TWI410008B - Audio jack connector and its manufacturing method - Google Patents

Abstract

The present invention discloses an Audio Jack Connector And Its Manufacturing Method. The Audio Jack Connector includes a housing, a plurality of terminals, a lower cover and a shell. The housing have a base which have a front surface and a bottom surface. The front surface digs a plug hole. The bottom surface digs a plurality of terminal cavities which connect with the plug hole. The terminals which have soldering tail is inserted in terminal cavities. The lower cover is assembled on the bottom surface of the housing in order to make terminal cavities and outside not link together. The lower cover have a base, in which opposite side edge bent out two clipping portions so that the soldering tail can convex out. The shell forming one body outside of the housing and the lower cover. As the lower cover and the shell cover outside of the housing, so the Audio Jack Connector can meet the purpose of waterproof.

Description

Audio socket connector and method of manufacturing same

The present invention relates to an audio jack connector, and more particularly to an audio jack connector capable of improving waterproof function and a method of manufacturing the same.

Referring to the sixth figure, a conventional audio jack connector 100' includes an insulative housing 1, a terminal set 2' and a cover strip (not shown). The insulative housing 1' has a main body portion 10' having a front wall 111', a rear wall 112', a top wall (not shown), a bottom wall 114' and two side walls 115'. The insulative housing 1' is provided with an insertion hole 11 extending into the rear wall and inserted into the audio plug (not shown). The insulative housing 1' is connected to the bottom wall 114' and communicates with the insertion hole 11'. The terminal slot 12' is disposed at an inner edge of the two side walls 115'. Each of the terminals of the terminal set 2' has a soldering leg (not shown). Each terminal of the terminal group 2' is inserted into the terminal slot 12', and the soldering legs of the terminals of the terminal group 2' protrude from the insulating body 1' by the terminal slot 12', and the cover sheet (not shown) is blocked. The rear wall 12' is closed and one end of the insertion hole 11' is closed. The assembled audio jack connector 100' is directly soldered to a printed circuit board (not shown), and then the printed circuit board assembled with the audio jack connector 100' is mounted on a casing of an electronic product (not shown). And the audio socket connector 100' is installed at the socket of the electronic product casing.

However, one end of the terminal slot 12' of the above-mentioned conventional audio jack connector 100' is inserted by The hole 11 ′ is connected to the external space, and the other end of the terminal slot 12 ′ directly communicates with the internal space of the electronic product, and the water and the moisture are easily penetrated into the electronic product through the insertion hole 11 ′ and the terminal slot 12 ′. Causes a short circuit in the circuit.

SUMMARY OF THE INVENTION An object of the present invention is to provide an audio jack connector capable of improving waterproofing and a method of manufacturing the same, in view of the above-described drawbacks of the prior art.

To achieve the above objective, the audio socket connector of the present invention comprises an insulative housing, a plurality of terminals, a bottom case and a closed casing. The insulative housing has a main body portion having a front wall and a bottom wall. The wall is provided with a plug hole, and the bottom wall is provided with a plurality of terminal slots communicating with the plug hole; the terminals are respectively inserted in a terminal slot, and the terminal has a soldering leg; the bottom shell is attached to the bottom wall of the insulating body The bottom end of the cover body has a cover body, and the two sides of the cover body are bent and protruded with two clamping portions, and the clamping portion is provided with a mounting groove, and the terminal soldering leg is assembled from the mounting groove. Extending; the closed shell is integrally formed on the outside of the insulating body and the bottom shell and seals a gap between the bottom shell and the insulating body and between the welding leg and the bottom shell, and the soldering foot protrudes out of the closed shell.

To achieve the above object, a method for manufacturing an audio jack connector according to the present invention includes: a first step: inserting a plurality of terminals into a terminal slot of an insulative housing; and a second step: attaching the bottom case to the insulative housing And the third step: placing the assembled terminal group, the insulating body and the bottom shell into a mold, and integrally forming a closed shell in the mold, so that the closed shell seals between the bottom shell and the insulating body, and A gap between the welded foot and the bottom case.

As described above, the audio socket connector of the present invention is attached to the bottom wall of the insulative housing by the bottom case, thereby blocking the internal communication between the electronic product and the external space through the terminal slots and the insertion holes, and then integrating Forming a closed casing covering the outer side of the insulating body and the bottom case to further block the electronic product from communicating with the external space through the insertion hole of the audio socket connector, thereby preventing water and moisture from entering through the insertion hole Internally, the electronic product achieves the purpose of waterproofing.

100‧‧‧Audio socket connector

1‧‧‧Insulating body

10‧‧‧ Main body

11‧‧‧ Sockets

111‧‧‧ front wall

112‧‧‧ Back wall

113‧‧‧ top wall

114‧‧‧ bottom wall

115‧‧‧ side wall

12‧‧‧First terminal slot

13‧‧‧Second terminal slot

14‧‧‧ third terminal slot

15‧‧‧fourth terminal slot

16‧‧‧5th terminal slot

17‧‧‧ positioning slot

18‧‧‧ card slot

21‧‧‧First terminal

211‧‧‧ Holding Department

212‧‧‧Contacts

213‧‧‧welding feet

22‧‧‧second terminal

221‧‧‧ Holding Department

222‧‧‧Contacts

223‧‧‧welding feet

23‧‧‧ Third terminal

231‧‧‧ Holding Department

232‧‧‧Contacts

233‧‧‧welding feet

24‧‧‧fourth terminal

241‧‧‧ Holding Department

242‧‧‧Contacts

25‧‧‧ fifth terminal

251‧‧‧ Holding Department

252‧‧‧Contacts

253‧‧‧welding feet

3‧‧‧ bottom case

31‧‧‧ Cover

311‧‧‧Positioning column

32‧‧‧Clamping Department

321‧‧‧Assemble

322‧‧‧Cars Department

4‧‧‧Closed shell

41‧‧‧ accommodating space

42‧‧‧Banding Department

421‧‧‧stringer

The first figure is a perspective view of the audio socket connector of the present invention.

The second figure is an exploded schematic view of the audio socket connector of the present invention.

The third figure is another perspective exploded view of the audio socket connector of the present invention.

The fourth figure is a perspective view of the bottom case of the audio socket connector of the present invention.

Figure 5 is a perspective view of the enclosure of the audio jack connector of the present invention.

Figure 6 is a perspective view of a conventional audio jack connector.

In order to explain the technical content, structural features, objectives and effects of the present invention in detail, the following detailed description is given by way of example.

Referring to the first and second figures, the audio socket connector 100 includes an insulative housing 1, a terminal set, a bottom case 3 and a closed case 4.

Referring to the first and second figures, the insulative housing 1 has a substantially rectangular parallelepiped shape and has a main body portion 10 having a front wall 111, a rear wall 112, a top wall 113, and a bottom wall 114. And the two side walls 115, the front wall 111 defines an insertion hole 11 extending to the rear end of the main body portion 11. The bottom wall 114 has a first terminal sequentially extending from the front wall 111 toward the rear wall 112 along an inner edge of a side wall 115. Slot 12, a third terminal slot 14 a fifth terminal slot 16 , the bottom wall 114 defines a second terminal slot 13 and a fourth terminal slot 15 along the inner edge of the other sidewall 115 from the front wall 111 toward the rear wall 112 , and the fourth terminal slot 15 is in one-to-one correspondence with the fifth terminal slot 16. One ends of the first, second, third, fourth and fifth terminal slots 12, 13, 14, 15 and 16 communicate with the insertion holes 11, first, second, third, fourth and fifth The other ends of the terminal slots 12, 13, 14, 15 and 16 are in communication with the outside. The first terminal groove 12 is disposed on a side close to the front wall 111. The bottom wall 114 of the insulative housing 1 is recessed with two positioning slots 17 , wherein a positioning slot 17 is disposed between the first terminal slot 12 and the third terminal slot 14 , and another positioning slot 17 is disposed in front of the second terminal slot 13 . And the second terminal groove 13 and the positioning groove 17 correspond to each other. The two side walls 115 each have a retaining groove 18 extending to the top wall 113. The two retaining slots 18 are respectively disposed at a central portion of one side wall 115, and the other end of the side wall 115 is coaxial with the rear wall 112.

Referring to the second figure, the terminal set includes a first terminal 21, a second terminal 22, a third terminal 23, a fourth terminal 24, and a fifth terminal 25. The first, second, and third The fifth terminals 21, 22, 23 and 25 each have a holding portion 211, 221, 231 and 251, and a contact portion 212, 222, 232 and 252 which are bent and extended by the holding portions 211, 221, 231 and 251 and a The soldering legs 213, 223, 233, and 253 which are bent and extended by the holding portions 211, 221, 231, and 251 have only one holding portion 241 and one contact portion 243.

Referring to the second figure, the bottom case 3 has a cover body 31. The opposite side edges of the cover body 31 are bent and protruded with two clamping portions 32. The clamping portions 32 are respectively provided with two extending to the cover body. The mounting groove 321 is further provided with a clamping portion 322 corresponding to a locking groove 18 protruding from the inner side of the cover body 31. The cover body 31 also protrudes from the positioning slot 17 Two positioning posts 311 that cooperate with each other.

Referring to the second figure, the closed casing 4 is integrally formed on the outside of the insulating body 1 and the bottom casing 3 and seals the gap between the bottom casing 3 and the insulating body 1 and between the welding legs 213, 223, 233 and 253 and the bottom casing 3. . The closed casing 4 has a substantially rectangular long straight tubular shape, and the closed casing 4 has an accommodating space 41. A retaining portion 42 is formed in each of the side edges of the end of the end of the closed casing 4, and the two opposite retaining portions 42 are connected with a longitudinal beam 421 (please refer to the fifth figure).

The manufacturing method of the audio jack connector 100 of the present invention comprises the following steps: First step: inserting the plurality of terminals 21, 22, 23, 24 and 25 into the terminal slots 12, 13, 14, 15 of the insulative housing 1 and 16; the second step: attaching the bottom case 3 to the insulative housing 1; and the third step: placing the assembled terminal set, the insulative body 1 and the bottom case 3 into a mold, and in the mold The closure shell 4 is integrally formed in the interior such that the closure shell 4 seals the gap between the bottom shell 3 and the insulative housing 1 and between the solder legs 213, 223, 233 and 253 and the bottom housing 3.

Referring to the second and third figures, when assembling the audio jack connector 100 of the present invention, first, the first, second, third, fourth and fifth terminals 21, 22, 23, 24 and 25 are sequentially inserted into the insulative body. First, second, third, fourth and fifth terminal slots 12, 13, 14, 15 and 16, at this time, the first, second, third, fourth and fifth terminals 12, The contact portions 212, 222, 232, 242 and 252 of 13, 14, 15 and 16 are movably protruded into the insertion hole 11, and the holding portions 211, 221, 231, 241 and 251 are fixed to the first and second, In the third, fourth and fifth terminal slots 12, 13, 14, 15 and 16, the soldering legs 213, 223, 233 and 253 are applied outside the insulating body 1; secondly, the bottom wall 114 is directed toward the top wall 113. 3 is attached to the insulative housing 1 and the cover 31 of the bottom case 3 is attached to the bottom wall 114 of the insulative housing 1. The soldering legs 213, 223, 233 and 253 of the terminals are extended from the mounting groove 321 to the bottom. The outer side of the shell 3, the holding portion 322 of the bottom shell 3 is locked in the retaining groove 18 of the insulative housing 1, and the positioning post 311 of the bottom shell 3 is inserted into the positioning slot 17 of the insulative housing; finally, the assembled terminal is completed. Group, insulation The combination of the body 1 and the bottom case 3 is placed in a mold, and the closed case 4 is molded in the outer body of the terminal set, the insulating body 1 and the bottom case 3, and the front wall 111 of the insulating body 1 and the closed case 4 are flattened at one end. Qi.

The audio jack connector 100 of the present invention is soldered to a printed circuit board, the printed circuit board on which the audio jack connector 100 is mounted is mounted inside an electronic product (not shown), and the audio jack connector 100 is disposed in the electronic The plug connector of the product casing is for mating with the mating audio plugs (not shown). As described above, the audio jack connector 100 of the present invention and the manufacturing method thereof are attached to the insulative housing 1 by the bottom case 3, thereby blocking the internal communication between the electronic product and the external space through the audio jack connector 100, and then borrowing The cover case 4 is integrally formed and covered on the outer side of the insulative housing 1 and the bottom case 3 to further block the interconnection between the electronic product and the external space by the audio jack connector 100, thereby preventing water and moisture from being transmitted by the audio. The socket connector 100 enters the interior of the electronic product, thereby achieving waterproofing.

100‧‧‧Audio socket connector

1‧‧‧Insulating body

10‧‧‧ Main body

11‧‧‧ Sockets

223‧‧‧welding feet

243‧‧‧welding feet

3‧‧‧ bottom case

31‧‧‧ Cover

32‧‧‧Clamping Department

4‧‧‧Closed shell

Claims (4)

An audio socket connector includes: an insulative housing having a main body portion having a front wall and a bottom wall; the front wall is provided with a plug hole, and the bottom wall is provided with a plurality of holes communicating with the plug hole a terminal slot; a plurality of terminals respectively inserted in a terminal slot, wherein the terminal has a soldering leg; a bottom case attached to the bottom wall of the insulating body to close the terminal slot to communicate with the outside, and the bottom case has a cover Both sides of the cover body are bent and protruded with two clamping portions, and the clamping portion is provided with a mounting groove, the welding leg protrudes from the mounting groove; and a closed shell is integrally formed outside the insulating body and the bottom case And sealing a gap between the bottom shell and the insulating body and between the soldering foot and the bottom shell, and the soldering foot protrudes out of the outer casing; wherein the bottom wall of the insulating body is concavely provided with two positioning grooves, and the cover body is convex Two positioning posts are extended, and the positioning post is inserted into the positioning slot. The audio socket connector of claim 1, wherein the insulative housing has a main body portion, the main body portion further has a rear wall, a top wall, and two side walls, and a card is disposed on each of the side walls. In the slot, the two clamping portions respectively protrude from the inner side of the cover body with a latching portion corresponding to a latching slot, and the latching portion is engaged in the latching slot. The audio jack connector of claim 1, wherein the front wall of the insulative housing is flush with one end of the enclosure. A method for manufacturing an audio socket connector includes: first step: inserting a plurality of terminals into a terminal slot of the insulative housing; The second step: attaching the bottom shell to the insulating body; and the third step: placing the assembled terminal group, the insulating body and the bottom shell into a mold, and integrally forming the closed shell in the mold, so that The closed casing seals the gap between the bottom case and the insulative body and between the welded leg and the bottom case.