CN206225616U - An Improved Audio Connector - Google Patents

Abstract

The utility model belongs to the technical field of the technique of audio connector and specifically relates to indicate a modified audio connector. The plug comprises an insulating body and a plurality of metal terminals, wherein plug-in jacks are formed in the insulating body, a plurality of slots are formed in the metal terminals, the metal terminals comprise welding ends, insertion pieces and elastic arms, the welding ends and the elastic arms are respectively arranged on two sides of the insertion pieces, springs are arranged between the elastic arms and the insertion pieces, abutting portions used for being connected with the plugs are arranged on the elastic arms, three metal convex points are arranged on the abutting portions, the abutting portions extend into the jacks, the welding ends extend out of the insulating body, and clamping blocks used for being connected with the insulating body in a clamped mode are further arranged on the insertion pieces. The spring between the elastic arm and the insertion sheet can prevent the elastic arm from losing effectiveness after long-term use; be provided with three metal bump, can guarantee the stability that plug and metal terminal are connected, stability is strong, long service life.

Description

An Improved Audio Connector

technical field

The utility model relates to the technical field of audio connectors, in particular to an improved audio connector.

Background technique

Connectors are the main adapters for electrical signal transmission in various electronic products. Among them, audio connectors specially provided for audio signal output/input are widely used in various audio-visual products, especially near Over the past few years, with the rapid development of various portable electronic products, such as mobile phones, IPADs, recording pens, notebook computers, etc., various audio connectors are widely used. With the development of industrial production, connectors are becoming more and more useful, and the scope of use is becoming more and more extensive. In order to meet actual needs, various audio connectors have been developed, but some connectors are The reason is that the sensitivity of the abutting part connected between the metal terminal and the plug is reduced, causing the audio connector to fail and damage. At the same time, due to long-term use, the elasticity of the elastic arm of the metal terminal gradually decreases and the stability is poor.

Utility model content

The utility model provides an improved audio connector aiming at the problems of the prior art, which has a simple structure, a reasonable design, is not easy to be damaged, can be used for a long time, and has good stability.

In order to solve the above technical problems, the utility model adopts the following technical solutions:

An improved audio connector provided by the utility model includes an insulating body and a plurality of metal terminals, and the insulating body is provided with jacks for inserting plugs and a plurality of slots for inserting metal terminals. It includes a welding end, a plug-in piece and an elastic arm. The welding end and the elastic arm are respectively arranged on both sides of the plug-in piece. A first spring is arranged between the elastic arm and the plug-in piece. The elastic arm is provided with an abutting portion for connecting with the plug, the abutting portion is provided with three metal bumps, the abutting portion extends into the socket, the welding end extends out of the insulating body, the A clamping block for clamping with the insulating body is also arranged on the plug-in piece.

Wherein, the insulating body is provided with a slot for engaging with the locking block.

Wherein, it also includes a PCB board for connecting with the welding end, and the insulating body is provided with a mounting groove for clamping with the PCB board.

Wherein, the PCB board is provided with welding holes corresponding to the welding ends.

Wherein, the insulating body is provided with a positioning column for assisting the welding and fixing of the PCB board and the welding end, and an insulating sheet for connecting with the positioning column is extended on the PCB, and the insulating sheet is provided with a Snap-in positioning holes.

Wherein, the jack runs through the entire insulating body, the end of the insulating body is provided with a package end cover, and the end of the insulating body is provided with at least two insertion holes, and the package end cover corresponds to the at least two The insertion hole is provided with at least two insertion posts, the insertion posts are inserted into the insertion hole, and the package end cover is detachably fixed to the insulating body.

Wherein, the end of the insertion post is provided with a hemispherical protrusion, and the hemispherical protrusion is connected to the insertion post through a second spring, and the entrance of the insertion hole is provided with a button for matching with the hemispherical protrusion. The first inclined surface, the bottom of the insertion hole is provided with a groove for matching with the hemispherical protrusion, and the second inclined surface for matching with the hemispherical protrusion is arranged in the groove.

Wherein, two sides of the insulating body are extended outward with connecting ears, and the connecting ears and the insulating body are integrally formed.

The beneficial effects of the utility model:

The utility model provides an improved audio connector, the spring between the elastic arm and the plug-in piece can prevent the elastic arm from becoming invalid after long-term use, and ensure that the metal terminal is stably connected to the plug; there are three There are two metal bumps, which can ensure the stability of the connection between the plug and the metal terminal. When one of the metal bumps fails, there are two other metal bumps connected to the plug, which have strong stability and long service life.

Description of drawings

Fig. 1 is a structural schematic diagram of an improved audio connector of the present invention.

Fig. 2 is an exploded view of an improved audio connector of the present invention.

Fig. 3 is a schematic side view of a single metal terminal of the present invention.

Fig. 4 is a structural schematic diagram of the cooperation between the insulating body and the metal terminal of the present invention.

Fig. 5 is a structural schematic diagram of the plug-in column and the plug-in hole of the present invention.

Fig. 6 is a schematic structural diagram of the metal terminal of the present invention.

Reference numerals in FIGS. 1 to 6 include:

1—insulation body 2—connecting ear 3—slot

4—Jack 5—Welding end 6—Plug

7—elastic arm 8—first spring 9—metal bump

10—block 11—slot 12—PCB board

13—Mounting groove 14—Welding hole 15—Positioning post

16—Insulation sheet 17—Positioning hole 19—Encapsulation end cover

20—Insert hole 21—Insert post 22—Hemispherical convex piece

23—second spring 24—first slope 25—groove

26—the second slope.

detailed description

In order to facilitate the understanding of those skilled in the art, the utility model will be further described below in conjunction with the embodiments and accompanying drawings, and the contents mentioned in the implementation modes are not limitations of the utility model. Below in conjunction with accompanying drawing 1-6 the utility model is described in detail.

As shown in Figure 2 and Figure 3, an improved audio connector described in this embodiment includes an insulating body 1 and a plurality of metal terminals, and the insulating body 1 is provided with a jack 4 for plug insertion and metal terminals A plurality of slots 3 are inserted, and the metal terminal includes a welding end 5, a plug piece 6 and an elastic arm 7, and the welding end 5 and the elastic arm 7 are respectively arranged on both sides of the plug piece 6, so A first spring 8 is provided between the elastic arm 7 and the plug-in piece 6; specifically, the first spring 8 between the elastic arm 7 and the plug-in piece 6 can prevent the elastic arm 7 from being used for a long time. After the elastic reduction fails, it ensures that the metal terminal is stably connected to the plug; the elastic arm 7 is provided with an abutment portion for connecting with the plug, and the abutment portion is provided with three metal bumps 9; specifically, there are three The metal bump 9 can ensure the stability of the connection between the plug and the metal terminal. When one of the metal bumps 9 fails, there are two other metal bumps 9 connected to the plug, which have strong stability and long service life; The connecting part extends into the socket 4, and the welding end 5 extends out of the insulating body 1, which is convenient for connecting with electronic products. The plug piece 6 is also provided with a block 10 for clamping with the insulating body 1 to ensure The plug piece 6 is stably plugged into the slot 3 .

In the improved audio connector described in this embodiment, the insulating body 1 is provided with a slot 11 for engaging with the locking block 10 . Specifically, the clamping block 10 is clamped in the clamping slot 11 , so that the metal terminal is inserted into the slot 3 stably.

An improved audio connector described in this embodiment further includes a PCB board 12 for connecting with the soldering end 5 , and the insulating body 1 is provided with a mounting slot 13 for clamping with the PCB board 12 . Specifically, the PCB board 12 is clamped in the installation groove 13 to ensure stable installation and welding of the PCB board 12 .

In the improved audio connector described in this embodiment, the PCB board 12 is provided with a soldering hole 14 corresponding to the soldering end 5 . Specifically, by soldering on the soldering hole 14, the PCB board 12 is connected to the soldering end 5, ensuring a stable connection between the soldering end 5 and the PCB board 12, and at the same time making the positioning of the soldering tin easy and convenient for soldering.

In the improved audio connector described in this embodiment, the insulating body 1 is provided with a positioning column 15 for assisting the welding and fixing of the PCB board 12 and the welding end 5, and the PCB board 12 is extended to be used for positioning. The insulating sheet 16 connected to the post 15 is provided with a positioning hole 17 snapped to the positioning post 15 on the insulating sheet 16 . Specifically, the positioning hole 17 is adapted to the positioning column 15, and the PCB board 12 is welded on the insulating body 1 through the insulating sheet 16 and the positioning column 15, so as to ensure the stability of the connection of the PCB board 12 and the stable use of the audio connector. sex.

In the improved audio connector described in this embodiment, the jack 4 runs through the entire insulating body 1, the end of the insulating body 1 is provided with a package end cover 19, and the end of the insulating body 1 is provided with at least two A socket hole 20, the package end cover 19 is provided with at least two socket posts 21 corresponding to the at least two socket holes 20, the socket posts 21 are inserted into the socket holes 20, the package end The cover 19 is detachably fixed on the insulating body 1 . Specifically, the packaging end cover 19 makes the audio connector have better sealing performance, which can prevent external moisture and impurities from entering the interior of the electronic product through the audio connector, and the electronic product is safer and more reliable in use; 21 cooperates with the socket hole 20 to make the package end cover 19 stably connected to the insulating outer body. When the package end cover 19 needs to be taken off, it can be taken off only by force.

In the improved audio connector described in this embodiment, the end of the insertion post 21 is provided with a hemispherical protrusion 22, and the hemispherical protrusion 22 is connected to the insertion post 21 through a second spring 23, so The entrance of the insertion hole 20 is provided with a first slope 24 for matching with the hemispherical protrusion 22, and the bottom of the insertion hole 20 is provided with a groove 25 for matching with the hemispherical protrusion 22, the groove A second inclined surface 26 for cooperating with the hemispherical protrusion 22 is arranged in the inner portion 25 . Specifically, when the insertion post 21 is inserted into the insertion hole 20, the first inclined surface 24 presses the hemispherical protrusion 22, so that the hemispherical protrusion 22 retracts, and the second spring 23 is compressed; when the insertion post 21 When inserted into the bottom of the socket hole 20, the second spring 23 is stretched, and the hemispherical protrusion 22 is stretched and stuck in the groove 25. When the socket column 21 needs to be pulled out from the socket hole 20, it only needs to be pulled manually. Open the package end cover 19; when the package end cover 19 is pulled by hand, the second slope 26 presses the hemispherical protruding piece 22, so that the second spring 23 is compressed, and the hemispherical protruding piece 22 retracts, thereby facilitating the insertion The column 21 is pulled out from the insertion hole 20 .

In the improved audio connector described in this embodiment, the two sides of the insulating body 1 are extended outwards with connecting ears 2 , and the connecting ears 2 and the insulating body 1 are integrally formed. Specifically, the audio connector can be fixedly connected to the electronic product through the connecting ear 2 to prevent the connector from loosening and falling off. At the same time, the connecting ear 2 and the insulating body 1 are integrally formed, which facilitates industrial production, improves production efficiency, and saves costs.

The above is only a preferred embodiment of the utility model, and does not limit the utility model in any form. Although the utility model is disclosed as above with the preferred embodiment, it is not used to limit the utility model. Anyone who is familiar with the utility model Professional technicians, without departing from the scope of the technical solution of the present utility model, should use the technical content disclosed above to make some changes or modify equivalent embodiments with equivalent changes, but if they do not depart from the technical solution of the present utility model, the The utility model technology refers to any simple modification, equivalent change and modification made to the above embodiments, which all belong to the scope of the utility model technical solution.

Claims (8)

1. An improved audio connector, characterized in that: it includes an insulating body and a plurality of metal terminals, the insulating body is provided with a jack for inserting a plug and a plurality of slots for inserting metal terminals, the metal The terminal includes a welding end, an insertion piece and an elastic arm, the welding end and the elastic arm are respectively arranged on both sides of the insertion piece, and a first spring is arranged between the elastic arm and the insertion piece, The elastic arm is provided with an abutting portion for connecting with the plug, the abutting portion is provided with three metal bumps, the abutting portion extends into the socket, and the welding end extends out of the insulating body, so A clamping block for clamping with the insulating body is also arranged on the above-mentioned plug-in piece. 2. The improved audio connector according to claim 1, characterized in that: the insulating body is provided with a slot for engaging with the locking block. 3 . The improved audio connector according to claim 1 , further comprising a PCB board for connecting with the soldering end, and the insulating body is provided with a mounting groove for clamping with the PCB board. 4 . 4. An improved audio connector according to claim 3, characterized in that: said PCB board is provided with a soldering hole corresponding to said soldering end. 5. An improved audio connector according to claim 3, characterized in that: the insulating body is provided with a positioning column for assisting the soldering and fixing of the PCB board and the welding end, and the PCB board is extended with a positioning column for An insulating sheet connected to the positioning column, the insulating sheet is provided with a positioning hole snapped into the positioning column. 6. An improved audio connector according to claim 1, characterized in that: the jack runs through the entire insulating body, the end of the insulating body is provided with a packaging end cover, and the end of the insulating body is provided with At least two insertion holes, the package end cover is provided with at least two insertion posts corresponding to the at least two insertion holes, the insertion posts are inserted into the insertion holes, and the package end cover is detachably fixed in the insulating body. 7. An improved audio connector according to claim 6, characterized in that: the end of the insertion post is provided with a hemispherical protrusion, and the hemispherical protrusion is connected to the insertion post through a second spring , the entrance of the insertion hole is provided with a first slope for matching with the hemispherical protrusion, the bottom of the insertion hole is provided with a groove for matching with the hemispherical protrusion, and the groove is provided with a groove for A second bevel that cooperates with the hemispherical protrusion. 8. An improved audio connector according to claim 1, characterized in that: two sides of the insulating body extend outwards with connecting ears, and the connecting ears and the insulating body are integrally formed.