CN201725910U - audio socket - Google Patents

Abstract

The utility model discloses an audio socket, including an insulator, a plurality of connecting terminal, a waterproof cover body and a fixed casing. The insulating body is provided with a plug interface and a plurality of terminal grooves communicated with the plug interface; the connecting terminals are inserted into the terminal grooves on the insulating body and comprise abutting parts extending out of the insulating body; the waterproof sleeve body is coated on the insulating body and is made of elastic materials, and an annular convex edge extending out of one end face of the insulating body is arranged on the waterproof sleeve body; the fixed shell is arranged on the outer side of the waterproof sleeve body, and a plurality of hooking parts are arranged on the fixed shell. The utility model discloses the audio socket tightly colludes by the portion of holding that colludes on the fixed casing and holds the circuit board, tightly extrudees on a circuit board terminal surface by the chimb on the waterproof cover body for zero clearance between audio socket and the circuit board, thereby realize waterproof function.

Description

audio socket

technical field

The utility model relates to a connector, in particular to an audio socket with waterproof function.

Background technique

With the continuous advancement of technology, audio sockets are widely used in electronic products such as mobile phones and digital cameras.

Generally, the existing audio socket includes an insulating body and a number of contact terminals fixed on the insulating body. A pair of interfaces are provided on the insulating body. The contact terminal has a welding part extending out of the insulating body. The welding part is used for welding to the circuit board. .

However, the existing audio jacks are not designed to be waterproof. Moisture or moisture can enter the electronic product from the interface of the insulating body, thereby corroding the circuit and other electronic components, resulting in poor working quality or failure of the electronic product.

Utility model content

The main purpose of the utility model is to provide an audio socket that can prevent moisture from entering the electronic product in order to solve the defects of the above-mentioned prior art.

To achieve the above purpose, the audio socket of the present invention includes an insulating body, a plurality of connecting terminals, a waterproof sleeve and a fixed housing. The insulating body is provided with a socket and several terminal grooves communicating with the socket; several connecting terminals are inserted into the terminal grooves on the insulating body, and the connecting terminals include a base, a contact portion extending from the base, and a The abutment part outside the insulating body; the waterproof casing is covered on the insulating body, the waterproof casing is made of elastic material, and the waterproof casing is provided with a ring-shaped flange protruding from one end surface of the insulating body; the fixed casing Installed on the outside of the waterproof casing, the fixed casing is provided with several hooking parts.

The outer side of the insulating body is provided with grooves; the fixed housing is provided with several card interfaces; the waterproof sleeve is made of silica gel, and the inner side of the waterproof sleeve is provided with a waterproof protruding ring, which is held and accommodated in the insulating In the groove of the main body, a plurality of clamping blocks protrude from the outer side of the waterproof sleeve, and the clamping blocks are clamped on the card interface.

A guiding slope is provided on the hooking portion of the fixed housing.

From the above, the audio socket of the utility model is coated with a waterproof casing outside the insulating body, and a fixed casing is added outside the waterproof casing, and the circuit board is tightly hooked by the hooking part on the fixed casing. The convex edge on the waterproof sleeve body is tightly pressed against one end surface of the circuit board, so that there is zero gap between the audio socket and the circuit board, thereby realizing the waterproof function.

Description of drawings

Fig. 1 is a three-dimensional exploded view of an embodiment of the audio jack of the present invention.

Fig. 2 is a perspective view of the audio jack shown in Fig. 1 welded on a circuit board.

The reference signs in the figure are explained as follows:

Audio socket 100 insulation body 1

Socket 11 Terminal Slot 12

Groove 13 Connecting terminal 2

Base 21 Contact 22

Abutting part 23 Waterproof casing 3

Waterproof convex ring 31 Clamping block 32

Raised edge 33 Fixed housing 4

Card interface 41 Hook part 42

Guide slope 421 circuit board 5

opening 51

Detailed ways

In order to illustrate the technical content, structural features and the purpose and effect of the utility model in detail, the following will be described in detail in conjunction with the embodiments and accompanying drawings.

Please refer to FIG. 1 , the audio socket 100 of the present invention includes an insulating body 1 , a plurality of connecting terminals 2 , a waterproof casing 3 and a fixed casing 4 .

Please continue to refer to Figure 1. The insulating body 1 is roughly in the shape of a cuboid. The insulating body 1 is provided with a socket 11. The insulating body 1 is also provided with a number of terminal grooves 12 communicating with the socket 11. The outer side of the insulating body 1 is provided with grooves. 13.

A plurality of connecting terminals 2 are inserted into the terminal groove 12 on the insulating body 1, and each connecting terminal 2 includes a base portion 21, a contact portion 22 extending from the base portion 21, and an abutment extending out of the insulating body 1 Part 23 , the abutment part 23 is used for soldering to the circuit board 5 .

The waterproof cover body 3 is made of elastic material with waterproof function. In the specific embodiment of the utility model, it is made of elastic silica gel. The waterproof cover body 3 is covered on the insulating body 1, and the inner side of the waterproof cover body 1 A waterproof protruding ring 31 is provided, and the waterproof protruding ring 31 is clamped and accommodated in the groove 13 of the insulating body 1 to achieve a better airtight effect and waterproof effect. There are a number of clamping blocks 32 protruding from the outer side of the waterproof sleeve body 3, and the waterproof sleeve The body 3 is provided with an annular flange 33 protruding from one end surface of the insulating body 1 .

The fixed housing 4 is installed on the outside of the waterproof casing 3, and the fixed housing 4 is provided with a plurality of hooking parts 42, and the fixed housing 4 is provided with a plurality of card interfaces 41, and each card interface 41 corresponds to a clamping block respectively 32 , the clamping block 32 is clamped on the card interface 41 , and the hooking portion 42 of the fixed housing 4 is provided with a guiding slope 421 .

A plurality of openings 51 are defined on the circuit board 5 , and each opening 51 corresponds to a hooking portion 42 on the fixed housing 4 .

Please refer to Fig. 1 and Fig. 2. When assembling the audio socket 100 of the present invention, the connecting terminal 2 is first inserted into the terminal groove 12 on the insulating body 1, and then the waterproof cover 3 is covered on the insulating body 1. Then install the fixed housing 4 on the outside of the waterproof casing 3, and finally pass the hooking portion 42 through the opening 51 of the circuit board 5 under the guidance of the guide slope 421 on the hooking portion 42 of the fixing housing 4 And hold the circuit board 5 tightly, the flange 33 on the waterproof cover body 3 on the audio socket 100 is tightly squeezed on one end surface of the circuit board 5, so that there is zero gap between the audio socket 100 and the circuit board 5, Realize waterproof function.

As mentioned above, the audio socket 100 of the present invention covers a waterproof casing 3 outside the insulating body 1, and a fixed casing 4 is added outside the waterproof casing 3, and is tightened by the hooking part 42 on the fixed casing 4. The circuit board 5 is tightly hooked, and the convex edge 33 on the waterproof casing 3 is tightly squeezed on one end surface of the circuit board 5, so that there is zero gap between the audio socket 100 and the circuit board 5, thereby realizing the waterproof function.

Claims (3)

1. An audio socket, comprising an insulating body and a plurality of connecting terminals, the insulating body is provided with a plug interface and is provided with a plurality of terminal slots communicating with the plug interface, and the plurality of connecting terminals are respectively inserted in a terminal slot on the insulating body, The connection terminal includes an abutting portion extending out of the insulating body; the feature is that: the audio socket also includes a waterproof casing and a fixed casing, the waterproof casing is covered on the insulating body, and the waterproof casing is made of elastic material The waterproof casing is provided with an annular flange protruding from one end surface of the insulating body, the fixed casing is installed outside the waterproof casing, and a plurality of hooking parts are provided on the fixed casing. 2. The audio socket according to claim 1, characterized in that: grooves are provided on the outside of the insulating body; several card interfaces are provided on the fixed housing; the waterproof sleeve is made of silica gel, and the waterproof sleeve The inner side of the body is provided with a waterproof protruding ring, and the waterproof protruding ring is clamped and accommodated in the groove of the insulating body. There are a number of clamping blocks protruding from the outer side of the waterproof sleeve, and the clamping blocks are clamped on the card interface. 3. The audio socket according to claim 1, wherein a guiding slope is provided on the hooking portion of the fixed housing.

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