CN214851754U

CN214851754U - Waterproof loudspeaker and earphone

Info

Publication number: CN214851754U
Application number: CN202120891954.1U
Authority: CN
Inventors: 黄飚
Original assignee: Dain Electronic Shenzhen Co ltd
Current assignee: Dain Electronic Shenzhen Co ltd
Priority date: 2021-04-27
Filing date: 2021-04-27
Publication date: 2021-11-23
Anticipated expiration: 2031-04-27

Abstract

The utility model discloses a waterproof loudspeaker and earphone, which comprises a bracket, protecting cover and PCB board, the inner wall left side of support is equipped with annular first bellying, the protecting cover is inserted and is established in the left end portion of support and the lateral wall of protecting cover is contradicted with the inside wall of support and is connected, be equipped with waterproof vibrating diaphragm between the protecting cover and the first bellying of support, the right flank of waterproof vibrating diaphragm is contradicted with the left surface of first bellying and is connected, be equipped with annular second bellying on the right flank of protecting cover, the right flank of the second bellying of protecting cover is contradicted with the left surface of waterproof vibrating diaphragm and is connected, be equipped with the voice coil loudspeaker voice coil in the support, the voice coil loudspeaker voice coil passes first bellying left and is contradicted with the right flank middle part of waterproof vibrating diaphragm and is connected, the right part of voice coil loudspeaker voice coil passes first bellying right side to extend to the right side of first bellying, the PCB board is inserted and is established in the right end portion of support and is equipped with china department from a left side right side between PCB board and the first bellying in proper order, Magnet and T iron, the left surface of washer is contradicted with the right flank of first bellying and is connected. The utility model has the advantages of good waterproof performance and the like.

Description

Waterproof loudspeaker and earphone

Technical Field

The utility model belongs to the technical field of loudspeaker, concretely relates to waterproof loudspeaker and earphone.

Background

Wired earphone loudspeaker product generally does not all require waterproof, and wired earphone has the prevention that the electric wire can be fine to drop, however along with the TWS earphone in the market rises, the wireless design of TWS earphone, lightly small and exquisite, facilitate the use, but can not fix well, drops easily during the use, so have waterproof demand to TWS earphone and loudspeaker that uses.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a solve the weak point among the prior art, provide a waterproof loudspeaker and earphone that waterproof performance is good.

In order to solve the technical problem, the utility model adopts the following technical scheme:

a waterproof horn comprises a support, a protecting cover and a PCB, wherein an annular first bulge is arranged on the left side of the inner wall of the support, the protecting cover is inserted into the left end part of the support, the outer side wall of the protecting cover is connected with the inner side wall of the support in an abutting mode, a waterproof vibrating membrane is arranged between the protecting cover and the first bulge of the support, the right side face of the waterproof vibrating membrane is connected with the left side face of the first bulge in an abutting mode, an annular second bulge is arranged on the right side face of the protecting cover, the right side face of the second bulge of the protecting cover is connected with the left side face of the waterproof vibrating membrane in an abutting mode, a voice coil is arranged in the support, the voice coil penetrates through the first bulge leftwards and is connected with the middle of the right side face of the waterproof vibrating membrane in an abutting mode, the right part of the voice coil penetrates through the first bulge rightwards to extend to the right side of the first bulge, the PCB is inserted into the right end part of the support, and a washer, magnets and T iron are sequentially arranged between the PCB and the first bulge from left to right, the left surface of china department is contradicted with the right flank of first bellying and is connected, the left surface of magnet is contradicted with the right flank of china department and is connected, china department and magnet are all established on the right part of voice coil loudspeaker voice coil, T iron is contradicted with magnet and is connected and the left part of T iron passes magnet and china department left and insert in the right part of establishing at the voice coil loudspeaker voice coil, be fixed with first tuning net on the left surface of protecting cover, PCB inboard is inside to be inserted and is equipped with second tuning net, second tuning net is fixed mutually with T iron, set up flutedly on the support lateral wall, be equipped with the wire in the recess, the one end and the PCB board electricity of wire are connected, the other end of wire passes the left end electricity of waterproof vibrating diaphragm and voice coil loudspeaker voice coil and is connected, be equipped with the waterproof gluey subassembly between protecting cover and the first bellying.

The waterproof glue assembly comprises UV glue and hydrosol, the UV glue is filled between the connecting portion of the support and the protecting cover, and the hydrosol is filled between the connecting portion of the support and the waterproof vibrating membrane.

The groove is provided with a cover plate, and the cover plate is buckled in the groove.

The utility model also discloses an earphone, including foretell waterproof loudspeaker.

Adopt above-mentioned technical scheme, the utility model discloses following beneficial effect has:

(1) the utility model discloses be equipped with the waterproof glue subassembly, the waterproof glue subassembly includes UV glue and hydrosol, it has UV glue to fill between the connecting portion of support and protecting cover, it has hydrosol to fill between the connecting portion of support and waterproof vibrating diaphragm, the setting of UV glue and hydrosol can be effectively waterproof, waterproof moisture gets into the utility model discloses inside, influence the utility model discloses a use;

(2) the utility model is also provided with components such as a waterproof vibrating membrane, which can effectively prevent water;

to sum up, the utility model has the advantages of waterproof performance is good.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is an exploded view of the present invention with the wires and the cover plate removed.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention.

The components of the embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention.

Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in FIG. 1 and FIG. 2, the utility model relates to a waterproof loudspeaker, which comprises a support 1, a protecting cover 2 and a PCB 3, wherein the left side of the inner wall of the support 1 is provided with an annular first protrusion 12, the protecting cover 2 is inserted into the left end of the support 1 and the outer side wall of the protecting cover 2 is connected with the inner side wall of the support 1 in an abutting manner, a waterproof vibrating diaphragm 4 is arranged between the protecting cover 2 and the first protrusion 12 of the support 1, the right side of the waterproof vibrating diaphragm 4 is connected with the left side of the first protrusion 12 in an abutting manner, the right side of the protecting cover 2 is provided with an annular second protrusion, the right side of the second protrusion of the protecting cover 2 is connected with the left side of the waterproof vibrating diaphragm 4 in an abutting manner, a voice coil 5 is arranged in the support 1, the voice coil 5 passes through the first protrusion 12 to the left side of the waterproof vibrating diaphragm 4 in an abutting manner, the right side of the first protrusion 12 extends to the right side of the first protrusion 12 to the first protrusion 5, the PCB 3 is inserted in the right end part of the bracket 1, the washer 6, the magnet 7 and the T-shaped iron 8 are sequentially arranged between the PCB 3 and the first bulge 12 from left to right, the left side surface of the washer 6 is in interference connection with the right side surface of the first bulge 12, the left side surface of the magnet 7 is in interference connection with the right side surface of the washer 6, the washer 6 and the magnet 7 are both sleeved on the right part of the voice coil 5, the T-shaped iron 8 is in interference connection with the magnet 7, the left part of the T-shaped iron 8 penetrates through the magnet 7 and the washer 6 to the left side and is inserted in the right part of the voice coil 5, the first tuning net 9 is fixed on the left side surface of the protecting cover 2, the second tuning net 10 is inserted in the PCB 3, the second tuning net 10 is fixed with the T-shaped iron 8, a groove 11 is arranged on the side wall of the bracket 1, a lead is arranged in the groove 11, one end of the lead is electrically connected with the PCB 3, the other end of the lead penetrates through the waterproof vibrating membrane 4 and is electrically connected with the left end of the voice coil 5, the width of the bracket 1 adhered with the waterproof vibrating membrane 4 is increased, the wire outlet of the wire is reduced, the bonding area between the wire and the waterproof vibrating membrane 4 is ensured, and the air leakage probability of the connecting part between the wire and the waterproof vibrating membrane 4 is reduced, when the utility model is installed, the waterproof vibrating membrane 4 is glued and bonded on the bracket 1 at present, then the glue is added to completely seal the cavity in the bracket 1, the protecting cover 2 is added, and the glue is dispensed between the connecting part between the waterproof vibrating membrane 4 and the wire to play a thorough waterproof role, the waterproof glue component is arranged between the protecting cover 2 and the first bulge part 12, the existing TWS earphone loudspeaker has small volume, the wireless Bluetooth is used for transmitting data, the structure of the existing wired earphone is changed, the wireless earphone is widely applied to multiple scenes, but various conditions are easy to occur in the moving process, the TWS earphone is easy to drop, therefore, the requirements on waterproof and shockproof are higher, the utility model can reach IPX7 level waterproof, the wireless earphone can not enter the interior after being soaked in 1M water for 30 minutes, the utility model has the advantages of no water leakage, no influence on performance, good waterproof problem solving, prevention of bad performance caused by water falling and rain day use, small volume, 6MM diameter, close to the limit of the micro-speaker, mainly waterproof materials of the components such as the bracket 1 and the protecting cover 2, high low frequency, smooth curve and low distortion performance, and the waterproof breathable film with good viscosity, which is sealed on the speaker to ensure no influence of water, dust, dirt and impurities, and clear and natural sound under the premise of low sound loss, the waterproof fan of the speaker in the prior art is mostly below IPX5, which can not satisfy the use of multiple scenes in the playground, the bonding surface of the bracket 1 and the diaphragm of the prior speaker is mostly 0.2-0.3MM, the gap width is 0.8-1MM, the speaker can not be well bonded during gluing, and the performance is influenced, the utility model overcomes the defect, waterproof performance is good, the utility model discloses a first tuning net 9 is waterproof tuning net, can adjust medium-high frequency curve performance, lets our curve 2-3K performance perfect more, and medium-high sound tone is more natural, more is close the voice, and reinforcing user experiences and feels, can play waterproof performance moreover, prevents that water from causing performance and quality harmfully from the cavity of protecting cover 2's tuning hole flow in support 1.

The waterproof glue subassembly includes UV glue and hydrosol, and it has the UV glue to fill between the connecting portion of support 1 and protecting cover 2, and it has the hydrosol to fill between the connecting portion of support 1 and waterproof vibrating diaphragm 4, and it has the hydrosol to fill between the outside of specific waterproof vibrating diaphragm 4 and the inner wall of support 1, and it has the hydrosol to fill between the contact surface between the right flank of waterproof vibrating diaphragm 4 and first bellying 12 with it, the utility model discloses a hydrosol does not have the corruption to the product, can not volatilize, and stable performance can not have the quality hidden danger.

And a cover plate is arranged on the groove 11 and is buckled in the groove 11.

The present embodiment is not intended to limit the shape, material, structure, etc. of the present invention in any form, and all of the technical matters of the present invention belong to the protection scope of the present invention to any simple modification, equivalent change and modification made by the above embodiments.

Claims

1. A waterproof loudspeaker, its characterized in that: the waterproof vibration film comprises a support, a protecting cover and a PCB, wherein an annular first bulge is arranged on the left side of the inner wall of the support, the protecting cover is inserted into the left end part of the support, the outer side wall of the protecting cover is in abutting connection with the inner side wall of the support, a waterproof vibration film is arranged between the protecting cover and the first bulge of the support, the right side surface of the waterproof vibration film is in abutting connection with the left side surface of the first bulge, an annular second bulge is arranged on the right side surface of the protecting cover, the right side surface of the second bulge of the protecting cover is in abutting connection with the left side surface of the waterproof vibration film, a voice coil is arranged in the support, the voice coil penetrates through the first bulge leftwards to be in abutting connection with the middle part of the right side surface of the waterproof vibration film, the right part of the voice coil penetrates through the first bulge rightwards to extend to the right side of the first bulge, the PCB is inserted into the right end part of the support, and a washer, magnets and T iron are sequentially arranged between the PCB and the first bulge rightwards from left side surface of the washer, the left surface of magnet is contradicted with the right flank of china department and is connected, china department and magnet are all established on the right part of voice coil loudspeaker voice coil, the left part that T iron is contradicted with magnet and is connected and T iron passes magnet and china department left and insert and establish in the right part of voice coil loudspeaker voice coil, be fixed with first tuning net on the left surface of protecting cover, inside the inserting of PCB board is equipped with the second tuning net, the second tuning net is fixed mutually with T iron, set up flutedly on the support lateral wall, be equipped with the wire in the recess, the one end and the PCB board electricity of wire are connected, the other end of wire passes the left end electricity of waterproof vibrating diaphragm and voice coil loudspeaker voice coil and is connected, be equipped with the waterproof gluey subassembly between protecting cover and the first bellying.

2. The waterproof horn of claim 1, wherein: the waterproof glue assembly comprises UV glue and hydrosol, the UV glue is filled between the connecting portion of the support and the protecting cover, and the hydrosol is filled between the connecting portion of the support and the waterproof vibrating membrane.

3. The waterproof horn of claim 1, wherein: the groove is provided with a cover plate, and the cover plate is buckled in the groove.

4. An earphone, characterized by: comprising a waterproof horn according to any one of claims 1 to 3.