed on the dispensing medium, so that the sound generating device is adhesively connected to the boss through the dispensing medium.

6. The sound generating assembly according to claim 5, wherein the dispensing medium is disposed on the boss to surround the sound generating device, and the dispensing medium has a space for providing a sound through the dispensing medium, and the positioning member is disposed in the space for providing a sound.

7. The sound generating assembly of claim 5, wherein the dispensing medium comprises a silk screen having a plurality of mesh openings, such that the gel penetrates the silk screen through the mesh openings and is adhered between the sound generating device and the boss through the silk screen.

8. The sound generating assembly of claim 5, wherein the dispensing medium includes a dispensing slot formed by the protrusion recess and configured to receive the glue.

9. The sound generating assembly of claim 5,

the dispensing medium is positioned between the boss and the sounding device;

or the dispensing medium is positioned at the periphery of the sounding device;

alternatively, the dispensing medium extends from between the boss and the sound production device to the periphery of the sound production device.

10. An electronic device comprising the sound emitting assembly of any one of claims 1-9.

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