CN211320387U - Earphone socket connector with special structure - Google Patents

Abstract

The utility model discloses a special construction's earphone socket connector, it includes: the earphone comprises an insulating body and a plurality of terminals arranged in the insulating body, wherein the terminals comprise a grounding elastic sheet terminal, a first contact elastic sheet terminal, a second contact elastic sheet terminal, a switch elastic sheet terminal and a fixed elastic sheet terminal which are arranged in the insulating body, the first contact elastic sheet terminal and the second contact elastic sheet terminal are arranged in tandem at intervals and are abutted against an earphone plug, and the fixed elastic sheet terminal is not provided with an electric connecting part connected with a circuit. The utility model realizes the electrical conduction with the three-section earphone through one of the first contact spring terminal and the second contact spring terminal matching with the grounding spring terminal and the switch spring terminal; the first contact spring piece terminal and the second contact spring piece terminal are matched with the grounding spring piece terminal and the switch spring piece terminal to realize electrical conduction with the four-section type earphone, and any three-section type earphone and/or four-section type earphone in the market can be met at the same time.

Description

Earphone socket connector with special structure

The technical field is as follows:

the utility model relates to an earphone socket technical field refers in particular to an earphone socket connector of special construction.

Background art:

at present, with the development of society, electronic products have been popularized to every aspect of life, and the existing electronic products are generally provided with earphone sockets. The earphone socket usually includes insulator and shell fragment terminal, has offered on the insulator to be used for earphone plug male earphone jack, and the contact site of shell fragment terminal stretches into in the earphone jack and with each metal termination electric connection on the earphone plug, realizes that the electric property switches on left channel, right channel and microphone to realize that the earphone answers the audio file. The existing earphone plug on the market comprises different structural types such as a three-section type earphone and a four-section type earphone, the existing earphone socket on the market cannot simultaneously meet the requirements of the three-section type earphone and the four-section type earphone, and the existing earphone socket on the market has insufficient plugging force on the earphone, so that the electric connection is influenced.

In view of the above, the present inventors propose the following.

The utility model has the following contents:

an object of the utility model is to overcome prior art not enough, provide an earphone socket connector of special construction.

In order to solve the technical problem, the utility model discloses a following technical scheme: the earphone socket connector with the special structure comprises: the earphone comprises an insulating body and a plurality of terminals arranged in the insulating body, wherein the terminals comprise a grounding elastic sheet terminal, a first contact elastic sheet terminal, a second contact elastic sheet terminal, a switch elastic sheet terminal and a fixed elastic sheet terminal which are arranged in the insulating body, the first contact elastic sheet terminal and the second contact elastic sheet terminal are arranged in tandem at intervals and are abutted against an earphone plug, and the fixed elastic sheet terminal is not provided with an electric connection part connected with a circuit.

Furthermore, in the above technical solution, the switch elastic sheet terminal includes a static sheet terminal and an elastic sheet terminal pressing against the static sheet terminal to form a pair of normally closed switches, and when the earphone plug is inserted, the normally closed switch is turned off.

Further, in the above technical solution, the grounding spring terminal is disposed at the front end of the insulating body, and includes: the earphone plug comprises a first pin part, a first connecting part and a first contact part, wherein the first pin part penetrates out of the insulating body downwards from the left side of the jack of the insulating body, the first connecting part is formed at the upper end of the first pin part and extends to the upper part of the jack in a bending mode, the first contact part is formed at the front end of the first connecting part and extends into the jack in a bending mode downwards, and the first contact part is bent in a V shape and is in elastic abutting contact with the earphone plug inserted into the jack.

Further, in the above technical solution, the first contact dome terminal is disposed at the front end of the insulating body and is symmetrical to the ground dome terminal, and includes: the earphone plug comprises a jack, a first pin part, a first connecting part and a first contact part, wherein the first pin part penetrates out of the jack of the insulating body downwards from the right side of the jack, the first connecting part is formed at the upper end of the first pin part and is positioned on the right side of the jack, the first contact part is formed on the first connecting part and is bent towards the left side and extends into the jack, and the first contact part is elastically pressed and contacted with the earphone plug inserted into the jack.

Further, in the above technical solution, the second contact dome terminal is disposed at a rear side of the ground dome terminal, and includes: the earphone plug comprises a third pin part which penetrates out of the insulating body downwards from the left side of the jack of the insulating body, a third connecting part which is formed at the upper end of the third pin part and is positioned at the left side of the jack, and a third contact part which is formed on the third connecting part and is bent towards the right side to extend into the jack, wherein the third contact part is elastically pressed and contacted with the earphone plug inserted into the jack.

Further, in the above technical solution, the elastic sheet terminal is disposed at the lower end of the insertion hole of the insulating body, and includes: the fourth pin part penetrates out of the rear end of the right side of the jack of the insulating body, a fourth connecting part bent and formed on the left side of the fourth pin part and extending to the lower end of the jack, and a fourth contact part bent and formed at the front end of the fourth connecting part in a U shape and extending backwards, wherein a first convex part in an inverted V shape is formed on the fourth contact part.

Further, in the above technical solution, the fixed terminal is disposed beside the elastic sheet terminal, and includes: the earphone plug comprises a fifth pin part penetrating out of the rear end of the right side of the jack of the insulating body, a fifth connecting part formed on the left side of the fifth pin part and bent upwards to extend, and a fifth contact part formed at the upper end of the fifth connecting part and extending to abut against the fourth contact part, wherein the fourth contact part elastically abuts against the fifth contact part, and the fourth contact part is separated from the fifth contact part after the earphone plug is inserted into the jack.

Further, in the above technical solution, the fixed dome terminal is disposed behind the second contact dome terminal, and includes: the plug comprises a fixed connecting part inserted into the rear end of the insulating body and a sixth contact terminal which is formed on the fixed connecting part and bent to extend into the jack, wherein the sixth contact terminal is bent in a V shape and is pressed against the earphone plug inserted into the jack.

Furthermore, in the above technical solution, the insulation body includes a main body, a guide head formed at a front end of the main body, and the insertion hole penetrating the whole body, a first insertion terminal groove for mounting the grounding spring terminal, a second insertion terminal groove located at a side symmetrical to the first insertion terminal groove and for mounting the first contact spring terminal, and a third insertion terminal groove located at a side of the first insertion terminal groove and for mounting the second contact spring terminal are formed at an upper end surface of a front portion of the main body, and a fourth insertion terminal groove for mounting the switch spring terminal is formed at a rear end surface of the main body.

After the technical scheme is adopted, compared with the prior art, the utility model has following beneficial effect:

1. in the utility model, a grounding spring piece terminal, a first contact spring piece terminal, a second contact spring piece terminal and a switch spring piece terminal are arranged in the insulating body, and one of the first contact spring piece terminal and the second contact spring piece terminal is matched with the grounding spring piece terminal and the switch spring piece terminal to realize the electrical conduction with the three-section earphone; cooperate ground connection shell fragment terminal and switch shell fragment terminal simultaneously by first contact shell fragment terminal and second contact shell fragment terminal to realize switching on with the four-section earphone electrical property, consequently, the utility model discloses can satisfy any syllogic earphone and/or four-section earphone on the market simultaneously. And through add a fixed shell fragment terminal at the rear end of insulator, increase the plug power of earphone plug through this fixed shell fragment terminal, make earphone plug can stabilize the contact with each conductive terminal and be difficult for dropping, guarantee the stability of contact.

2. The utility model discloses well switch shell fragment terminal adopts the shell fragment terminal and the still terminal component of a pair of normally closed to constitute, when headphone plug inserts, supports to press and makes its and still terminal disconnection on the shell fragment terminal, realizes that the electrical property of each terminal switches on, and the structure setting through this normally closed can prevent to make each terminal accident switch on because of electrically conductive debris or drop of water get into insulator's jack, and leads to the speaker of electronic product to lose the sound and can't launch.

Description of the drawings:

fig. 1 is an exploded view of the present invention;

fig. 2 is a perspective view of the insulating body of the present invention;

fig. 3 is an exploded view of the terminal of the present invention;

fig. 4 is a perspective view of the present invention.

Description of reference numerals:

1 insulating body 10 jack 11 body

111 first plug terminal groove 112 second plug terminal groove 113 third plug terminal groove

114 fourth slot 115 fifth slot 12 guide head

121-opening 2-terminal 3-grounding elastic sheet terminal

31 first lead part 311 second projection 32 first connection part

33 first contact part 34 reinforcing rib 4 first contact spring terminal

41 second lead part 42 second connection part 421 third projection

43 second contact part 5 second contact dome terminal 51 third leg part

52 third connecting portion 521 fourth projection 53 third contact portion

The fourth pin part of the 6 switch elastic sheet terminal 7 elastic sheet terminal 71

72 fourth connecting portion 73 fourth contact portion 731 first projection

Fifth connection part of fifth lead part 82 of 8 still terminal 81

821 fifth projection 83 and fifth contact 9 fixed spring terminal

91 fixed connection 911 guide inclined plane 912 barb

92 sixth contact terminal

The specific implementation mode is as follows:

the present invention will be further described with reference to the following specific embodiments and accompanying drawings.

Referring to fig. 1 to 4, an earphone socket connector of a special structure includes: the earphone comprises an insulating body 1 and a plurality of terminals 2 arranged in the insulating body 1, wherein the terminals 2 comprise a grounding elastic sheet terminal 3, a first contact elastic sheet terminal 4, a second contact elastic sheet terminal 5, a switch elastic sheet terminal 6 and a fixed elastic sheet terminal 9 which are arranged in the insulating body 1, the first contact elastic sheet terminal 4 and the second contact elastic sheet terminal 5 are arranged in tandem at intervals and are abutted against an earphone plug, and the fixed elastic sheet terminal 9 is not provided with an electric connection part connected with a circuit. In the utility model, a grounding spring piece terminal 3, a first contact spring piece terminal 4, a second contact spring piece terminal 5 and a switch spring piece terminal 6 are arranged in an insulating body 1, and one of the first contact spring piece terminal 4 and the second contact spring piece terminal 5 is matched with the grounding spring piece terminal 3 and the switch spring piece terminal 6 to realize the electrical conduction with a three-section earphone; cooperate ground connection shell fragment terminal 3 and switch shell fragment terminal 6 simultaneously by first contact shell fragment terminal 4 and second contact shell fragment terminal 5 to realize switching on with the four-section type earphone electrical property, consequently, the utility model discloses can satisfy any syllogic earphone and/or four-section type earphone on the market simultaneously.

The switch elastic sheet terminal 6 comprises a static sheet terminal 7 and an elastic sheet terminal 8 which is pressed against the static sheet terminal 7 to contact into a pair of normally closed switches, and when the earphone plug is inserted, the normally closed switches are disconnected. The utility model discloses well switch shell fragment terminal 6 adopts the shell fragment terminal 7 and the still terminal 8 constitution of a pair of normally closed, when headphone plug inserts, supports to press and makes its and still terminal 8 disconnection on shell fragment terminal 7, realizes that the electrical property of each terminal switches on, and the structure setting through this normally closed can prevent to make each terminal accident switch on because of electrically conductive debris or drop of water get into insulator's jack, and leads to the unable start of speaker silence of electronic product.

Fixed shell fragment terminal 9 set up in second contact shell fragment terminal 5 rear, it includes: a fixed connection part 91 inserted into the rear end of the insulating body 1, and a sixth contact terminal 92 formed on the fixed connection part 91 and bent to extend into the insertion hole 10, wherein the sixth contact terminal 92 is bent in a V-shape and pressed against the earphone plug inserted into the insertion hole 10. Fixed connection portion 91 the front end shaping of side end face has the convenience fixed shell fragment terminal 9 inserts guide inclined plane 911 in the insulator 1, fixed connection portion 91 the rear end shaping of side end face about having and being used for fixed shell fragment terminal 9 inserts this fixed shell fragment terminal 9's barb 912 of after-fixing in the insulator 1. The utility model discloses in add a fixed shell fragment terminal 9 in insulator 1's rear end, through this fixed shell fragment terminal 9 increase headphone plug's plug power, make headphone plug can stabilize with each conductive terminal and contact and be difficult for dropping, guarantee the stability of contact.

The grounding elastic sheet terminal 3 is arranged at the front end of the insulating body 1 and comprises: the earphone plug comprises a first pin part 31 which penetrates out of the insulating body 1 downwards from the left side of the jack 10 of the insulating body 1, a first connecting part 32 which is formed at the upper end of the first pin part 31 and extends to the upper part of the jack 10 in a bending mode, and a first contact part 33 which is formed at the front end of the first connecting part 32 and extends into the jack 10 in a bending mode downwards, wherein the first contact part 33 is bent in a V shape and is elastically pressed and contacted with the earphone plug inserted into the jack 10. A reinforcing rib 34 is formed at the joint of the first connecting portion 32 and the first contact portion 33, and a second protrusion 311 for fixing the grounding spring terminal 3 after the grounding spring terminal 3 is inserted into the insulating main body 1 is formed at the upper end of the first pin portion 31.

First contact shell fragment terminal 4 set up in 1 front end of insulator and with ground connection shell fragment terminal 3 symmetry, it includes: a second pin portion 41 passing through the insulating body 1 from the right side of the jack 10 of the insulating body 1, a second connecting portion 42 formed at the upper end of the second pin portion 41 and located at the right side of the jack 10, and a second contact portion 43 formed on the second connecting portion 42 and bent to the left side to extend into the jack 10, wherein the second contact portion 43 is elastically pressed and contacted with the earphone plug inserted into the jack 10. The middle of the second connecting portion 42 is punched towards one side to form a second contact portion 43, and a third protrusion 421 for fixing the first contact dome terminal 4 after the first contact dome terminal 4 is inserted into the insulating main body 1 is formed at the upper end of the second connecting portion 42.

Second contact shell fragment terminal 5 set up in ground connection shell fragment terminal 3 rear side, it includes: a third pin part 51 passing through the insulating body 1 from the left side of the jack 10 of the insulating body 1, a third connecting part 42 formed at the upper end of the third pin part 51 and located at the left side of the jack 10, and a third contact part 53 formed on the third connecting part 52 and bent to the right side to extend into the jack 10, wherein the third contact part 53 is elastically pressed and contacted with the earphone plug inserted into the jack 10. The middle of the third connecting portion 52 is stamped to form a third contact portion 53, and a fourth protrusion 521 is formed at the upper end of the third connecting portion 52 for fixing the second contact dome terminal 5 after the second contact dome terminal 5 is inserted into the insulating main body 1.

The dome terminal 7 is disposed at the lower end of the jack 10 of the insulating body 1, and includes: a fourth lead portion 71 extending out from the rear end of the right side of the insertion hole 10 of the insulating main body 1, a fourth connecting portion 72 bent and formed on the left side of the fourth lead portion 71 and extending to the lower end of the insertion hole 10, and a fourth contact portion 73 bent and formed at the front end of the fourth connecting portion 72 in a U-shape and extending rearward, wherein a first protrusion 731 shaped in an inverted V-shape is formed on the fourth contact portion 73.

The still terminal 8 set up in the shell fragment terminal 7 side, it includes: a fifth pin 81 extending out from the rear end of the right side of the jack 10 of the insulating body 1, a fifth connecting portion 82 formed on the left side of the fifth pin 81 and bent upward, and a fifth contact portion 83 bent and formed on the upper end of the fifth connecting portion 82 and extending to abut against the fourth contact portion 73, wherein the fourth contact portion 73 elastically abuts against the fifth contact portion 83, and after the headphone plug is inserted into the jack 10, the fourth contact portion 73 is separated from the fifth contact portion 83. A fifth projection 821 for fixing the stator terminal 8 after the stator terminal 8 is inserted into the insulating main body 1 is formed on the fifth connection portion 82.

The insulating body 1 comprises a main body 11, a guide head 12 formed at the front end of the main body 11 and a jack 10 penetrating the whole, a first plug terminal groove 111 for mounting the grounding spring terminal 3, a second plug terminal groove 112 located on one side symmetrical to the first plug terminal groove 111 and used for mounting the first contact spring terminal 4, and a third plug terminal groove 113 located beside the first plug terminal groove 111 and used for mounting the second contact spring terminal 5 are formed on the upper end surface of the front part of the main body 11, and a fourth plug terminal groove 114 for mounting the switch spring terminal 6 is formed on the rear end surface of the main body 11. A fifth plug terminal groove 115 for mounting the fixed dome terminal 9 is further formed at the rear end of the main body 1, and the fifth plug terminal groove 115 is located beside the fourth plug terminal groove 114. An opening 121 for the first contact part 33 to pass through is formed at the upper end of the guide head 12. The fixed dome terminal 9 is inserted into the fifth plug terminal groove 115.

To sum up, the utility model discloses during the use, with first contact shell fragment terminal 4 and second contact shell fragment terminal 5 respectively with microphone and right track circuit switch on, with shell fragment terminal 7 and left track circuit switch on, when the syllogic earphone inserts in jack 10 of insulator 1, first contact shell fragment terminal 4 is inoperative, realizes transmitting the audio frequency to the earphone by second contact shell fragment terminal 5 and shell fragment terminal 7; when the four-section type earphone is inserted into the jack 10 of the insulation body 1, the second contact spring piece terminal 5 and the spring piece terminal 7 transmit the audio frequency to the earphone, and the first contact spring piece terminal 4 transmits the voice received by the earphone microphone to the electronic equipment.

Of course, the above description is only an exemplary embodiment of the present invention, and not intended to limit the scope of the present invention, and all equivalent changes and modifications made by the constructions, features, and principles of the present invention in accordance with the claims of the present invention are intended to be included in the scope of the present invention.

Claims (9)

1. An earphone socket connector of special construction comprising: the earphone comprises an insulating body (1) and a plurality of terminals (2) arranged in the insulating body (1), and is characterized in that the terminals (2) comprise grounding elastic sheet terminals (3), first contact elastic sheet terminals (4), second contact elastic sheet terminals (5), switch elastic sheet terminals (6) and fixed elastic sheet terminals (9) which are arranged in the insulating body (1), the first contact elastic sheet terminals (4) and the second contact elastic sheet terminals (5) are arranged in tandem at intervals and are pressed on an earphone plug, and the fixed elastic sheet terminals (9) are not provided with electric connection parts connected with a circuit.

2. The specially constructed earphone socket connector of claim 1, wherein: the switch elastic sheet terminal (6) comprises an elastic sheet terminal (7) and a static sheet terminal (8) which is pressed against the elastic sheet terminal (7) to contact with the elastic sheet terminal to form a pair of normally closed switches, and when the earphone plug is inserted, the normally closed switches are disconnected.

3. The specially constructed earphone socket connector of claim 2, wherein: ground connection shell fragment terminal (3) set up in insulator (1) front end, it includes: the earphone plug comprises a first pin part (31) which penetrates out of the insulating body (1) downwards from the left side of the jack (10) of the insulating body (1), a first connecting part (32) which is formed at the upper end of the first pin part (31) and extends to the upper side of the jack (10) in a bending mode, and a first contact part (33) which is formed at the front end of the first connecting part (32) and extends into the jack (10) in a bending mode downwards, wherein the first contact part (33) is bent in a V shape and is in elastic pressing contact with the earphone plug inserted into the jack (10).

4. A specially constructed earphone socket connector according to claim 3, wherein: first contact shell fragment terminal (4) set up in insulator (1) front end and with ground connection shell fragment terminal (3) symmetry, it includes: the earphone plug comprises a second pin part (41) which penetrates out of the insulating body (1) downwards from the right side of the jack (10) of the insulating body (1), a second connecting part (42) which is formed at the upper end of the second pin part (41) and is positioned at the right side of the jack (10), and a second contact part (43) which is formed on the second connecting part (42) and is bent towards the left side to extend into the jack (10), wherein the second contact part (43) is elastically pressed and contacted with the earphone plug inserted into the jack (10).

5. A specially constructed earphone socket connector according to claim 3, wherein: second contact shell fragment terminal (5) set up in ground connection shell fragment terminal (3) rear side, it includes: the earphone plug comprises a third pin part (51) which penetrates out of the insulating body (1) downwards from the left side of the jack (10) of the insulating body (1), a third connecting part (52) which is formed at the upper end of the third pin part (51) and is positioned on the left side of the jack (10), and a third contact part (53) which is formed on the third connecting part (52) and is bent towards the right side to extend into the jack (10), wherein the third contact part (53) is elastically pressed and contacted with the earphone plug inserted into the jack (10).

6. A specially constructed earphone socket connector according to claim 3, wherein: the shell fragment terminal (7) set up in insulator (1) jack (10) lower extreme, it includes: a fourth lead part (71) penetrating out from the rear end of the right side of the jack (10) of the insulating body (1), a fourth connecting part (72) bent and formed on the left side of the fourth lead part (71) and extending to the lower end of the jack (10), and a fourth contact part (73) bent and formed at the front end of the fourth connecting part (72) in a U shape and extending backwards, wherein a first convex part (731) in an inverted V shape is formed on the fourth contact part (73).

7. The specially constructed earphone socket connector of claim 6, wherein: still terminal (8) set up in shell fragment terminal (7) side, it includes: the earphone plug comprises a fifth pin part (81) penetrating out of the rear end of the right side of the jack (10) of the insulating body (1), a fifth connecting part (82) formed on the left side of the fifth pin part (81) and extending upwards in a bending mode, and a fifth contact part (83) formed on the upper end of the fifth connecting part (82) in a bending mode and extending to abut against the fourth contact part (73), wherein the fourth contact part (73) elastically abuts against the fifth contact part (83), and after the earphone plug is inserted into the jack (10), the fourth contact part (73) is separated from the fifth contact part (83) in a breaking mode.

8. A specially constructed earphone socket connector according to claim 3, wherein: fixed shell fragment terminal (9) set up in second contact shell fragment terminal (5) rear, it includes: the plug comprises a fixed connecting part (91) inserted into the rear end of the insulating body (1) and a sixth contact terminal (92) which is formed on the fixed connecting part (91) and bent to extend into the jack (10), wherein the sixth contact terminal (92) is bent in a V shape and is pressed against the earphone plug inserted into the jack (10).

9. An earphone socket connector of special construction according to any one of claims 3-8, characterized in that: the insulation body (1) comprises a main body (11), a guide head (12) formed at the front end of the main body (11) and a jack (10) penetrating through the whole, a first plug terminal groove (111) used for installing the grounding elastic sheet terminal (3), a second plug terminal groove (112) located on one side symmetrical to the first plug terminal groove (111) and used for installing the first contact elastic sheet terminal (4), and a third plug terminal groove (113) located beside the first plug terminal groove (111) and used for installing the second contact elastic sheet terminal (5) are formed in the upper end face of the front portion of the main body (11), and a fourth plug terminal groove (114) used for installing the switch elastic sheet terminal (6) is formed in the rear end face of the main body (11).

Images