CN208724163U - Waterproof earphone jack and mobile terminal - Google Patents

Abstract

The utility model provides a kind of waterproof earphone jack, the waterproof earphone jack includes earphone base ontology, fixed plate and FPC, the head end of the earphone base ontology is connected with waterproof grommet, there is the contact terminal fixed with the earphone base ontology on the tail end of the earphone base ontology, the fixed plate is fixed on the lower end surface of the earphone base ontology, the lower end surface of the fixed plate is equipped with adhesive layer, and the FPC is fixed with the fixed plate, and the FPC is connect with the contact terminal.The utility model can be convenient to the installation of earphone waterproof and earphone.

Description

Waterproof earphone jack and mobile terminal

Technical field

The utility model relates to a kind of earphone base more particularly to a kind of waterproof earphone jack and mobile terminals.

Background technique

As electronic product is constantly to frivolous and multi-functional development, earphone base is also evolving and is adapted therewith.It is existing Earphone base waterproof effect it is bad, and be not easy to install, therefore, have much room for improvement.

Utility model content

In consideration of it, the installation of earphone waterproof and earphone can be convenient to it is necessary to provide a kind of waterproof earphone jack.

The utility model provides a kind of waterproof earphone jack, the waterproof earphone jack include earphone base ontology, fixed plate and FPC, the head end of the earphone base ontology are connected with waterproof grommet, have and the earphone on the tail end of the earphone base ontology The fixed contact terminal of seat ontology, the fixed plate is fixed on the lower end surface of the earphone base ontology, under the fixed plate End face is equipped with adhesive layer, and the FPC is fixed with the fixed plate, and the FPC is connect with the contact terminal.

Further, the junction of the FPC and the contact terminal has Waterproof glue line.

Further, the fixed plate is equipped with fixation hole, the lower end surface of the earphone base ontology be equipped with it is described solid Determine the fixed pin of hole cooperation, the fixed pin and the fixation hole are interference fitted.

Further, the waterproof grommet is fixed by marine glue and the earphone base ontology.

The utility model also provides a kind of mobile terminal, and the mobile terminal includes shell, and the shell is equipped with for earphone The opening passed through, the mobile terminal further include the waterproof earphone jack, the side opening of the waterproof grommet and the opening Wall is interference fitted and has waterproof sealing glue-line between the two, and the adhesive layer is adhered on the inner face of the shell.

Further, outer on the side wall between the waterproof grommet and tail end of the earphone base ontology to extend It is formed with retaining wall, when the waterproof earphone jack is fixed in the shell, the retaining wall is supported on the inside of the opening.

Further, the outer casing inner wall is equipped with a groove to match with the fixed plate shape, the fixed plate receiving And it is fixed in the groove.

Compared to the prior art, the utility model has the beneficial effects that the utility model is equipped with waterproof on earphone base ontology Sealing ring, when installing earphone base, waterproof is realized in gap between salable earphone base ontology and mobile terminal case, also, The lower end surface of earphone base ontology is fixed with fixed plate, and the lower end surface of fixed plate is equipped with adhesive layer, is convenient to replace and fix Earphone base.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the waterproof earphone jack of the utility model；

Fig. 2 is the waterproof earphone jack of the utility model and the structural schematic diagram of Fig. 1 opposite direction

Fig. 3 is the partial sectional view of mobile terminal.

The following detailed description will be further explained with reference to the above drawings the utility model.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment is obtained, the protection scope of the utility model is belonged to.It is understood that attached drawing is provided solely for referring to With illustrate to use, not be used to the utility model is limited.The connection relationship shown in attached drawing is intended merely to facilitate clearly Description, does not limit connection type.

It should be noted that it can be directly to when a component is considered as " connection " another component Another component, or may be simultaneously present component placed in the middle.Unless otherwise defined, all technology and science used herein Term has the same meaning as commonly understood by one of ordinary skill in the art to which the utility model belongs.It should also be noted that, removing Non- separately to have specific regulation and limit, term " installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be fixed connect It connects, may be a detachable connection, or be integrally connected；It can be mechanical connection, be also possible to be electrically connected, can be two members Connection inside part.For the ordinary skill in the art, it can understand that above-mentioned term is practical new at this with concrete condition Concrete meaning in type.Terminology used in the description of the utility model herein is intended merely to describe specifically to implement The purpose of example, it is not intended that in limitation the utility model.

It should also be noted that, the utility model description in, it should be noted that term " center ", "upper", "lower", The orientation or positional relationship of the instructions such as "left", "right", "vertical", "horizontal", "inner", "outside" be orientation based on the figure or Positional relationship is merely for convenience of describing the present invention and simplifying the description, rather than the device or member of indication or suggestion meaning Part must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention. In addition, term " first ", " second ", " third " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.

Fig. 1 and Fig. 2 are please referred to, the utility model provides a kind of waterproof earphone jack 100, and the waterproof earphone jack 100 includes Earphone base ontology 10, fixed plate 20, FPC30 and contact terminal 40, wherein the earphone base ontology 10 has one to be used to accommodate And the accommodating chamber contacted with headset plug, the head end S1 of earphone base ontology 10 have the insert port 11 being inserted into for headset plug, ear The tail end S2 of machine base body 10 is closed end, and the contact terminal 40 is fixed on closed end, and contact terminal 40 is far from insert port 11, can avoid water from tail end water conservancy diversion to contact terminal 40 and open circuit potential plate.

The head end of the earphone base ontology 10 is connected with waterproof grommet 50, can for the ease of the fixation of waterproof grommet To be equipped with annular groove in the head end of earphone base ontology 10, annular groove is for accommodating waterproof grommet 50, alternatively, anti-watertight can allow Marine glue is filled between seal 50 and earphone base ontology 10, keeps earphone base ontology 10 and waterproof grommet 50 solid by marine glue It is fixed, alternatively, marine glue can be filled in annular groove, with connection sealing waterproof grommet 50 and earphone base ontology 10, with into one Gap between step sealing earphone base ontology 10 and waterproof grommet 50.

Outer extend is formed on the side wall between the waterproof grommet 50 and tail end of earphone base ontology 10 Retaining wall 13, what retaining wall 13 can be used as that waterproof earphone jack 100 offsets with other structures during installation supports wall.

The lower end surface of the earphone base ontology 10 is extended with several fixed pins 12, and it is solid that several are provided in fixed plate 20 Determine hole 21, fixation hole 21 and fixed pin 12 are interference fitted.The FPC30 can be fixed with the fixed plate 20, and contacts with described Terminal 40 connects, and can form Waterproof glue line in the contact terminal 40 and the junction FPC30 encapsulating, long-term to avoid junction By steam corrosion and lead to short circuit.In the present embodiment, terminal contact, contact terminal can be formed in fixed plate 20 40 contact with terminal contact, and FPC30 can be integrally formed with fixed plate 20, and terminal contact is made to be electrically connected with the circuit on FPC30 It connects.

It is equipped with adhesive layer 22 (as shown in Figure 3) on the lower end surface of the fixed plate 20, the adhesive layer 22 can make to fix It is fixed on other structures (for example, mobile terminal) in the earphone base ontology 10 in fixed plate 20, to realize earphone base ontology 10 installation, but also it is easier dismounting and change earphone base ontology 10.

As shown in figure 3, waterproof earphone jack 100 is applied in mobile terminal 200, the mobile terminal 200 includes shell 201 and the circuit board (not shown) that is arranged in shell 201, the shell 201 be equipped with the opening 202 passed through for earphone, institute Stating opening 202 may be provided in the side of shell 201, and the head end of the earphone base ontology 10 is inserted into opening 202, waterproof grommet 50 with it is described opening 202 side opening wall be interference fitted, realize waterproof sealing, poured between waterproof grommet 50 and side opening wall anti- Glue, it is solidifying to be inherently formed waterproof sealing glue-line, to improve the fixation of waterproof grommet 50 Yu shell 201, and improve anti-watertight Waterproof sealing effect between seal 50 and shell 201, the FPC30 are connect with the circuit board.

When the head end of the earphone base ontology 10 is inserted into opening 202, retaining wall 13 is supported in the opening 202 On side, prevent earphone base ontology 10 from skidding off from opening 202, waterproof grommet 50 seals lateral surface and the hole side of earphone base ontology 10 Gap between wall, and adhesive layer 22 is then adhered on the inner face of the shell 201, so that waterproof earphone jack 100 is stablized Ground is fixed in shell 201.

For the ease of the installation of waterproof earphone jack 100, one and the 20 shape phase of fixed plate can be equipped in 201 inner wall of shell The groove 203 matched, the fixed plate 20 are accommodated and are fixed in the groove 203, can quickly mount the waterproof earphone jack 100。

In the description and claims of this application, word "comprises/comprising" and word " have/including " and its become Shape, for the presence of specified stated feature, numerical value, step or component, but do not preclude the presence or addition of it is one or more its His feature, numerical value, step, component or their combination.

Some features of the utility model, it is clear to illustrate, it describes in various embodiments respectively, however, these are special Sign, which can also be incorporated into single embodiment, to be described.On the contrary, some features of the utility model, for simplicity, only single It is described in embodiment, however, these features can also be independent or be described in different embodiments in any suitable combination.

The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this Made any modifications, equivalent replacements, and improvements etc., should all be included in the utility model within the spirit and principle of utility model Protection scope within.

Claims (7)

1. a kind of waterproof earphone jack, which is characterized in that the waterproof earphone jack includes earphone base ontology, fixed plate and FPC, institute The head end for stating earphone base ontology is connected with waterproof grommet, has and the earphone base ontology on the tail end of the earphone base ontology Fixed contact terminal, the fixed plate is fixed on the lower end surface of the earphone base ontology, on the lower end surface of the fixed plate Equipped with adhesive layer, the FPC is fixed with the fixed plate, and the FPC is connect with the contact terminal.

2. waterproof earphone jack according to claim 1, which is characterized in that the junction of the FPC and the contact terminal With Waterproof glue line.

3. waterproof earphone jack according to claim 1, which is characterized in that the fixed plate is equipped with fixation hole, the ear The lower end surface of machine base body is equipped with the fixed pin cooperated with the fixation hole, and the fixed pin is matched with the fixation hole interference It closes.

4. waterproof earphone jack according to claim 1, which is characterized in that the waterproof grommet by marine glue with it is described Earphone base ontology is fixed.

5. a kind of mobile terminal, the mobile terminal includes shell, and the shell is equipped with the opening passed through for earphone, and feature exists In, the mobile terminal further include waterproof earphone jack according to any one of claims 1-4, the waterproof grommet with it is described The side opening wall of opening is interference fitted and has waterproof sealing glue-line between the two, and the adhesive layer is adhered to the interior of the shell On face.

6. mobile terminal according to claim 5, which is characterized in that the earphone base ontology is located at the waterproof sealing Outer extend is formed with retaining wall on side wall between circle and tail end, when the waterproof earphone jack is fixed in the shell, institute Retaining wall is stated to support on the inside of the opening.

7. mobile terminal according to claim 5, which is characterized in that the outer casing inner wall is equipped with one and the fixed plate shape The groove that shape matches, the fixed plate are accommodated and are fixed in the groove.