CN209675532U - audio connector - Google Patents

Abstract

The utility model provides a kind of audio connector, and it includes insulation cylinder and multiple weldments.Two ends of insulation cylinder are respectively formed inserting section and welding section, the first terminal being separated from each other is embedded in insulation cylinder, Second terminal, third terminal, forth terminal and the 5th terminal, a part of first terminal forms the convex termination electrode for being exposed at inserting section end, Second terminal, a part of third terminal is respectively formed a pair of of the half-ring electrodes exposed in inserting section side, forth terminal, a part of 5th terminal is respectively formed a pair of of the ring electrode exposed in inserting section side, first, second, third, 4th, 5th terminal extends respectively to welding section and forms the multiple junctions exposed in welding section surface.Weldment corresponds to junction, and each weldment extends to form leg comprising the side outer rim of socket ring and socket ring, and each ring that is socketed is socketed corresponding each junction respectively.The utility model can be directly welded on circuit board in an automated manner.

Description

audio connector

technical field

The utility model relates to an audio frequency connector, in particular to a five-stage audio frequency connector with welding legs.

Background technique

Referring to Fig. 1, the existing audio connector generally includes an insulating column 50 and a plurality of terminals 10/20/30/40 embedded in the insulating column 50, and each terminal 10/20/30/40 respectively faces the insulating column 50. The two ends of the insulating post 50 are extended to form the butt joint 11/21/31/41 exposed at one end of the insulating post 50 and the welding part 12/22/32/42 exposed at the other end of the insulating post 50 . Generally speaking, one of the butt joints 11 protrudes from one end of the insulating post 50, and the other butt joints 21/31/41 are annular and arranged at intervals along the axial direction of the insulating post 50; one of the welding parts 12 protrudes At the other end of the insulating post 50 , the remaining welding portions 22 / 32 / 42 are annular and arranged at intervals along the axial direction of the insulating post 50 . The length of the insulating column 50 is a standard fixed size and cannot be changed. In a limited space, each docking part 11/21/31/41 must be equipped with a sufficient contact width along the axial direction of the insulating column 50 to ensure the quality of the internal transmission signal , so the general audio connector can only be configured with a maximum of three ring-shaped docking parts 21/31/41 and is a four-step audio connector. If you want to increase the transmission of different signals, the existing terminals 10/20/30/40 The number is no longer sufficient. Moreover, each welding part 12/22/32/42 needs to weld wires 61/62/63/64 respectively to electrically connect the circuit of the device it is provided with, so it cannot be directly welded on the circuit board automatically.

In view of this, the present utility model aims at the above-mentioned prior art, specially concentrates on research and cooperates with the application of theories, tries to solve the above-mentioned problems, which becomes the improved goal of the present utility model.

Utility model content

The purpose of the utility model is to provide a five-step audio connector with welding legs.

In order to achieve the above purpose, the utility model provides an audio connector, which includes an insulating cylinder and a plurality of welding parts. The two ends of the insulating cylinder respectively form a plug-in section and a welding section, and the insulating cylinder is embedded with a first terminal, a second terminal, a third terminal, a fourth terminal and a fifth terminal which are separated from each other, and a part of the first terminal forms a convex For the terminal electrodes exposed at the end of the plug-in section, a part of the second terminal and a part of the third terminal respectively form a pair of half-ring electrodes exposed on the side of the plug-in section, and a part of the fourth terminal and a part of the fifth terminal respectively form a pair of exposed electrodes. A pair of ring electrodes on the side of the plug-in section, the pair of half-ring electrodes are respectively arranged on two opposite sides of the plug-in section, the first terminal, the second terminal, the third terminal, the fourth terminal and the fifth terminal respectively extend to the welding segment to form a plurality of leading parts exposed on the surface of the welding segment. The welded pieces correspond to the leading portions, each welded piece includes a sleeve ring, and one side of the sleeve ring extends to form a welding leg, and each sleeve ring is respectively sleeved on the corresponding leading portion.

In the audio connector of the present invention, the fifth terminal is arranged in the middle section of the insulating cylinder. The fifth terminal protrudes from the outer surface of the insulating cylinder to form a retaining wall separating the plug-in section and the welding section.

In the audio connector of the present invention, a plurality of steps are formed on the welding section, and the corresponding conducting parts are respectively exposed on the side surfaces of each step. The steps taper towards the end of the weld segment. The first terminal forms a leading portion protruding axially from the end of the welding section. The sleeve ring of one of the welding parts is sleeved on the leading portion of the first terminal. Both the conducting portion of the second terminal and the conducting portion of the third terminal are semi-circular. The conducting portion of the second terminal and the conducting portion of the third terminal are respectively arranged on two opposite sides of the welding section. Both the conducting portion of the fourth terminal and the conducting portion of the fifth terminal are ring-shaped.

In the audio connector of the present invention, the pair of half ring electrodes are arranged between the pair of ring electrodes.

In the audio connector of the present invention, the structure of the semi-ring electrode can add terminals to increase the channel for transmitting increased signals without changing the length of the existing insulating cylinder. And it can be positioned on the circuit board by inserting the welding pin of the welding piece, so it can be directly welded on the circuit board in an automated manner.

The utility model will be described in detail below in conjunction with the accompanying drawings and specific embodiments, but not as a limitation of the utility model.

Description of drawings

FIG. 1 is a schematic diagram of an existing audio connector.

FIG. 2 is a three-dimensional exploded view of the audio connector in a preferred embodiment of the present invention.

FIG. 3 is a three-dimensional schematic diagram of an audio connector according to a preferred embodiment of the present invention.

Fig. 4 is a vertical longitudinal sectional view of the audio connector in a preferred embodiment of the present invention.

Fig. 5 is a schematic diagram of the arrangement of the audio connector according to the preferred embodiment of the present invention.

Among them, reference signs:

10/20/30/40 terminals

11/21/31/41 Dock

12/22/32/42 welding part

50 insulating posts

61/62/63/64 wire

100 insulating cylinder

110 plug-in section

120 welding section

121/122/123/124 steps

210 First terminal

211 terminal electrode

212 Leading part

220 Second terminal

221 half ring electrode

222 lead part

230 Third terminal

231 half ring electrode

232 Leading part

240 Fourth terminal

241 ring electrode

242 lead part

250 Fifth terminal

251 ring electrode

252 lead part

253 retaining wall

310/320/330/340/350 weldments

311/321/331/341/351 Sleeve Ring

312/322/332/342/352 Solder Legs

400 circuit board

Detailed ways

Referring to FIG. 2 to FIG. 4 , a preferred embodiment of the present invention provides an audio connector, which includes an insulating cylinder 100 and a plurality of welding parts 310/320/330/340/350. The two ends of the insulating cylinder 100 respectively form a plug-in section 110 and a welding section 120. The insulating cylinder 100 is embedded with a first terminal 210, a second terminal 220, and a The third terminal 230 , a fourth terminal 240 and a fifth terminal 250 .

The first terminal 210 is preferably a rod made of metal, and one end of the first terminal 210 protrudes from the end of the plug-in section 110 along the axial direction of the insulating cylinder 100 to form an end electrode 211 . The second terminal 220 and the third terminal 230 are preferably long metal sheets made by stamping, and one end of the second terminal 220 and one end of the third terminal 230 respectively form half-ring electrodes 221/231, and each half-ring The electrodes 221 / 231 are respectively exposed on the side of the plug-in section 110 . The four terminals 240 and the fifth terminal 250 are preferably long strip metal sheets made by stamping, and one end of the fourth terminal 240 and one end of the fifth terminal 250 form ring electrodes 241/251 respectively, and are respectively exposed on the socket. The side of the connecting section 110. The pair of half-ring electrodes 221 / 231 are respectively disposed on two opposite sides of the insertion section 110 and the pair of half-ring electrodes 221 / 231 are preferably arranged between the pair of ring electrodes 241 / 251 . Therefore, there is no need to change the length of the existing insulating cylinder 100 , and the structure of the half-ring electrodes 221 / 231 can add terminals on the existing insulating cylinder 100 to increase channels for transmitting increased signals.

The other ends of the first terminal 210 , the second terminal 220 , the third terminal 230 , the fourth terminal 240 and the fifth terminal 250 respectively extend to the welding section 120 to form a plurality of conducting parts 212 / 222 exposed on the surface of the welding section 120 /232/242/252. The welding parts 310/320/330/340/350 correspond to the configurations of the connecting parts 212/222/232/242/252, and each welding part 310/320/330/340/350 includes a set of adapter rings 311/321/ 331/341/351 and one side outer edge of each sleeve ring 311/321/331/341/351 respectively extends to form a welding foot 312/322/332/342/352, and each sleeve ring 311/321/331/ 341/351 are respectively socketed with the corresponding guiding parts 212/222/232/242/252.

In the audio connector of the present invention, the fifth terminal 250 is disposed in the middle section of the insulating cylinder 100 . The fifth terminal 250 protrudes from the outer surface of the insulating cylinder 100 to form a retaining wall 253 separating the insertion section 110 and the welding section 120 .

In the audio connector of the present invention, the diameters of each part of the welding section 120 of the insulating cylinder 100 are different, and a plurality of steps 121/122/123/124 are formed on the welding section 120. These steps 121/122/123 The /124 tapers towards the end of the weld segment 120. Corresponding connecting portions 242/222/232/252 are respectively exposed on the side surfaces of each step portion 121/122/123/124, and each leading portion 242/222/232/252 is preferably exposed on the corresponding step Root of section 121/122/123/124. In this embodiment, the conducting portion 222 of the second terminal 220 and the conducting portion 232 of the third terminal 230 are both semi-circular in shape. The conducting portion 222 of the second terminal 220 and the conducting portion 232 of the third terminal 230 are respectively disposed on two opposite sides of the welding section 120 . Both the conducting portion 242 of the fourth terminal 240 and the conducting portion 252 of the fifth terminal 250 are ring-shaped. The first terminal 210 forms a guiding portion 212 axially protruding from the end of the welding section 120 . The sleeve ring 311 of one of the welding parts 310 is sleeved on the leading part 212 of the first terminal 210 and is positioned against the adjacent step part so that the welding part 310 contacts the corresponding leading part 212 to conduct the phase connection. Corresponding to the first terminal 210, the sleeve rings 321/331/341/351 of the remaining welding parts 320/330/340/350 are respectively socketed on the corresponding guide parts 222/232/242/252. Steps 122/123/121/124 and position each weldment 320/330/340/350 respectively against the root of each step 122/123/121/124 and make each weldment 320/330/340/350 Contact the corresponding conducting portions 222 / 232 / 242 / 252 respectively to conduct the corresponding second terminal 220 , third terminal 230 , fourth terminal 240 and fifth terminal 250 respectively.

Referring to Fig. 5, the audio connector of the present invention can be inserted into the circuit board 400 for positioning by means of the welding feet 312/322/332/342/352 of these welding parts 310/320/330/340/350, so it can be automatically The method (for example tin pot) is directly soldered on the circuit board 400 .

The above descriptions are only preferred embodiments of the present utility model, and are not intended to limit the patent scope of the present utility model. Certainly, the utility model also can have other various embodiments, under the situation of not departing from the spirit and essence of the utility model, those skilled in the art can make various corresponding changes and distortions according to the utility model, but these Corresponding changes and deformations should all belong to the protection scope of the claims of the present invention.

Claims (10)

1. An audio connector, characterized in that it comprises: An insulating cylinder, the two ends of the insulating cylinder respectively form a plug-in section and a welding section, and a first terminal, a second terminal, a third terminal, and a fourth terminal, which are separated from each other, are embedded in the insulating cylinder. A terminal and a fifth terminal, a part of the first terminal forms an end electrode protruding from the end of the plug-in section, a part of the second terminal and a part of the third terminal respectively form an electrode exposed on the side of the plug-in section For the half-ring electrodes, a part of the fourth terminal and a part of the fifth terminal respectively form a pair of ring electrodes exposed on the side of the plug-in section, and the pair of half-ring electrodes are respectively arranged on two opposite sides of the plug-in section, the first terminal, the second terminal, the third terminal, the fourth terminal and the fifth terminal respectively extend to the welding section to form a plurality of conducting parts exposed on the surface of the welding section; and A plurality of welding parts corresponding to the guide part, each of the welding parts includes a sleeve ring and one side of the outer edge of the sleeve ring extends to form a welding leg, and each of the sleeve rings is respectively sleeved on the corresponding Leading Department. 2. The audio connector according to claim 1, wherein the fifth terminal is disposed at a middle section of the insulating cylinder. 3 . The audio connector according to claim 2 , wherein the fifth terminal protrudes from the outer surface of the insulating cylinder to form a retaining wall separating the plugging section and the soldering section. 4 . 4 . The audio connector according to claim 1 , wherein a plurality of step portions are formed on the soldering section, and the corresponding conducting portions are respectively exposed on side surfaces of each step portion. 5. The audio connector according to claim 4, wherein the step portion tapers toward the end of the welding section. 6 . The audio connector according to claim 5 , wherein the guiding portion of the first terminal protrudes axially from the end of the welding section. 7 . The audio connector according to claim 5 , wherein the sleeve ring of one of the welding parts is sleeved on the guiding portion of the first terminal. 8 . 8. The audio connector according to claim 4, characterized in that, the conducting portion of the second terminal and the conducting portion of the third terminal are in a semi-circular shape and the conducting portion of the second terminal The connecting portion and the conducting portion of the third terminal are respectively arranged on two opposite sides of the welding section. 9 . The audio connector according to claim 4 , wherein the conducting portion of the fourth terminal and the conducting portion of the fifth terminal are both ring-shaped. 10. The audio connector according to claim 1, wherein the pair of half-ring electrodes are arranged between the pair of ring electrodes.