CN216905286U - Waterproof loudspeaker - Google Patents

Abstract

The utility model provides a waterproof loudspeaker, which is characterized in that: the novel loudspeaker comprises an upper shell, wherein a sound outlet is formed in one side of the upper shell, a support is arranged in the upper shell, a fourth cavity is formed in one end of the support, an inner core is arranged at the other end of the support, a first sound outlet channel is arranged between the support and the upper shell, the first sound outlet channel is communicated with the fourth cavity, and a second sound outlet channel is arranged between the sound outlet and the fourth cavity. Through with the kernel fixed bonding on the support, with the support fixed bonding on the epitheca, be provided with first play sound passageway between support and epitheca, first play sound passageway and fourth cavity intercommunication are provided with the second play sound passageway between sound outlet and the fourth cavity, and the first play sound passageway and the second play sound passageway that can furthest's increase product have improved the acoustic performance of product satisfying under the prerequisite that product waterproof performance does not become invalid.

Description

Waterproof loudspeaker

Technical Field

The utility model relates to a waterproof loudspeaker, in particular to a waterproof loudspeaker.

Background

At present along with people to the waterproof demand of electronic product more and more high, waterproof requirement needs to be satisfied to some module products, if the module product needs to realize waterproofly, need have complete inclosed antechamber space, module kernel vibrating diaphragm place plane needs bond completely rather than the epitheca border at place promptly (the border all has), and the vibrating diaphragm is glued open when preventing to meet water to this satisfies the waterproof demand of product. The existing waterproof horn is characterized in that a circle of sealing plane is arranged on an upper shell of a module, waterproof glue is applied to the periphery of the plane and is bonded with a membrane surface of an inner core of the module to form a closed cavity, and the front cavity of the module is waterproof. Because waterproof demand, front chamber sound channel department need set up waterproof bonding step, can lead to the front chamber to go out the sound passageway and reduce, causes out the sound not in order, influences module distortion and frequency response performance.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects of the traditional technology and provides a waterproof loudspeaker.

The purpose of the utility model is achieved by the following technical measures: a waterproof loudspeaker, its characterized in that: the sound outlet device comprises an upper shell, a sound outlet is formed in one side of the upper shell, a support is arranged in the upper shell, a fourth cavity is arranged at one end of the support, an inner core is arranged at the other end of the support, a first sound outlet channel is arranged between the support and the upper shell, the first sound outlet channel is communicated with the fourth cavity, and a second sound outlet channel is arranged between the sound outlet and the fourth cavity.

Preferably, a second step for sealing is arranged between the upper shell and the circumferential direction of the support, and the size of the first sound-emitting channel is the same as the size of the area surrounded by the second step.

Preferably, the second sound emitting channel is arranged straightly along the horizontal direction, and the cross-sectional area of the second sound emitting channel is equal to that of the sound outlet.

As a preferable scheme, a partition wall is arranged in the middle of the support, the partition wall divides the support into a third cavity with a larger volume and a fourth cavity with a smaller volume, the inner core is fixed in the third cavity, and a third step sealed with the inner core is arranged on one side, close to the upper shell, of the third cavity.

Preferably, the upper shell is provided with an additional channel at a position corresponding to the partition wall, one side of the additional channel is concave towards the upper shell, and the other side of the additional channel is communicated with the first sound outlet channel.

Preferably, the length of the additional channel is equal to the length of the partition wall, and the width of the additional channel is greater than the sum of the widths of the partition wall and the third step at the partition wall.

As a preferable scheme, a first opening and a second opening are arranged on the fourth cavity, the first opening is arranged towards the upper shell, and the second opening is arranged towards the sound outlet.

Preferably, one end of the second sound outlet channel is communicated with the sound outlet, and the other end of the second sound outlet channel is communicated with the second opening.

Preferably, one end of the first sound outlet channel is located at the lower part of the inner core, and the other end of the first sound outlet channel is located at the lower part of the first opening and is communicated with the first opening.

Preferably, the improved structure further comprises a lower shell, and a first step for sealing is arranged between the upper shell and the lower shell.

Due to the adoption of the technical scheme, compared with the prior art, the utility model has the advantages that: through with the fixed bonding of kernel on the support, with the fixed bonding of support on the epitheca, be provided with first play sound passageway between support and epitheca, first play sound passageway and fourth cavity intercommunication are provided with the second play sound passageway between sound outlet and the fourth cavity, and the first play sound passageway and the second play sound passageway of increase product that can the at utmost have improved the acoustic performance of product under the prerequisite that satisfies product waterproof performance and do not become invalid.

The utility model is further described with reference to the following figures and detailed description.

Drawings

Fig. 1 is a schematic view of the overall structure of a waterproof horn according to the present invention.

Fig. 2 is a schematic sectional structure diagram of a waterproof horn according to the present invention.

Fig. 3 is a schematic sectional structure diagram of a waterproof horn according to the present invention.

Fig. 4 is a schematic structural diagram of a bracket of a waterproof horn of the present invention.

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", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Furthermore, 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 specifically defined otherwise.

Example (b): as shown in fig. 1-4, a waterproof horn, including epitheca 1 and inferior valve 2, inferior valve 2 is platelike to set up, form the cavity between epitheca 1 and inferior valve 2, be provided with between epitheca 1 and the inferior valve 2 and be used for sealed first step 3, one side that inferior valve 2 was kept away from to epitheca 1 is provided with the barricade 5 towards inferior valve 2, barricade 5 separates into the cavity into the great first cavity 6 in space and the less second cavity 7 in space, be provided with support 8 in the first cavity 6, support 8 and epitheca 1 fixed bonding, be provided with between epitheca 1 and the support 8 circumference and be used for sealed second step 9, fixedly connected with kernel 10 in the support 8. One side of the upper shell 1 is provided with a sound outlet 4, the sound outlet 4 is arranged on the side part of the first cavity 6, and the sound outlet 4 is connected with a dust screen 11.

The middle of the support 8 is provided with a partition wall 12, the support 8 is divided into a third cavity 13 with a larger volume and a fourth cavity 14 with a smaller volume by the partition wall 12, and the arrangement direction of the third cavity 13 and the fourth cavity 14 is the same as that of the first cavity 6 and the second cavity 7. The third chamber 13 is disposed on a side adjacent to the retaining wall 5.

The upper end and the lower end of the third cavity 13 are both opened, the inner core 10 is fixed in the third cavity 13, and a third step 15 sealed with the inner core 10 is arranged on one side of the third cavity 13 close to the upper shell 1. The third step 15 is circumferentially arranged along the third cavity 13. During installation, the inner core 10 is bonded in the third cavity 13 through glue to form a first assembly, the air tightness of the first assembly can be tested in advance, and the overall yield of products is improved.

As shown in fig. 2 to 4, the fourth cavity 14 is provided with a first opening 16 and a second opening 17, the first opening 16 is disposed toward the upper casing 1, and the second opening 17 is disposed toward the sound outlet 4.

As shown in fig. 2, the bracket 8 and the bottom surface of the upper shell 1 form a first sound outlet channel 18, the size of the first sound outlet channel 18 is the same as the area surrounded by the second step 9, one end of the first sound outlet channel 18 is located at the lower part of the inner core 10, and the other end is located at the lower part of the first opening 16 and is communicated with the first opening 16, so that the first sound outlet channel 18 can be maximized, and the acoustic performance of the product is improved. In this embodiment, the upper casing 1 is provided with an additional channel 19 at a position corresponding to the partition wall 12, the lower side of the additional channel 19 is recessed toward the upper casing 1, the other side of the additional channel is communicated with the first sound emitting channel 18, the length of the additional channel 19 is equal to the length of the partition wall 12, the width of the additional channel is greater than the sum of the widths of the partition wall 12 and the third step 15 at the partition wall 12, the depth is determined by the thickness of the upper casing 1, the greater the depth is without affecting the strength of the upper casing 1, in this embodiment, the thickness of the upper casing 1 is 0.6mm, the depth of the additional channel 19 is 0.2mm, if the thickness of the upper casing 1 is other values, the additional channel 19 needs to be correspondingly increased or decreased, the partition wall 12 and the third step 15 corresponding to the partition wall 12 are used for fixing the core 10, the thickness of the first sound emitting channel 18 at the third step 15 at the partition wall 12 is smaller than the thickness of the other parts, the additional channel 19 can be arranged to increase the thickness of the corresponding first sound emitting channel 18 at the partition wall 12, thereby improving its acoustic performance.

As shown in fig. 3, in this embodiment, a second sound outlet channel 20 is disposed at a position corresponding to the sound outlet 4 of the upper case 1, the second sound outlet channel 20 is disposed in a straight manner along a horizontal direction, the sound outlet 4 can be used for outputting sound in a straight manner, one end of the second sound outlet channel 20 is communicated with the sound outlet 4, the other end of the second sound outlet channel is communicated with the second opening 17, the second sound outlet channel 20 can achieve the effect equal to the sound outlet 4, the volume of the second sound outlet channel 20 is increased to the greatest extent, and the performance of the waterproof module product is improved.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model 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. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (10)

1. A waterproof loudspeaker, its characterized in that: the sound outlet device comprises an upper shell, a sound outlet is formed in one side of the upper shell, a support is arranged in the upper shell, a fourth cavity is arranged at one end of the support, an inner core is arranged at the other end of the support, a first sound outlet channel is arranged between the support and the upper shell, the first sound outlet channel is communicated with the fourth cavity, and a second sound outlet channel is arranged between the sound outlet and the fourth cavity.

2. The waterproof horn of claim 1, wherein: and a second step for sealing is arranged between the upper shell and the circumferential direction of the support, and the size of the first sound-emitting channel is the same as the size of the area surrounded by the second step.

3. The waterproof horn of claim 1, wherein: the second sound outlet channel is arranged straightly along the horizontal direction, and the sectional area of the second sound outlet channel is equal to that of the sound outlet.

4. The waterproof horn of claim 1, wherein: the middle of the support is provided with a partition wall, the partition wall divides the support into a third cavity with a large volume and a fourth cavity with a small volume, the inner core is fixed in the third cavity, and a third step sealed with the inner core is arranged on one side, close to the upper shell, of the third cavity.

5. The waterproof horn of claim 4, wherein: the upper shell is provided with an additional channel at a position corresponding to the partition wall, one side of the additional channel is sunken towards the upper shell, and the other side of the additional channel is communicated with the first sound outlet channel.

6. The waterproof horn of claim 5, wherein: the length of the additional channel is equal to that of the partition wall, and the width of the additional channel is larger than the sum of the widths of the partition wall and the third step at the partition wall.

7. The waterproof horn of claim 1, wherein: and a first opening and a second opening are arranged on the fourth cavity, the first opening is arranged towards the upper shell, and the second opening is arranged towards the sound outlet.

8. The waterproof horn of claim 7, wherein: one end of the second sound outlet channel is communicated with the sound outlet, and the other end of the second sound outlet channel is communicated with the second opening.

9. The waterproof horn of claim 7, wherein: one end of the first sound outlet channel is positioned at the lower part of the inner core, and the other end of the first sound outlet channel is positioned at the lower part of the first opening and communicated with the first opening.

10. A waterproof horn according to any one of claims 1 to 9, wherein: still include the inferior valve, be provided with the first step that is used for sealed between epitheca and the inferior valve.

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