TWM638409U - audio connector - Google Patents

Abstract

A sound source connector includes a pointed pole unit, a three-ring pole unit, and a set of pole units. The pointed pole unit includes a pointed part, and the pointed part has a pointed part and a straight rod-shaped pointed foot extending backward from the pointed part. The ring pole units are connected in series behind the sharp pole unit. Each ring pole unit includes a ring terminal and an insulating ring. Ring foot that extends into a straight rod. The sleeve pole unit is arranged behind the ring pole units and allows the pointed feet and the ring feet to pass through. The sleeve pole unit includes a set of terminals and an insulating sleeve. The sleeve terminal has a set of insulating sleeves A hub portion is provided, and a leg portion extending backward from the hub portion. The sound source connector is designed to be parallel to each other and each of the ring feet to be in the shape of a straight rod, so that it is suitable for several wire heads to be welded in a straight line and forward direction, and is easy to assemble and use.

Description

audio connector

The present invention relates to a connector, in particular to an audio source connector comprising multi-pole terminals for connecting audio source lines.

Referring to FIG. 1 and FIG. 2 , an existing audio source connector 1 disclosed in Japanese International Publication No. JPA-WO2017217155 is suitable for connecting an audio source line (not shown) with a digital lead for transmitting audio. The sound source connector 1 includes a first terminal 11, a second terminal 12, a third terminal 13, a fourth terminal 14, and a fifth terminal 15 arranged in series along an axis 10. An insulating ring 16 between every two adjacent terminals from the first terminal 11 to the fifth terminal 15 , and a connecting seat 17 connected to the fifth terminal 15 .

The first terminal 11 has a first node portion 111 and a first leg portion 112 extending backward from the center of the first node portion 111 and in the shape of a round rod. The second terminal 12 has a second node portion 121 , and a second leg portion 122 extending backward from the center of the second node portion 121 and having a circular tube shape for the first leg portion 112 to extend coaxially. The third terminal 13 has a third node portion 131 and a third leg portion 132 extending rearwardly from a rear end side edge of the third node portion 131 and having an arc shape. The fourth terminal 14 has a fourth node portion 141 and a fourth leg portion 142 extending backward from the rear end side edge of the fourth node portion 141 and in the shape of an arc. The fifth terminal 15 is in a cylindrical shape and allows the first leg portion 112 , the second leg portion 122 , the third leg portion 132 and the fourth leg portion 142 to pass through.

However, since the structures of the first terminal 11 , the second terminal 12 , the third terminal 13 , the fourth terminal 14 and the fifth terminal 15 are different, the manufacturing cost is high. Furthermore, because the first foot portion 112 is in the shape of a round rod, the second foot portion 122 is in the shape of a round tube, and the third foot portion 132 and the fourth foot portion 142 are arc-shaped, so when the sound source line It is not easy to position the wire ends when they are welded separately. These wire ends often have to be bent at an angle to be placed and positioned before welding. In this way, not only the assembly is not easy, but also the welding place is easily broken due to torsion. Therefore, the design of the above-mentioned existing audio source connector 1 still needs to be improved.

Therefore, the object of the present invention is to provide an audio connector capable of overcoming at least one disadvantage of the prior art.

Therefore, the novel sound source connector includes a pointed pole unit, a three-ring pole unit, and a set of pole units.

The tip unit includes a tip made of conductive material, the tip has a tip portion arranged along an axis, and a straight rod-shaped tip parallel to the axis and extending backward from the tip portion feet.

The ring pole units are arranged along the axis and connected in series behind the sharp pole unit, and allow the pointed foot to pass through. The structure of the ring pole units is the same, and each ring pole unit includes a conductive A ring terminal made of material, and an insulating ring made of insulating material, the ring terminal has an annular ring portion for insertion of the insulating ring, and a ring parallel to the axis and extending backward from the ring portion in a straight line The rod-shaped ring foot part, the insulating ring is interposed between the ring terminal and the tip, or between the ring terminal and the adjacent ring terminal.

The sleeve pole unit is arranged at the end of the ring pole units away from the sharp pole unit along the axis, and allows the pointed foot and the ring feet to pass through. The sleeve pole unit includes a conductive material A sleeve terminal, and an insulating sleeve made of insulating material, the sleeve terminal has a tubular portion for the insulation sleeve set, and a sleeve parallel to the axis and extending backward from the sleeve portion In the foot part, the insulating sleeve is interposed between the socket part and the adjacent ring terminal.

The effect of the new model is that the structures of the ring terminals are the same, so the manufacture is easy and the cost is reduced. In addition, the pointed feet and the ring feet are parallel to each other and each of them is a straight rod-shaped design, which is suitable for supplying Several wire heads are welded in a straight line and forward direction, which is easy to assemble.

Referring to Fig. 3 to Fig. 6, one embodiment of the novel sound source connector 2 is a five-pole connector (TRRRS plug), which is suitable for being connected with a sound source line 9 to electrically connect such as but not limited to an amplifier or an electroacoustic instrument ( (not shown), and can be detachably inserted in a sound source hole (not shown) along an axis 20 to provide audio transmission. The audio source line 9 has a digital wire head 91 . The axis 20 shown in the figure of this embodiment extends in the front-back direction, but the direction can also be changed in design, and will not be described again. The sound source connector 2 includes a pointed pole unit 3 , a three-ring pole unit 4 , a set of pole units 5 , and a connecting unit 6 .

The tip unit 3 includes a tip 31 integrally formed of conductive material, and three positioning rods 32 (only two positioning rods 32 are shown in FIG. 4 due to the obstructed viewing angle). The tip 31 has a tip portion 311 located at the front end along the axis 20 , and a tip portion 312 parallel to the axis 20 . The spiked portion 312 is eccentrically extended from the rear end of the spiked portion 311 to form a straight rod. These positioning rods 32 are parallel to the pointed foot portion 312 and are spaced at an angle of 90 degrees from each other. Each positioning rod 32 extends backward from the rear end of the pointed portion 311 in a straight rod shape and is shorter than the pointed foot portion. 312, which can be used to cooperate with the pointed foot portion 312 to form a stable position at four corners. It should be noted that the number of the positioning rods 32 is not limited to three, and can be one or two according to actual needs. Of course, the setting can also be omitted.

The ring pole units 4 are arranged along the axis 20 and connected in series behind the sharp pole unit 3, and allow the pointed feet 312 to pass through. The ring pole units 4 have the same structure and are turned 90 degrees to each other. It is provided that each ring pole unit 4 includes a ring terminal 41 integrally formed of conductive material, and an insulating ring 42 integrally formed of insulating material. The ring terminal 41 has a circular ring portion 411 for inserting the insulating ring 42 , and a straight rod-shaped ring foot portion 412 parallel to the axis 20 and eccentrically extending backward from the ring portion 411 . The ring foot portion 412 protrudes radially from the inner surface of the link portion 411 toward the axis 20 and then extends backward. The ring foot portions 412 of the ring terminals 41 and the pointed foot portion 312 of the pointed tip 31 surround the axis 20 at an angle interval of 90 degrees and are formed on the same circle.

Each insulating ring 42 is interposed between the corresponding ring terminal 41 and the tip 31, or between the ring terminal 41 and the adjacent ring terminal 41, and the insulating ring 42 has a An annular spacer 421 inside the portion 411, and a ring spacer 422 protruding radially outward from the front end of the annular spacer 421 and axially forward. The annular partition 421 is generally in the shape of a "⊕"-shaped cylinder with one corner missing, and defines four equiangular intervals for the annular piercing grooves 423 for the pointed feet 312 and the annular feet 412 to respectively pass through. The cross section of the circumferential groove 423 is fan-shaped. The ring pad portion 422 is interposed between the ring portion 411 and the adjacent tip portion 311 or between the ring portion 411 and the adjacent ring portion 411 . It should be noted that, among the four-ring through grooves 423 of the insulating ring 42 adjacent to the tip part 311, except for one of the ring through grooves 423 for the tip part 312 to pass through, the remaining three rings The slot 423 is for the positioning rods 32 to be inserted and positioned.

The sleeve pole unit 5 is arranged at the end of the ring pole units 4 away from the tip pole unit 3 along the axis 20, and allows the pointed foot portion 312 and the ring foot portions 412 to pass through. The sleeve pole unit 5 includes a sleeve terminal 51 integrally formed of conductive material, and two insulating sleeves 52 integrally formed of insulating material. The sleeve terminal 51 has a sleeve portion 511 that is tubular around the axis 20 and has two ends for the insulating sleeves 52 respectively, and a sleeve portion 511 that is parallel to the axis 20 and eccentrically backward from the rear end of the sleeve portion 511. The extended sleeve portion 512 and a first locking portion 513 formed on the outer surface of the sleeve portion 511 . The set foot portion 512 is parallel to the pointed foot portion 312 and the ring foot portions 412 and the set foot portion 512 is spaced outside.

These insulating sleeves 52 have the same structure and opposite directions. One insulating sleeve 52 is interposed between the front end of the socket portion 511 and the adjacent ring terminal 41, and the other insulating sleeve 52 is sleeved oppositely. The rear end of the hub portion 511 . The structure of each of the insulating sleeves 52 is the same as that of each of the insulating rings 42, and has a sleeve partition 521 extending into the socket portion 511, and a sleeve partition 521 radially outwards and axially protruding from the sleeve partition 521. The cushion part 522. The sheathing part 521 defines sheathing slots 523 at four equiangular intervals for the pointed foot part 312 and the ring foot parts 412 to extend respectively. Wherein the pad portion 522 of the insulating sleeve 52 located at the front end is interposed between the front end of the socket portion 511 and the adjacent ring portion 411, and the pad portion of the insulating sleeve 52 located at the rear end 522 is disposed in the rear end of the hub portion 511 .

The connecting unit 6 is integrally formed of insulating material, and is combined with the periphery of the sleeve pole unit 5. The connecting unit 6 of this embodiment is a screw connection seat, which includes a buckle formed on the inner surface and positioned on the first clamping part. 513 of the second locking portion 61, and a threaded portion 62 formed on the outer surface. In this embodiment, the second clamping portion 61 is a protruding ring and the first clamping portion 513 is a concave ring, but their combined structure can also be changed, as long as they are fixed together in a way that they cannot rotate relative to each other. This example is limited.

It should be noted that the conductive material used for the tip 31 of the tip unit 3, the ring terminals 41 of the ring units 4 and the sleeve terminal 51 of the sleeve unit 5 is, for example, But not limited to copper-based or iron-based metals or alloys, and can optionally be made by electroplating. The insulating rings 42 of the ring pole units 4, the insulating sleeve 52 of the sleeve pole unit 5 and the insulating material used in the connecting unit 6 are, for example but not limited to, polyoxymethylene (POM) or polyamide (PA).

When the sound source connector 2 is assembled with the sound source line 9, it can be welded and assembled by the manufacturer, seller or buyer, so that the pointed feet 312 and the ring feet 412 are welded to the corresponding wire heads 91 in a straight line respectively, And become the four contact points that are used to transmit the positive and negative signals of the left sound channel and the positive and negative signals of the right sound channel, and make the wire head 91 corresponding to the foot part 512 and the sound source line 9 welded, and Becomes a contact for grounding. Then dispensing is performed to make the components insulated and encapsulated. Finally, an outer cylinder unit 7 is screwed externally on the threaded portion 62 of the connecting unit 6, so that the outer cylinder unit 7 is spaced and enclosed on the periphery of the pointed foot portion 312, the ring foot portions 412 and the sleeve foot portion 512, And the periphery of the welding place with the sound source line 9, and fix the sound source line 9 by a screw 71 to complete the assembly.

To sum up, the novel sound source connector 2 is easy to manufacture and can reduce the cost due to the same structure design of the ring pole units 4. In addition, the pointed foot portion 312 and the ring foot portions 412 are parallel to each other and The straight rod-shaped design can be used for straight and forward welding of the wire heads 91 respectively, so it is easy to assemble and process, and can avoid the situation of torsional fracture caused by the conventional turning welding, which can improve the reliability of the signal , has excellent practicability, so can really reach the purpose of this novel. On the other hand, due to the integral design of the tip 31, the ring terminals 41, and the set of terminals 51, it can not only reduce the resistance, improve the quality of the transmitted audio signal, but also improve the mechanical strength, increase the Mechanical properties can enhance market competitiveness.

But the above-mentioned ones are only embodiments of the present invention, and should not limit the scope of implementation of the present invention with this. All simple equivalent changes and modifications made according to the patent scope of the present application and the content of the patent specification are still within the scope of the present invention. Within the scope covered by this patent.

2: Audio connector 20: axis 3: Sharp pole unit 31: Tips 311: tip part 312: pointed toe 32: positioning rod 4: ring pole unit 41: ring terminal 411: link department 412: ring foot 42: insulating ring 421: ring partition 422: ring gasket 423: ring through the groove 5: Sleeve pole unit 51: sleeve terminal 511: Socket Department 512: set foot 513: The first card department 52: Insulation sleeve 521: sleeve compartment 522: Cushion part 523: Pull-through slot 6: Cohesion unit 61: The second card department 62: threaded part 7: Outer cylinder unit 71: screw 9: Audio cable 91: wire head

Other features and functions of the present invention will be clearly presented in the implementation manner with reference to the drawings, wherein: Fig. 1 is a three-dimensional exploded view illustrating an existing audio connector disclosed in Japanese International Publication No. JPA-WO2017217155; Fig. 2 is a longitudinal sectional view illustrating the existing audio source connector; Fig. 3 is a three-dimensional rear view, illustrating an embodiment of the novel sound source connector; Figure 4 is an exploded perspective view illustrating the embodiment; Fig. 5 is an incomplete longitudinal sectional view, illustrates the state that this embodiment is combined with a sound source connection line; And Fig. 6 is a transverse sectional view illustrating the embodiment.

2: Audio connector

20: axis

3: Sharp pole unit

31: Tips

311: tip part

312: pointed toe

32: positioning rod

4: ring pole unit

41: ring terminal

411: link department

412: ring foot

42: insulating ring

421: ring partition

422: ring gasket

423: ring through the groove

5: Sleeve pole unit

51: sleeve terminal

511: Socket Department

512: set foot

513: The first card department

52: Insulation sleeve

521: sleeve compartment

522: Cushion part

523: Pull-through slot

6: Cohesion unit

61: The second card department

62: threaded part

Claims (10)

An audio source connector, comprising: A tip unit, comprising a tip made of conductive material, the tip has a tip part arranged along an axis, and a straight bar-shaped part parallel to the axis and extending backward from the tip part pointed toes; Three ring pole units are arranged along the axis and connected in series behind the sharp pole unit, and allow the pointed foot to pass through. The structure of the ring pole units is the same, and each ring pole unit includes a conductive A ring terminal made of material, and an insulating ring made of insulating material, the ring terminal has an annular ring portion for insertion of the insulating ring, and a ring parallel to the axis and extending backward from the ring portion in a straight line a rod-shaped ring foot, the insulating ring interposed between the ring terminal and the tip, or between the ring terminal and the adjacent ring terminal; and A set of pole units is arranged on the end of the ring pole units away from the pointed pole unit along the axis, and allows the pointed feet and the ring feet to pass through. The sleeve pole unit includes a conductive material A sleeve terminal made, and an insulating sleeve made of insulating material, the sleeve terminal has a tubular portion for the insulating sleeve to be provided with, and a socket parallel to the axis and extending backward from the sleeve portion The socket foot part, the insulating sleeve is interposed between the socket part and the adjacent ring terminal. The audio source connector as claimed in claim 1, wherein the pointed foot portion of the pointed tip and the ring foot portions of the ring terminals surround the axis at an angle interval of 90 degrees to each other. The sound source connector as described in claim 2, wherein the cross-section of the pointed foot of the tip is a solid sector with the center of the circle facing the axis, and the cross-section of the ring foot of each ring terminal is a solid sector with the center of the circle towards this axis. The sound source connector as claimed in claim 3, wherein each insulating ring has a ring partition protruding into the ring portion, and a ring protruding radially outward from the front end of the ring partition and then axially forward Pad part, the ring partition defines four equiangular intervals and can be respectively pierced by the pointed foot and the ring feet, and the cross section of each ring is fan-shaped. The ring pad The intermediary is arranged between the link part and the adjacent point part or between the link part and the adjacent link part. The audio source connector as claimed in claim 4, wherein the ring foot portion of each ring terminal protrudes from the inner surface of the ring portion toward the axis. The sound source connector as described in claim 4, wherein the insulating sleeve has the same structure as each of the insulating rings, and has a sleeve partition extending into the socket portion, and a sleeve partition radially outward from the sleeve partition. An axially protruding pad portion, the sleeve partition defines four equiangular intervals and through-through slots for the pointed foot and the ring feet to respectively pass through, the pad portion is interposed on the socket Between the front end of the part and the adjacent part of the link. The audio source connector as claimed in item 1 or 6, wherein, the socket pole unit further includes another socket which is reversely sleeved on the rear end of the socket part and allows the pointed foot and the ring feet to pass through. Insulating sleeves, the insulating sleeves are of the same construction and opposite directions. The sound source connector according to claim 1, wherein the pointed pole unit further includes at least one positioning rod parallel to the pointed foot part and extending backward from the pointed part in a straight rod shape, and the at least one positioning rod is inserted into In the insulating ring of the adjacent ring pole unit. The audio source connector as claimed in item 1, wherein the socket terminal also has a first clamping portion formed on the hub portion, and the audio source connector also includes a connection unit made of insulating material, the connection unit is Combined with the periphery of the sleeve pole unit, it includes a second clamping portion formed on the inner surface and buckled and positioned on the first clamping portion, and a threaded portion formed on the outer surface. The audio source connector as claimed in claim 1, wherein the set foot portion of the sleeve terminal is spaced outside the pointed foot portion and the ring foot portions.

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