CN204167592U - Waterproof headphone holder - Google Patents

Abstract

The utility model discloses a waterproof earphone seat, which comprises an earphone seat shell and a plurality of contact terminals arranged in the earphone seat shell, wherein each contact terminal comprises a contact part and a welding leg, the contact part is positioned in a splicing cavity, and the welding leg extends out of the earphone seat shell; an insertion cavity for accommodating an earphone plug is formed in the earphone seat shell; the front end of the splicing cavity is opened, and the tail part of the splicing cavity is a closed end; a waterproof ring is sleeved at the opening of the front end of the plug cavity corresponding to the outer side of the front end of the earphone seat shell, and the outer side of the waterproof ring is protruded at the outer side of the front end of the earphone seat shell to form a sealing flange; work as the utility model discloses a waterproof earphone seat is installed in electronic product (for example cell-phone), and the waterproof circle and the electronic product lock of its front end are sealed, prevent effectively that water from getting into electronic product inside, have improved waterproof performance, have strengthened product reliability.

Description

Waterproof headphone holder

technical field

The utility model relates to the technology in the field of earphone socket connectors, in particular to a waterproof earphone socket. the

Background technique

At present, many electronic products are equipped with earphone sockets, such as mobile phones, mobile Internet devices (Mobile Internet Devices, MID), handheld computers, MP3, MP4, etc. In actual use, it is often easy for water to enter the interior of the electronic product from the earphone socket, which can easily damage the circuit board and other components inside the electronic product, affecting the performance and service life of the electronic product. the

Therefore, it is urgent to work out a new technical solution to solve the above problems. the

Utility model content

In view of this, the utility model aims at the deficiencies in the prior art, and its main purpose is to provide a waterproof earphone holder, which can effectively prevent water from entering the interior of electronic products, improve waterproof performance, and enhance product reliability. the

In order to achieve the above object, the utility model adopts the following technical solutions:

A waterproof earphone holder, comprising an earphone holder shell and several contact terminals arranged in the earphone holder housing, the contact terminal includes a contact part and a welding foot, the contact part is located in the socket cavity, and the welding foot extends out of the earphone holder Out of the shell; inside the shell of the earphone base is formed a socket cavity for accommodating the earphone plug; the front end of the socket cavity is open, and its tail is a closed end; a waterproof cover is set at the front end of the earphone socket shell corresponding to the front opening of the socket cavity. The outer side of the waterproof ring is protruding from the outer side of the front end of the earphone holder housing to form a sealing flange.

As a preferred solution, the earphone holder housing includes a plastic body and a plastic cover that are assembled with each other, the plastic body and the plastic cover are enclosed inside to form the aforementioned insertion cavity; the plastic body and the plastic cover are sheathed for strengthening It is connected with a stable and airtight metal sleeve, and the metal sleeve includes a hoop body formed by bending a metal plate, and the hoop body has two free ends that can be opened and closed for splicing. the

As a preferred solution, the plastic body and the end of the plastic cover are correspondingly formed with recesses, and the recesses of the two are combined to form an annular step for the aforementioned metal sleeve, and the aforementioned metal sleeve is tightly hooped at the annular step . the

As a preferred solution, the recesses are respectively formed at both ends of the plastic body and the plastic cover, the two ends of the earphone socket housing are formed with the aforementioned annular steps, and two metal sleeves are correspondingly provided. the

As a preferred solution, a number of terminal slots are opened in the plastic body, and the aforementioned contact terminals are embedded in the corresponding terminal slots; the soldering feet protrude from both sides of the earphone holder shell at the same height, and their protruding positions are far from the earphone. The bottom surface of the seat shell maintains a sinking plate height difference. the

As a preferred solution, the contact terminals include a microphone terminal, a ground terminal, a right channel terminal, a left channel terminal, and a switch terminal; the welding feet of the three contact terminals are on the right side, and the welding legs of the remaining two contact terminals are located on the right side. The feet are located on the left side, and the welding feet on both sides are arranged one by one, and a space is formed on the left side; a matching welding foot is arranged on the aforementioned metal sleeve corresponding to the space. the

As a preferred solution, the plastic body and the plastic cover are connected by adhesive. the

As a preferred solution, the plastic body and the plastic cover are provided with a positioning column and a positioning groove adapted to each other, and the positioning column is embedded in the positioning groove. the

As a preferred solution, a limiting groove is provided on the outside of the front end of the earphone base housing to facilitate the installation of a waterproof ring, and the aforementioned waterproof ring is embedded in the limiting groove. the

Compared with the prior art, the utility model has obvious advantages and beneficial effects. Specifically, it can be seen from the above-mentioned technical scheme that it is mainly provided with a waterproof ring at the front end opening of the earphone socket housing corresponding to the front end of the plugging cavity. When the waterproof earphone holder of the utility model is installed in an electronic product (such as a mobile phone), the waterproof ring at the front end is snapped and sealed with the electronic product, which effectively prevents water from entering the electronic product, improves waterproof performance, and enhances product reliability. the

In order to more clearly illustrate the structural features, technical means and the specific purpose and functions achieved by the utility model, the utility model will be further described in detail below in conjunction with the accompanying drawings and specific embodiments. the

Description of drawings

Fig. 1 is the three-dimensional structural representation of the embodiment of the utility model;

Fig. 2 is the exploded structural representation of the embodiment of the utility model;

Figure 3 is a schematic diagram of the installation structure of the contact terminal in the plastic body;

Fig. 4 is a schematic cross-sectional structure diagram at the M-M place in Fig. 1;

FIG. 5 is a schematic diagram of a cross-sectional structure at N-N in FIG. 1 .

Explanation of the accompanying drawings:

1. Plastic body 11. Limiting groove

12. Terminal slot 2. Plastic cover

3. Plug cavity 4. Contact terminal

41. Contact part 42. Solder leg

5. Waterproof ring 51. Sealing flange

6. Concave position 7. Metal sleeve

71. Free end 72. Matching solder leg

H, sinking plate height difference.

Detailed ways

Please refer to FIG. 1 to FIG. 5 , which show the specific structure of the embodiment of the present invention, which includes an earphone socket housing and a plurality of contact terminals 4 disposed in the earphone socket housing. the

The earphone base housing is formed with a plugging chamber 3 for accommodating the earphone plug; the front end of the plugging chamber 3 is open, and its tail is a closed end; It is located in the socket cavity 3, and its welding foot 42 protrudes out of the shell of the earphone socket; a waterproof ring 5 is sleeved on the outside of the front end of the shell of the earphone socket corresponding to the opening of the front end of the socket cavity 3, and the outer side of the waterproof ring 5 protrudes from the front end of the shell of the earphone socket The outer side forms a sealing flange 51; in this way, when the waterproof earphone holder of the present invention is installed in an electronic product (such as a mobile phone), the waterproof ring 5 at the front end is snapped and sealed with the electronic product, effectively preventing water from entering the interior of the electronic product. Of course, in this embodiment, a limiting groove 11 is provided outside the front end of the earphone holder housing to facilitate the installation of the waterproof ring 5 and to enhance and ensure the sealing and waterproof performance. the

Specifically: the earphone holder housing includes a plastic body 1 and a plastic cover 2 assembled with each other, the plastic body 1 and the plastic cover 2 are enclosed to form the aforementioned insertion cavity; as shown in Figure 2, the plastic body 1 and the plastic cover 2 are provided with a positioning column and a positioning groove adapted to each other, and the positioning column is embedded in the positioning groove to facilitate the positioning and assembly between the plastic body 1 and the plastic cover 2; the plastic body 1 and the plastic cover 2 can be The adhesive type is used to realize the fixed and sealed connection, such as dispensing; the two ends of the plastic body 1 and the plastic cover 2 are correspondingly formed with recesses 6, and the recesses 6 at the same ends of the two are combined to form an annular step, which is placed in the ring The front and rear metal sleeves 7 are respectively hooped at the steps to strengthen the connection, stability and sealing of the two; the metal sleeve 7 includes a hoop body formed by bending a metal plate, and the hoop body has two openable and spliced joints. 71 of the free end. the

1 and 2, the plastic body 1 is provided with a number of terminal slots 12, and the aforementioned contact terminals 4 are embedded in the corresponding terminal slots 12; the welding feet 42 respectively protrude from both sides of the earphone holder shell at the same height. , and its protruding position maintains a sinking plate height difference H from the bottom surface of the earphone holder shell; it is convenient to assemble the earphone holder on the circuit board in a sinking manner, which is conducive to the thin and light design requirements of electronic products;

The contact terminal 4 includes a microphone terminal, a ground terminal, a right channel terminal, a left channel terminal and a switch terminal; the soldering legs of the three contact terminals are on the right side, and the soldering legs of the remaining two contact terminals are on the left side. The welding feet on both sides are arranged in one-to-one correspondence, and a space is formed on the left side; a matching welding foot 75 is arranged on the aforementioned metal sleeve 7 corresponding to the space, so that the headphone socket can be welded with balanced force and better stability.

Next, briefly introduce the assembly process of the headphone socket:

First, insert the contact terminal 4 into the plastic body 1, then bend the welding leg 42, then fasten the plastic cover 2 with the plastic body 1, and then, hoop the front and rear metal sleeves 7 on the earphone holder shell (here place, buckle into the ring-shaped steps from the front and back respectively, and then press the metal sleeve 7 to make it tight on the outside of the plastic body 1 and the plastic cover 2), and finally, set the waterproof ring 5 on the outer limit of the front end of the earphone holder shell in groove 11.

The key point of the design of this utility model is that a waterproof ring is provided on the outer front end of the earphone holder shell corresponding to the front opening of the plug cavity. When the waterproof earphone holder of the present utility model is installed in an electronic product (such as a mobile phone), the front end The waterproof ring and the electronic product are buckled and sealed, which effectively prevents water from entering the interior of the electronic product, improves the waterproof performance, and enhances the reliability of the product. the

The above are only preferred embodiments of the present utility model, and are not intended to limit the technical scope of the present utility model, so any minor modifications, equivalent changes and modifications made to the above embodiments according to the technical essence of the present utility model , all still belong to the scope of the technical solution of the utility model. the

Claims (9)

1. A waterproof earphone holder, comprising an earphone holder housing and a number of contact terminals arranged in the earphone holder housing, the contact terminals include a contact portion and a welding foot, the contact portion is located in the socket cavity, and the welding foot protrudes Outside the shell of the earphone socket, it is characterized in that: a socket cavity for accommodating the earphone plug is formed inside the shell of the socket socket; the front end of the socket cavity is open, and its tail is a closed end; A waterproof ring is sheathed at the opening, and the outer side of the waterproof ring protrudes from the outer front end of the earphone holder shell to form a sealing flange. 2. The waterproof earphone holder according to claim 1, characterized in that: the earphone holder housing includes a plastic body and a plastic cover that are assembled with each other, and the plastic body and the plastic cover are enclosed to form the aforementioned insertion cavity; the plastic The body and the plastic cover are sheathed with a metal sleeve for strengthening the connection, stability and sealing of the two. The metal sleeve includes a hoop body formed by bending a metal plate, and the hoop body has two free ends that can be opened and closed for splicing. 3. The waterproof earphone holder according to claim 2, characterized in that: the plastic body and the end of the plastic cover are correspondingly formed with recesses, and the recesses of the two are combined to form an annular step for the aforementioned metal sleeve. The aforementioned metal sleeve is tightened at the annular step position. 4. The waterproof earphone holder according to claim 3, characterized in that: the recesses are respectively formed at both ends of the plastic body and the plastic cover, and the two ends of the earphone holder shell are formed with the aforementioned annular steps, There are two metal sleeves correspondingly provided. 5. The waterproof earphone holder according to claim 2, characterized in that: there are several terminal grooves in the plastic body, and the aforementioned contact terminals are embedded in the corresponding terminal grooves; The height protrudes, and its protruding position maintains a sinking plate height difference from the bottom surface of the earphone holder shell. 6. The waterproof earphone holder according to claim 2, characterized in that: the contact terminals include a microphone terminal, a ground terminal, a right channel terminal, a left channel terminal and a switch terminal; the solder legs of the three contact terminals It is located on the right side, and the welding feet of the other two contact terminals are located on the left side. The welding feet on both sides are arranged one by one, and a vacancy is formed on the left side; a matching welding foot is provided on the aforementioned metal sleeve corresponding to the vacancy. 7. The waterproof earphone holder according to claim 2, characterized in that: the plastic body and the plastic cover are connected by adhesive. 8. The waterproof earphone holder according to claim 2 or 7, characterized in that: the plastic body and the plastic cover are provided with a positioning column and a positioning groove adapted to each other, and the positioning column is embedded in the positioning groove. 9 . The waterproof earphone holder according to claim 1 , wherein a limiting groove is provided on the outside of the front end of the earphone holder housing to facilitate the installation of a waterproof ring, and the aforementioned waterproof ring is embedded in the limiting groove.