CN107611648B - Audio connector - Google Patents
Audio connector Download PDFInfo
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- CN107611648B CN107611648B CN201710636045.1A CN201710636045A CN107611648B CN 107611648 B CN107611648 B CN 107611648B CN 201710636045 A CN201710636045 A CN 201710636045A CN 107611648 B CN107611648 B CN 107611648B
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- terminal
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- accommodating cavity
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Abstract
The invention discloses an audio connector, comprising: the plug connector comprises an insulating body, a plurality of conductive terminals fixedly held on the insulating body and a cover plate positioned on the front side of the insulating body, wherein the insulating body is provided with a containing cavity for inserting a plug, and the containing cavity is provided with an inserting hole positioned on the front side; the cover plate is provided with a rotating plate covering the front side of the insertion hole of the accommodating cavity and a rotating terminal fixedly held on the rotating plate, when the rotating plate is in a closed position, the rotating plate can cover the accommodating cavity of the insulating body, when the cover plate is rotated to be opened, the rotating plate and the rotating terminal are far away from the accommodating cavity, the plug is inserted into the accommodating cavity, and the rotating terminal and the plug are mutually abutted. Compared with the existing connector, the audio connector provided by the invention has the advantages that dust is prevented from entering the accommodating cavity, and when the audio connector is used, the rotary terminal can be in contact with the plug, so that signal transmission is realized, the space occupied by the terminal on the audio connector is reduced, and miniaturization is realized.
Description
Technical Field
The present invention relates to audio connectors, and particularly to an audio connector for voice transmission.
Background
Audio connectors are an essential connection for media audio transmission in the field of electronic products. Please refer to chinese patent No. 102148458 issued on 27/5/2015, which discloses an audio connector having an insulating body, five kinds of conductive terminals mounted on the insulating body, and a cover body matching with the insulating body, wherein the insulating body is provided with a plurality of receiving slots and receiving cavities for receiving the conductive terminals, the receiving cavities are provided with front end sockets exposed to the outside to receive plugs, the receiving slots are communicated with the receiving cavities, the conductive terminals are mounted in the receiving slots upward from the lower surface, the conductive terminals are provided with contact portions protruding into the receiving cavities to be in butt joint with the plugs, and welding portions extending outward beyond the lower surface, and the welding portions extend outward beyond the cover body to be welded with a circuit board.
The audio connector needs to design a plurality of conductive terminals for transmitting high-frequency signals of an electronic product, such as a pair of conductive terminals for transmitting left and right sound channels, so as to provide power for the audio connector and prevent interference of external signals, and the audio connector also has a power supply terminal and a grounding terminal.
In addition, please refer to chinese patent No. 102868042 published in 2013, 1, 9, which discloses a dustproof audio connector, wherein a dustproof cover is inserted at an insertion port of the connector to prevent dust from entering into the insertion space, but when a user reuses the connector, the dustproof cover is removed from the connector and lost.
In view of the above-mentioned deficiencies of the prior art, there is a real need for an improved audio connector.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: provided is a miniaturized and dustproof audio connector.
In order to solve the technical problem, the technical scheme of the invention is as follows: an audio connector for mounting on a circuit board for plugging, the audio connector comprising: the plug connector comprises an insulating body, a plurality of conductive terminals fixed on the insulating body and a cover plate positioned on the front side of the insulating body, wherein the insulating body is provided with an accommodating cavity for inserting a plug, the accommodating cavity is provided with an inserting hole positioned on the front side, and the conductive terminals are provided with a fixing part fixed on the insulating body, a contact part protruding towards the accommodating cavity side and a welding part extending out of the insulating body; the cover plate is provided with a rotating plate covering the front side of the insertion opening of the accommodating cavity and a rotating terminal fixedly held on the rotating plate, when the rotating plate is in a closed position, the rotating plate can cover the accommodating cavity of the insulating body, when the cover plate is rotated to be opened, the rotating plate and the rotating terminal are far away from the accommodating cavity, the plug is inserted into the accommodating cavity, and the rotating terminal is abutted to the plug.
The invention is further improved as follows: the cover plate is provided with a support plate positioned on the front side of the insertion hole of the insulating body and a rotating shaft for connecting the support plate and the cover plate, the rotating plate is provided with a shaft hole for accommodating the rotating shaft, two ends of the rotating shaft are positioned on the support plate, the rotating plate rotates by taking the rotating shaft as a pivot center, and the support plate is provided with a groove for accommodating the rotating plate and communicating with the accommodating cavity.
The invention is further improved as follows: the supporting plate is provided with a positioning groove, and two ends of the rotating shaft are clamped in the positioning groove.
The invention is further improved as follows: the rotary terminal is provided with a fixing plate fixed on the rotary plate, a contact protruding from one end of the fixing plate and a connecting part protruding from the other end of the fixing plate, and the contact is contacted with the plug.
The invention is further improved as follows: the fixing plate of the rotary terminal is provided with a through hole, and the rotary plate is provided with a lug clamped in the through hole.
The invention is further improved as follows: when the rotating plate is rotated to be opened, the connecting part is electrically connected with the contact point of the circuit board.
The invention is further improved as follows: the conductive terminal comprises a first terminal, a second terminal, a third terminal and a fourth terminal, wherein the first terminal is provided with a first fixing part fixed on the insulating body, a first contact part protruding into the accommodating cavity from the first fixing part and a first welding part extending out of the insulating body; the second terminal is provided with a second fixing part fixed on the insulating body, a second contact part protruding into the accommodating cavity from the second fixing part and a second welding part extending out of the insulating body; the third terminal has a third fixing part fixed on the insulating body, a third contact part protruding into the accommodating cavity from the third fixing part and a third welding part extending out of the insulating body, and the fourth terminal has a fourth fixing part fixed on the insulating body, a fourth contact part protruding towards the accommodating cavity from the fourth fixing part and a fourth welding part extending out of the insulating body.
The invention is further improved as follows: the fourth contact part protrudes out of the insertion opening and is positioned outside the insulation body so as to be abutted against the plug.
The invention is further improved as follows: the first and second terminals are located at the rear side of the accommodating cavity far away from the insertion opening, and the first and second contact parts extend backwards from the front sides of the first and second holding parts respectively.
The invention is further improved as follows: the third terminal is adjacent to the insertion opening side, the third contact part extends downwards from the upper side of the third fixing part, the fourth terminal is provided with an elastic arm connected with the fourth fixing part, the elastic arm extends out towards the insertion opening, and the fourth contact part is positioned at the tail end of the elastic arm.
Compared with the prior art, the invention has at least the following beneficial effects: the cover plate is provided with the rotating plate covering the front side of the insertion opening of the accommodating cavity and the rotating terminal fixedly arranged on the rotating plate, when the rotating plate is in a closed position, the rotating plate can cover the accommodating cavity of the insulating body, when the cover plate is rotated to be opened, the rotating plate and the rotating terminal are far away from the accommodating cavity, the plug is inserted into the accommodating cavity, and the rotating terminal and the plug are mutually abutted; compared with the existing connector, the audio connector provided by the invention has the advantages that dust is prevented from entering the accommodating cavity, and when the audio connector is used, the rotary terminal can be in contact with a plug, so that signal transmission is realized, the space occupied by the terminal in the audio connector is reduced, and the miniaturization is realized.
Drawings
Fig. 1 is a perspective view of an audio connector of the present invention;
FIG. 2 is a schematic view of the cover shown in FIG. 1 in an open state;
FIG. 3 is an exploded perspective view of FIG. 1;
FIG. 4 is another perspective view of the cover plate of FIG. 1;
fig. 5 is a perspective view of the combination of the insulative housing and the conductive terminals shown in fig. 1;
FIG. 6 is a schematic view of the plug of FIG. 1 inserted into an audio connector;
fig. 7 is a schematic view of the circuit board shown in fig. 6 mounted at another angle.
Detailed Description
The invention is further described below with reference to the figures and examples.
As shown in fig. 1, 2 and 7, an audio connector 100 according to the present invention is mounted on a circuit board 300 for plugging a plug 200, and includes: the connector comprises an insulating body 1, a plurality of conductive terminals 2 fixed on the insulating body and a cover plate 3 positioned on the insulating body, wherein the cover plate rotates relative to the insulating body 1.
Referring to fig. 3 to 7, the insulating housing 1 has a receiving cavity 11 for inserting the plug 200 and a plurality of receiving slots 12 communicating with the receiving cavity 11, the receiving cavity 11 has an insertion opening 13 located at the front side, the conductive terminal 2 is received in the receiving slot 12 and has a holding portion held on the insulating housing, a contact portion protruding toward the receiving cavity, and a welding portion extending out of the insulating housing.
In the present embodiment, the conductive terminal 2 includes a first terminal 21, a second terminal 22, a third terminal 23, and a fourth terminal 24 in a receiving slot for receiving the insulating housing, the first terminal 21 has a first holding portion 210 fixed on the insulating housing 1, a first contact portion 211 protruding into the receiving cavity 11 from the first holding portion, and a first soldering portion 212 extending out of the insulating housing 1; the second terminal 22 has a second holding portion 220 held in the insulative housing 1, a second contact portion 221 protruding from the second holding portion into the receiving cavity 11, and a second soldering portion 222 extending out of the insulative housing; the third terminal 23 has a third fixing portion 230 fixed on the insulating body, a third contact portion 231 protruding into the receiving cavity from the third fixing portion, and a third welding portion 232 extending out of the insulating body, and the fourth terminal 24 has a fourth fixing portion 240 fixed on the insulating body, a fourth contact portion 241 protruding from the fourth fixing portion toward the receiving cavity, and a fourth welding portion 242 extending out of the insulating body.
The fourth contact portion 241 protrudes out of the insertion opening 13, is located outside the insulating body 1, and is abutted against the plug, so that the space occupied by the conductive terminal 2 in the insulating body 1 is reduced, the length of the audio connector is shortened, and miniaturization is realized. The fourth terminal 24 has an elastic arm 243 connected to the fourth holding portion 240, the elastic arm extends out toward the insertion opening 13, and the fourth contact portion 241 is located at the end of the elastic arm 243 and electrically connected to the plug.
The first and second terminals 21, 22 are located at the rear side of the accommodating cavity 11 and far away from the insertion opening 13, the first terminal 21 is used for detecting whether the plug is inserted, the second terminal 22 is used for realizing a terminal for left and right sound channel signal transmission, and the first and second contact portions 211, 221 respectively extend backwards from the front sides of the first and second holding portions 210, 220 to increase the elasticity of the contact portions, and realize reliable contact with the plug. The third contact portion 231 of the third terminal 23 extends downward from the upper side of the third holding portion 230, which increases the contact reliability of the connector and facilitates the reduction of the size of the connector, and the third terminal 23 is used for another terminal for realizing left and right channel signal transmission.
The cover plate 3 has a supporting plate 31 located at the front side of the insulating body 1, a rotating plate 32 covering the insertion opening 13 of the accommodating cavity 11, a rotating shaft 33 connecting the supporting plate 31 and the cover plate 32, and a rotating terminal 34 fixed on the rotating plate, the supporting plate 31 has a groove 310 for accommodating the rotating plate 32 and communicating with the accommodating cavity 11, and a positioning slot 311 for accommodating the rotating shaft 33, the rotating plate 32 is in a tennis racket shape, one end of the rotating plate is provided with a shaft hole 320 for accommodating the rotating shaft 33, and two ends of the rotating shaft are clamped in the positioning slot 311 of the supporting plate to fix the rotating plate 32 and the rotating terminal 34 on the supporting plate, and the rotating plate rotates with the rotating shaft 33 as a pivot center.
The rotary terminal 34 has a holding plate 340 held on the rotary plate 32, a contact 341 protruding from one end of the holding plate, and a connecting portion 342 protruding from the other end, the contact is in contact with the plug, the holding plate 340 of the rotary terminal 34 has a through hole 343, and the rotary plate 32 has a protrusion 320 held in the through hole 343 to hold the rotary terminal 34 on the rotary plate 32.
In the initial position, i.e. when the audio connector is not in use, the rotating plate 32 is located in the recess 310 of the supporting plate 31, so as to prevent dust from entering the accommodating cavity; when the cover plate 31 is rotated to open, that is, the rotating plate 32 rotates around the rotating shaft 33 as a pivot center, the rotating plate 32 and the rotating terminal 34 are far away from the insertion opening 13 of the accommodating cavity 11, the plug is inserted into the accommodating cavity 11, the rotating terminal 34 and the plug are abutted against each other to realize a grounding function, and the connecting portion 342 of the rotating terminal 34 and the contact point 301 of the circuit board 300 are electrically connected with each other.
The cover plate 3 of the present invention has a rotating plate 32 covering the front side of the insertion opening 13 of the receiving cavity 11 and a rotating terminal 34 fixed on the rotating plate, when the rotating plate 32 is at the closed position, the rotating plate 32 can cover the receiving cavity 11 of the insulating body 1, when the cover plate 32 is rotated to be opened, the rotating plate 32 and the rotating terminal 34 are far away from the receiving cavity 11, the plug is inserted into the receiving cavity 11, the rotating terminal 34 and the plug 200 are mutually abutted, and simultaneously, the connecting part 342 of the rotating terminal 34 and the contact point 301 of the circuit board 300 are mutually electrically connected. Compared with the existing connector, the audio connector of the invention not only prevents dust from entering the accommodating cavity 11, but also can contact with the plug when in use, thereby realizing signal transmission, reducing the space occupied by the terminal in the audio connector and realizing miniaturization.
Of course, the supporting plate may also be an electronic product housing, facilitating the grounding of the rotary terminal 34. Or the rotating plate 32 can also be directly pivoted on the insulating body 1 without using the supporting plate 31 as an adapter element, and the rotating plate is supported on the supporting plate 31, so that the connector is conveniently manufactured into a module, and the assembly and the transportation are convenient.
The connection portion 342 of the rotary terminal 34 does not need to be directly connected to the contact point 301 of the circuit board 300, and can be brought into contact with an element such as a housing by the connection portion 342, thereby achieving a linear grounding effect.
The present invention is not limited to the above-described embodiments, and those skilled in the art will be able to make various modifications without creative efforts from the above-described conception, and fall within the scope of the present invention.
Claims (9)
1. An audio connector for mounting on a circuit board for plugging, the audio connector comprising: the plug connector comprises an insulating body, a plurality of conductive terminals fixedly held on the insulating body and a cover plate positioned on the front side of the insulating body, wherein the insulating body is provided with an accommodating cavity for inserting a plug, the accommodating cavity is provided with an inserting hole positioned on the front side, and the conductive terminals are provided with a fixing part fixedly held on the insulating body, a contact part protruding towards the accommodating cavity side and a welding part extending out of the insulating body; the method is characterized in that: the cover plate is provided with a rotating plate covering the front side of the insertion opening of the accommodating cavity and a rotating terminal fixedly arranged on the rotating plate, the rotating terminal is provided with a fixedly-fixing plate fixedly arranged on the rotating plate, a contact protruding from one end of the fixedly-fixing plate and a connecting part protruding from the other end of the fixedly-fixing plate, and the contact is contacted with the plug; when the rotating plate is in a closed position, the rotating plate can cover the accommodating cavity of the insulating body, when the cover plate is rotated to be opened, the rotating plate and the rotating terminal are far away from the accommodating cavity, the plug is inserted into the accommodating cavity, and the rotating terminal and the plug are mutually abutted.
2. The audio connector of claim 1, wherein: the cover plate is provided with a supporting plate positioned on the front side of the inserting opening of the insulating body and a rotating shaft for connecting the supporting plate and the cover plate, the rotating plate is provided with a shaft hole for accommodating the rotating shaft, two ends of the rotating shaft are positioned on the supporting plate, the rotating plate rotates by taking the rotating shaft as a pivot center, and the supporting plate is provided with a groove for accommodating the rotating plate and communicated with the accommodating cavity.
3. The audio connector of claim 2, wherein: the supporting plate is provided with a positioning groove, and two ends of the rotating shaft are clamped in the positioning groove.
4. The audio connector of claim 1, wherein: the fixing plate of the rotary terminal is provided with a through hole, and the rotary plate is provided with a lug clamped in the through hole.
5. The audio connector of claim 1, wherein: when the rotating plate is rotated to be opened, the connecting part is electrically connected with the contact point of the circuit board.
6. The audio connector of any of claims 1-5, wherein: the conductive terminal comprises a first terminal, a second terminal, a third terminal and a fourth terminal, wherein the first terminal is provided with a first fixing part fixedly held on the insulating body, a first contact part protruding into the accommodating cavity from the first fixing part and a first welding part extending out of the insulating body; the second terminal is provided with a second fixing part fixed on the insulating body, a second contact part protruding into the accommodating cavity from the second fixing part and a second welding part extending out of the insulating body; the third terminal has a third fixing part fixed on the insulating body, a third contact part protruding into the accommodating cavity from the third fixing part and a third welding part extending out of the insulating body, and the fourth terminal has a fourth fixing part fixed on the insulating body, a fourth contact part protruding towards the accommodating cavity from the fourth fixing part and a fourth welding part extending out of the insulating body.
7. The audio connector of claim 6, wherein: the fourth contact part protrudes out of the insertion opening and is positioned outside the insulation body so as to be abutted against the plug.
8. The audio connector of claim 6, wherein: the first and second terminals are located at the rear side of the accommodating cavity far away from the insertion opening, and the first and second contact parts extend backwards from the front sides of the first and second holding parts respectively.
9. The audio connector of claim 6, wherein: the third terminal is adjacent to the insertion opening side, the third contact part extends downwards from the upper side of the third fixing part, the fourth terminal is provided with an elastic arm connected with the fourth fixing part, the elastic arm extends out towards the insertion opening, and the fourth contact part is positioned at the tail end of the elastic arm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710636045.1A CN107611648B (en) | 2017-07-28 | 2017-07-28 | Audio connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710636045.1A CN107611648B (en) | 2017-07-28 | 2017-07-28 | Audio connector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107611648A CN107611648A (en) | 2018-01-19 |
| CN107611648B true CN107611648B (en) | 2023-01-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710636045.1A Active CN107611648B (en) | 2017-07-28 | 2017-07-28 | Audio connector |
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| Country | Link |
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| CN (1) | CN107611648B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2452163Y (en) * | 2000-11-16 | 2001-10-03 | 富士康(昆山)电脑接插件有限公司 | Socket electric connector |
| CN2549622Y (en) * | 2002-06-04 | 2003-05-07 | 台捷电子股份有限公司 | Electric connector |
| CN2821914Y (en) * | 2005-07-02 | 2006-09-27 | 富士康(昆山)电脑接插件有限公司 | Cable connector module |
| CN2891360Y (en) * | 2006-04-07 | 2007-04-18 | 富港电子（东莞）有限公司 | Socket connector with dustproof structure |
| CN203218574U (en) * | 2013-02-22 | 2013-09-25 | 庆陞工业股份有限公司 | Dustproof cover structure of network connector |
| CN105655795A (en) * | 2014-11-11 | 2016-06-08 | 富士康(昆山)电脑接插件有限公司 | Electrical connector combination |
| CN206976642U (en) * | 2017-07-28 | 2018-02-06 | 启东乾朔电子有限公司 | Audio connector |
-
2017
- 2017-07-28 CN CN201710636045.1A patent/CN107611648B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2452163Y (en) * | 2000-11-16 | 2001-10-03 | 富士康(昆山)电脑接插件有限公司 | Socket electric connector |
| CN2549622Y (en) * | 2002-06-04 | 2003-05-07 | 台捷电子股份有限公司 | Electric connector |
| CN2821914Y (en) * | 2005-07-02 | 2006-09-27 | 富士康(昆山)电脑接插件有限公司 | Cable connector module |
| CN2891360Y (en) * | 2006-04-07 | 2007-04-18 | 富港电子（东莞）有限公司 | Socket connector with dustproof structure |
| CN203218574U (en) * | 2013-02-22 | 2013-09-25 | 庆陞工业股份有限公司 | Dustproof cover structure of network connector |
| CN105655795A (en) * | 2014-11-11 | 2016-06-08 | 富士康(昆山)电脑接插件有限公司 | Electrical connector combination |
| CN206976642U (en) * | 2017-07-28 | 2018-02-06 | 启东乾朔电子有限公司 | Audio connector |
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| Publication number | Publication date |
|---|---|
| CN107611648A (en) | 2018-01-19 |
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