CN211088623U - Audio socket and assembly thereof - Google Patents

Abstract

The utility model provides an audio socket and subassembly thereof, including the insulator that is equipped with the grafting chamber, from the insulator rear end inserts a plurality of conductive terminals in the grafting chamber, detain the grafting intracavity and end the position conductive terminal end the position piece, locate end position piece rear end in order to seal the waterproof glue in grafting chamber and connect in terminal platform on the insulator rear end, conductive terminal is including being located the elasticity cantilever of the horizontal both sides in grafting chamber, forming in elasticity cantilever free end extends to contact portion in the grafting chamber and extends to welding platform on the terminal platform, the terminal platform including combining in the cover portion of insulator afterbody and certainly cover portion part down extends the mesa portion that forms backward, conductive terminal's welding platform support in mesa portion top. The audio socket of this application possesses waterproof performance and accessible wire to board connector switching.

Description

Audio socket and assembly thereof

Technical Field

The present application relates to the field of electrical connectors, and more particularly, to an audio jack and an assembly thereof.

Background

The audio socket is used for transmitting audio signals of computers, mobile phones and the like, and the common audio socket is directly welded on a printed circuit board. In cell-phone application, some models have waterproof demands, like 201420387995.7 patent discloses a waterproof audio frequency socket, including insulator and from the horizontal both sides male conductive terminal of insulator, certainly the insulator rear end inserts in order to fix conductive terminal's position stopping block and coat in the waterproof glue of position stopping block rear end, conductive terminal is including extending the leg of insulator rear end, the leg welds on printed circuit board. In some new application fields, besides the waterproof requirement, the audio jack needs to be connected, for example, by using FPC or WTB, and at this time, the terminal pins need to be soldered to FPC or cable.

SUMMERY OF THE UTILITY MODEL

Accordingly, there is a need for an audio jack and an assembly thereof, in which the conductive terminals and the cable are easily soldered.

For solving above-mentioned technical problem, the application provides an audio socket, including the insulator that is equipped with the grafting chamber, certainly the insulator rear end inserts a plurality of conductive terminal in the grafting chamber, detain and end in the grafting chamber the conductive terminal end piece, locate end a piece rear end in order to seal the waterproof glue in grafting chamber and connect in terminal platform on the insulator rear end, conductive terminal is including being located the elasticity cantilever of the horizontal both sides in grafting chamber, forming in elasticity cantilever free end extends to contact portion in the grafting chamber and extends to welding platform on the terminal platform, the terminal platform including combining in the cover portion of insulator afterbody and certainly cover portion downwardly extending the mesa portion that forms, conductive terminal's welding platform support in mesa portion top.

Preferably, the terminal block includes an insulating block body and a metal reinforcing member integrally formed in the insulating block body, the covering portion and the block portion are disposed on the insulating block body, the upper surface of the block portion is lower than the upper surface of the covering portion, the insulating block body further includes an insertion slot penetrating through the covering portion and the block portion, the conductive terminal further includes an extending portion extending from the elastic cantilever to the rear end of the insertion cavity, and the welding platform is formed by bending the top of the extending portion.

Preferably, the table top of the insulating table body is provided with a plurality of supporting tables corresponding to the insertion slots, the supporting tables are located on the left side or the right side of the corresponding insertion slots in the transverse direction, and the welding platform is supported on the supporting tables.

Preferably, the metal reinforcing part includes a main board portion formed on the bottom surface of the insulating stage, a side wall portion formed by bending and extending upwards from the two lateral sides of the main board portion, a fixing portion extending backwards from the side wall portion to the lateral outer side surface of the insulating body, and a clamping hole formed in the fixing portion, and a clamping block correspondingly buckled with the clamping hole is arranged on the lateral outer side surface of the insulating body.

Preferably, be equipped with a plurality of embeddings that make progress the punching press and form on the main part board and collude, the embedding is colluded and is equipped with the barb, the embedding collude integrated into one piece in the insulation platform body.

Preferably, the rear end face of the insulating body is provided with a positioning hole, and the front end face of the covering part is provided with a positioning column clamped in the positioning hole.

Preferably, the insulating body includes a peripheral wall enclosing the insertion cavity and a blocking post located at the rear end of the insertion cavity, the terminal grooves are respectively arranged at two lateral sides of the blocking post, the conductive terminal further includes a bending portion located at a joint of the elastic cantilever and the extension portion, and the front end of the blocking block abuts against the bending portion.

Preferably, the stop block includes a stop main body and a plurality of bayonets disposed at the bottom of the stop main body and used for clamping the conductive terminals, the outer side edge of the front end of each bayonet abuts against the bent portion, and the front end face of the stop main body is stopped on the stop post.

Preferably, the stop block further comprises a spacer block formed by extending from the stop body forward, and the spacer block extends to between the elastic cantilevers of the two conductive terminals.

In order to solve the technical problem, the present application further provides an audio socket assembly, including aforementioned audio socket and electric connection the line to board connector of audio socket, the line to board connector includes the plastic body, assemble in the internal centre gripping terminal of plastic and connection the centre gripping terminal extends the cable of the plastic body, the cable weld in on the welding platform of the conductive terminal of audio socket.

This application audio socket and subassembly pass through end a piece with glue between the terminal platform is glued and is formed waterproof glue layer realizes audio socket's waterproof performance, simultaneously, the terminal bench sets up a supporting bench, conductive terminal bends to form and is located welding platform on the supporting bench can be convenient welding platform carries out welded fastening with the cable.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

fig. 1 is a perspective assembly view of an audio jack assembly according to the present application;

FIG. 2 is an exploded perspective view of an audio jack according to the present application;

fig. 3 is a perspective view of the insulator of the audio jack of the present application;

fig. 4 is a perspective view of a conductive terminal of the audio jack of the present application;

FIG. 5 is a perspective view of a stop block of the audio jack of the present application;

fig. 6 is a perspective view of a terminal block of the audio jack of the present application;

fig. 7 is a cross-sectional view of an audio jack according to the present application.

Detailed Description

In order to make the objects, technical solutions and advantages of the present application more apparent, the technical solutions of the present application will be described in detail and completely with reference to the following specific embodiments of the present application and the accompanying drawings. It should be apparent that the described embodiments are only some of the embodiments of the present application, and not all of the embodiments.

Referring to fig. 1, the audio jack assembly of the present application includes an audio jack a and a wire-to-board connector B electrically connected to the rear of the audio jack a. The wire-to-board connector B includes a plastic body 60, a clamping terminal 70 assembled in the plastic body 60, and a cable 80 connected to the clamping terminal 70 and extending to the audio jack a. In the present application, the X direction shown in fig. 1 is taken as the front, the Y direction is taken as the lateral right direction, and the Z direction is taken as the vertical upper direction.

As shown in fig. 2 to 7, the audio jack a includes an insulating body 10 having a plug cavity 12 formed in a front-rear direction, a plurality of conductive terminals 20 inserted into two lateral sides of the plug cavity 12 from a rear end of the insulating body 10, a stop block 40 buckled into a rear end of the plug cavity 12 to stop the conductive terminals 20, a waterproof adhesive 50 coated in the plug cavity 12 at a rear end of the stop block 40, and a terminal block 30 coupled to a rear end of the plug cavity 12.

As shown in fig. 2 and fig. 3, the insulating housing 10 further includes a peripheral wall 11 enclosing the inserting cavity 12, a fixing lug 15 formed by extending the peripheral wall 11 transversely, a retaining post 16 located at the inner rear end of the inserting cavity 12, a plurality of terminal slots 17 formed by extending the rear end 14 of the insulating housing 10 forwardly along the two transverse sides of the inserting cavity 12, a positioning hole 18 located on the rear end surface of the peripheral wall 11, and a locking block 19 formed on the transverse outer side surface of the peripheral wall 11 and close to the rear end position.

The front end 13 of the insulating body 10 is provided with an annular groove (reference numeral), and a waterproof ring C is sleeved in the annular groove. The left and right sides of fender post 16 is equipped with a plurality of respectively terminal groove 17, specifically, terminal groove 17 is including being located fender post 16 left side three terminal groove side by side and being located fender post 16 right side two terminal groove side by side.

As shown in fig. 2 and 4, the conductive terminals 20 respectively correspond to the terminal slots 17 one by one, and each conductive terminal 20 includes an elastic cantilever 21, a contact 22 formed at the front end of the elastic cantilever 21 and extending into the insertion cavity 12, a bending portion 25 formed by bending the rear end of the elastic cantilever 21, an extending portion 23 extending from the bending portion 25 to the rear end of the insertion cavity 12, and a welding platform 24 formed by transversely bending the upper end of the extending portion 23. The soldering land 24 of the adjacent partial conductive terminal 20 is bent and extended reversely.

As shown in fig. 2 and 5, the stop block 40 includes a stop body 41, a terminal bayonet 42 opened at the bottom of the stop body 41 and corresponding to the conductive terminal 20, and a spacer 43 extending from the front side of the stop body 41. Firstly, clamping the bayonets 42 of the stop block 40 on a plurality of conductive terminals 20 to fix the conductive terminals 20 into a whole, wherein the outer edge of the front end of the buckle 42 abuts against the rear end of the bending part 25 of the conductive terminal 20 to prevent the conductive terminal 20 from moving backwards; and then the conductive terminals 20 and the stop block 40 are inserted into the terminal slot 17 from the rear end of the insertion cavity 12, wherein the spacing block 43 is spaced between the two conductive terminals 20, the two spaced conductive terminals 20 have the problems that the elastic cantilever 21 is longer and the distance between the two conductive terminals is shorter, and if the spacing block 43 is not provided, a short circuit is easily caused. The stop block 40 is completely inserted into the insertion cavity 12, after the stop block 40 is completely inserted, glue is dispensed in the insertion cavity 12 at the rear end of the stop block 40, so that the waterproof glue 50 seals the space at the rear end of the insertion cavity 12, and the rear end face of the waterproof glue 50 is flush with the rear end face of the insulation body 10. The front end surface of the stopper 40 simultaneously stops against the stopper post 16 to prevent the stopper 40 from moving forward.

Referring to fig. 2, 6 and 7, the terminal block 30 includes an insulating block 31 and a metal reinforcement 32 integrally formed with the insulating block 31. The insulating stage 31 includes a covering portion 311 covering the rear end of the insulating body 10, a stage portion 312 formed by extending from a lower portion of the covering portion 311 to the rear, and an insertion slot 313 passing through the covering portion 311 and the stage portion 312 in the front-rear direction. The platform part 312 is formed with a supporting platform 314 spaced from the insertion groove 313, and the covering part 311 corresponds to the positioning post 315 of the positioning hole 18 of the insulation body 10. The metal reinforcement 32 includes a main plate 321 formed on the bottom surface of the insulating platform 31, side walls 322 formed by bending and extending upward from two lateral sides of the main plate 321, and fastening portions 323 formed by extending forward from the side walls 322. The fixing portion 323 is provided with a fastening hole 324, the fixing portion 323 extends to the outer side of the fastening block 19, and the fastening block 19 is fastened in the fastening hole 324 to fix the insulating body 10 and the terminal block 30. The main part board 321 is upward punched to form a plurality of embedded hooks 325, the embedded hooks 325 are provided with barbs (not shown), and the embedded hooks 325 are upward formed in the insulating table body 31 to tightly combine the insulating table body 31 with the metal reinforcing part 32.

The terminal block 30 is inserted from the rear end of the conductive terminal 20, so that the soldering land 24 of the conductive terminal 20 passes through the covering portion 311 and extends above the block surface portion 312, and the soldering land 24 is supported on the supporting block 314.

This application passes through stop a piece 40 with it forms to glue between the terminal platform 30 glue 50 layers, realize audio socket A's waterproof performance, simultaneously, set up brace table 314 on the terminal platform 30, conductive terminal 20 bends and forms and is located welding platform 24 on the brace table 314, can make things convenient for welding platform 24 and cable 80 carry out welded fastening.

The above description is only an example of the present application and is not intended to limit the present application. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the scope of the claims of the present application.

Claims (10)

1. The utility model provides an audio socket, including the insulator that is equipped with the grafting chamber, certainly the insulator rear end inserts a plurality of conductive terminal in the grafting chamber, detain the grafting intracavity and end the position conductive terminal end the position piece, locate end position piece rear end in order to seal the waterproof glue in grafting chamber and connect in terminal platform on the insulator rear end, its characterized in that, conductive terminal is including being located the elasticity cantilever of the horizontal both sides in grafting chamber, forming in elasticity cantilever free end extends to the contact portion in the grafting chamber and extends to welding platform on the terminal platform, the terminal platform including combine in the cover portion of insulator afterbody and certainly cover portion part downwardly extending forms mesa portion, conductive terminal's welding platform support in mesa portion top.

2. The audio jack of claim 1, wherein the terminal block includes an insulating block body and a metal reinforcement member integrally formed in the insulating block body, the covering portion and the land portion are disposed on the insulating block body, an upper surface of the land portion is lower than an upper surface of the covering portion, the insulating block body further includes an insertion slot penetrating through the covering portion and the land portion, the conductive terminal further includes an extension portion extending from the elastic cantilever rearward to a rear end of the insertion cavity, and the soldering land is formed by bending a top portion of the extension portion.

3. The audio jack according to claim 2, wherein the stage surface portion of the insulating stage body is provided with a plurality of support stages corresponding to the insertion grooves, the support stages being located on lateral left or right sides of the corresponding insertion grooves, the soldering stage being supported on the support stages.

4. The audio jack of claim 3, wherein the metal reinforcement includes a main plate portion formed on the bottom surface of the insulating platform, side wall portions formed by bending and extending upward from two lateral sides of the main plate portion, fastening portions extending rearward from the side wall portions to lateral outer sides of the insulating platform, and fastening holes formed in the fastening portions, and fastening blocks correspondingly fastened to the fastening holes are disposed on the lateral outer sides of the insulating platform.

5. The audio jack of claim 4, wherein the main plate has a plurality of embedded hooks formed thereon by upward punching, the embedded hooks having barbs thereon, and the embedded hooks are integrally formed in the insulating housing.

6. The audio jack according to claim 4, wherein a positioning hole is formed on a rear end surface of the insulating body, and a positioning post inserted into the positioning hole is formed on a front end surface of the covering portion.

7. The audio jack of claim 1, wherein the insulating body includes a peripheral wall enclosing the insertion cavity and a blocking post located at a rear end of the insertion cavity, the terminal slots are respectively arranged at two lateral sides of the blocking post, the conductive terminal further includes a bending portion located at a joint of the elastic cantilever and the extension portion, and a front end of the stop block abuts against the bending portion.

8. The audio jack of claim 7, wherein the stop block includes a stop body and a plurality of bayonets disposed at the bottom of the stop body for holding the conductive terminals, the outer edge of the front end of the bayonets is abutted against the bending portion, and the front end face of the stop body is stopped on the stop post.

9. The audio jack of claim 8, wherein the stop block further comprises a spacer extending forwardly from the stop body, the spacer extending between the resilient cantilevered arms of the two conductive terminals.

10. An audio jack assembly, comprising the audio jack according to any one of claims 1 to 9 and a wire-to-board connector electrically connected to the audio jack, wherein the wire-to-board connector comprises a plastic body, a clamping terminal assembled in the plastic body, and a cable connected to the clamping terminal and extending out of the plastic body, and the cable is soldered to a soldering platform of a conductive terminal of the audio jack.

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