CN202352961U - Double-layer headphone and microphone socket socket - Google Patents

Abstract

The utility model relates to a connector technical field of audio output especially relates to double-deck earphone and the female seat of microphone socket. The utility model comprises a shell, wherein an upper plastic seat, a lower plastic seat and a base are arranged in the shell, the front ends of the upper plastic seat and the lower plastic seat are respectively provided with a jack, a first audio shielding change-over switch is arranged in the upper plastic seat, a second audio shielding change-over switch is arranged in the lower plastic seat, the first audio shielding change-over switch comprises a first insulating elastic sheet, four support legs and five support legs which are sequentially arranged from top to bottom, and the four support legs are inwards provided with a first movable contact spring along the direction vertical to the jacks of the upper plastic seat; the second audio frequency shielding change-over switch comprises a second insulating elastic sheet, nine support legs and ten support legs which are sequentially arranged from top to bottom, and a second movable contact spring is inwards arranged on the nine support legs along the direction perpendicular to the insertion holes of the lower plastic seat. The utility model discloses simple structure, long service life has better audio frequency quality, and assembly efficiency is high.

Description

Double-layer headphone and microphone socket socket

technical field

The utility model relates to the technical field of connecting devices for audio output, in particular to a female socket applied to earphones and microphones.

Background technique

The headphone jack is widely used as a connecting device for audio output in multimedia electrical equipment such as computer hosts and speakers. The basic structure of the existing earphone jack includes a housing and a connecting terminal arranged in the housing, the connecting terminal is electrically connected to the audio signal output end of the PCB board of the multimedia electrical equipment, when the plug of the earphone is inserted into the housing of the earphone jack, the connection The terminal is electrically connected to the plug of the earphone, so as to realize audio output. Headphone jacks can be divided into monophonic and dual-channel according to different functions, and of course their structures are also different.

The high-definition audio standard (Intel HD Audio) introduced by Intel requires an audio shielding switch to be set in the headphone socket. In order to meet this standard, the applicant of the present utility model has developed a variety of earphone jacks, among which the Chinese patent No. ZL200620064487.0 discloses "a double-layer earphone and microphone socket female seat", including the upper and lower overlapping sets The upper plastic seat and the lower plastic seat, the front ends of the upper plastic seat and the lower plastic seat are respectively provided with a round hole for plugging in the plug of the earphone, and the upper plastic seat and the lower plastic seat are respectively provided with a card slot for installing a connecting terminal. The two connection terminals in the plastic seat form the audio shield switch of the upper plastic seat, and the two connection terminals located in the lower plastic seat form the audio shield switch of the lower plastic seat. The two connecting terminals of the audio shielding switch of the seat are in a disconnected state. When the plug is inserted, the plug squeezes and pushes one connecting terminal of the audio shielding switch forming the upper plastic seat to contact the other connecting terminal, thereby realizing the switching of the audio shielding switch. In the same way, the lower plastic seat can also realize the switching of the audio shielding switch. At present, the two connecting terminals of the audio shielding switch in the earphone socket are relatively long, and when the plug is inserted into the socket, the middle position of the connecting terminal is squeezed, and in actual use, the plug of the earphone or microphone is frequently inserted and pulled out, so it is squeezed The pushed connection terminals are prone to bending and deformation, resulting in poor contact effect of the two connection terminals forming the audio shielding switch, thereby affecting the audio quality of the double-layer headphone socket female seat, and the service life is short, and the assembly efficiency is not high.

Contents of the invention

The purpose of the utility model is to provide a double-layer earphone socket and a microphone socket female base against the deficiencies of the prior art, which has a simple structure, long service life, good audio quality and high assembly efficiency.

In order to achieve the above object, the utility model is realized through the following technical solutions.

The double-layer earphone and microphone socket female seat includes a shell. The shell is provided with an upper plastic seat, a lower plastic seat and a base. The front ends of the upper plastic seat and the lower plastic seat are respectively provided with jacks. There are 1, 2, 3, 4 and 5 legs, and 6, 7, 8, 9 and 10 legs are respectively snapped into the lower plastic seat. The legs are respectively clipped with extended legs, and the seventh, eighth, ninth, and tenth legs are respectively equipped with socket parts. A first audio shielding switch is provided in the plastic seat, and a second audio shielding switch is provided in the lower plastic seat. The first audio shielding switch includes a first insulating shrapnel, four legs, and five legs arranged in sequence from top to bottom. The four legs are provided with a first movable contact inward along the direction perpendicular to the jack of the upper plastic seat; the second audio shielding switch includes a second insulating shrapnel, nine legs, ten legs, and nine legs arranged in sequence from top to bottom A second movable contact piece is arranged inward along the direction perpendicular to the socket of the lower plastic seat.

Among them, the five legs are provided with the first static contact piece matched with the first moving contact piece, and the ten legs are provided with the second static contact piece matched with the second moving contact piece.

Preferably, the end of the first movable contact piece is provided with a first bump toward the side of five legs, and the end of the second movable contact piece is provided with a second bump toward the side of ten legs.

Preferably, the first insulating elastic piece is integrally formed with the upper plastic seat, and the second insulating elastic piece is integrally formed with the lower plastic seat.

Preferably, the first insulating elastic piece is bonded to the first moving contact piece, and the second insulating elastic piece is bonded to the second moving contact piece.

Preferably, the upper plastic seat and the lower plastic seat are fixedly connected by means of engagement, and the lower plastic seat and the base are fixedly connected by means of engagement.

Further, the base is in the shape of an "L" as a whole, a card slot is provided on the inner side of the vertical part of the base, and a socket is provided on the horizontal part of the base.

Furthermore, the lower part of the base is provided with a fixing column.

Preferably, the first audio shielding switch is arranged at the lower part of the upper plastic seat, and the second audio shielding switch is arranged at the lower part of the lower plastic seat.

Preferably, the casing is a metal casing, and the casing includes a front casing and a rear casing, and the front casing and the rear casing are buckled together.

The beneficial effects of the utility model are: the double-layer earphone and microphone socket female seat includes a shell, and the upper plastic seat, the lower plastic seat and the base are arranged in the shell, and the front ends of the upper plastic seat and the lower plastic seat are respectively provided with sockets. There are one, two, three, four and five legs in the upper plastic seat, and six, seven, eight, nine and ten legs in the lower plastic seat, and the first and sixth legs are connected to the ground extension leg. , The second, third, fourth, and fifth legs are respectively snapped with extended legs, the seventh, eighth, ninth, and tenth legs are respectively provided with socket parts, the grounded extended legs, the extended legs, and the socket parts of seven, eight, nine, and ten legs Fixedly plugged into the base, the upper plastic seat is provided with a first audio shielding switch, the lower plastic seat is provided with a second audio shielding switch, the first audio shielding switch includes the first insulation switch arranged in sequence from top to bottom Shrapnel, four legs, five legs, the four legs are provided with a first movable contact piece inwardly along the direction perpendicular to the jack of the upper plastic seat; the second audio shielding switching switch includes a second insulating shrapnel arranged in sequence from top to bottom, Nine legs, ten legs, and nine legs are provided with a second movable contact inwardly along the direction perpendicular to the socket of the lower plastic seat. Before the plug of the earphone is inserted into the jack of the upper plastic seat, the four legs and five legs of the first audio shielding switch are disconnected; when the plug of the earphone is inserted into the jack of the upper plastic seat, the plug squeezes the first insulating shrapnel , the first insulating shrapnel then pushes the first moving contact piece of the four legs and makes it contact with the fifth legs. At this time, the four legs and the fifth legs are in a conduction state; An insulating shrapnel and the first movable contact piece of the four legs return to the position before the plug is inserted under the action of their own elasticity, and at this time the four legs and the five legs are in the disconnected state; Or disconnect the signal to realize the function of audio shielding switching. Since the first movable contact pieces of the four legs are arranged inwardly along the direction perpendicular to the jack of the upper plastic seat, when the plug of the earphone is inserted into the jack of the upper plastic seat, the plug squeezes the first insulating elastic piece and makes the first insulating elastic piece contact with the first insulating elastic piece. The end of the first moving contact piece is in contact with the middle position of the first moving contact piece, so the first moving contact piece does not have a concave deformation in the middle, has a long service life, and has better audio quality, and the first moving contact piece The moving contact piece is relatively short, which saves manpower and improves assembly efficiency. In the same way, when the plug of the earphone is inserted into the jack of the lower plastic seat, the plug squeezes the second insulating shrapnel and makes the second insulating shrapnel contact with the end of the second moving contact piece, and the second moving contact piece will not produce a concave in the middle. out of shape.

Description of drawings

The utility model will be further described below using the accompanying drawings, but the embodiments in the accompanying drawings do not constitute any limitation to the present utility model.

Fig. 1 is a schematic diagram of an exploded structure of the utility model.

Fig. 2 is a schematic diagram of an exploded structure from another perspective of the present invention.

Fig. 3 is a schematic diagram of the assembly structure of the present utility model.

Fig. 4 is a schematic structural view of four or five legs of the present invention.

Fig. 5 is a schematic structural view of nine and ten supporting legs of the present invention.

Fig. 6 is a schematic diagram of a partial assembly structure of the present invention.

Fig. 7 is a structural schematic diagram of the concealed rear case and the base of the present invention.

Fig. 8 is a schematic diagram of a partial exploded structure of the present invention.

Fig. 9 is a schematic diagram of a partial exploded structure of the present invention.

Fig. 10 is a schematic diagram of a partial exploded structure of the present invention.

In Figures 1 to 10 include:

100—front shell, 102—rear shell, 1—one leg, 2—two legs, 3—three legs, 4—four legs, 5—five legs, 6—six legs, 7—seven legs, 8—eight Legs, 9—nine legs, 10—ten legs, 11—ground extension leg, 12—extended leg, 20—upper plastic seat, 21, 31—jack, 22—groove, 23—first insulating shrapnel, 30— Lower plastic seat, 32—bump, 33—second insulating shrapnel, 34—positioning column, 35—button groove, 41—first moving contact piece, 411—first bump, 51—first static contact piece, 60 —base, 61—card slot, 62—socket, 63—fixing column, 64—positioning hole, 65—buckle block, 91—second moving contact piece, 911—second bump, 101—second static contact piece .

Detailed ways

The utility model will be further described below in conjunction with embodiment.

Example 1:

As shown in Figures 1 to 10, the double-layer earphone and microphone socket female seat includes a metal shell, the metal shell includes a front shell 100 and a rear shell 102, and the front shell 100 is buckled with the rear shell 102, The upper plastic seat 20, the lower plastic seat 30 and the base 60 are arranged in the metal shell, and the metal shell can play a shielding role to prevent the audio signal from being disturbed.

The upper plastic seat 20 is fixedly connected to the lower plastic seat 30 by engaging, and the lower plastic seat 30 is fixedly connected to the base 60 by engaging. The lower end of the upper plastic seat 20 is provided with a groove 22, and the upper end of the lower plastic seat 30 is provided with a protrusion 32 that matches the groove 22, and the upper plastic seat 20 and the lower plastic seat 30 are connected by the protrusion 32 and the groove. 22 for fixed connection. The lower end of the lower plastic seat 30 is provided with a buckle groove 35 and a positioning column 34, and the horizontal part of the base 60 is provided with a buckle block 65 matching the buckle groove 35 and a positioning hole 64 matching the positioning column 34. When the seat 60 engages with the lower plastic seat 30 , the buckle block 65 snaps into the buckle groove 35 , and the positioning column 34 is inserted into the positioning hole 64 . The upper plastic seat 20, the lower plastic seat 30 and the base 60 are combined to form a whole, which has a stable structure and high assembly efficiency.

The front end of last plastic seat 20 is provided with jack 21, and the front end of lower plastic seat 30 is provided with jack 31, and is provided with one, two, three, four, five legs 1,2,3,4, respectively in the last plastic seat 20. 5. Six, seven, eight, nine, and ten legs 6, 7, 8, 9, and 10 are clamped in the lower plastic seat 30, and the first and sixth legs 1, 6 are all clamped to the ground extension leg 11, two, and three , Four, five legs 2, 3, 4, 5 are clamped with extension legs 12 respectively, and seven, eight, nine, ten legs 7, 8, 9, 10 are respectively provided with plugging parts.

Among them, the first and sixth legs 1 and 6 are grounding legs, the second and third legs 2 and 3 are the connection terminals of the left and right sound channels of the upper plastic seat 20 respectively, and the seven and eight legs 7 and 8 are the connection terminals of the lower plastic seat 30 respectively. Connection terminals for left and right audio channels.

The base 60 is in the shape of an "L" as a whole. A slot 61 is provided on the inner side of the vertical part of the base 60 , and a socket 62 is provided on the horizontal part of the base 60 . The ground extension leg 12 and the two legs 2, three legs 3, four legs 4, and five legs 5 respectively engaged with the ground extension leg 12 are respectively engaged in the corresponding slots 61 on the inner side of the vertical part of the base 60, and the ground extension The lower part of the leg 11 , the lower part of the extended leg 12 and the insertion parts of the seven, eight, nine and ten legs 7, 8, 9, 10 are fixedly plugged into the corresponding socket 62 of the horizontal part of the base 60 .

The lower part of the base 60 is provided with a fixing column 63, which facilitates the installation and fixing of the double-layer earphone socket.

The upper plastic seat 20 is provided with a first audio shielding switch, and the lower plastic seat 30 is provided with a second audio shielding switch. The first audio shielding switch includes a first insulating shrapnel 23 and four legs arranged in sequence from top to bottom. 4. Five legs 5 and four legs 4 are provided with a first movable contact piece 41 inwardly along the direction perpendicular to the jack 21 of the upper plastic seat 20; the second audio shielding switch includes a second insulation board arranged in sequence from top to bottom. The shrapnel 33 , the nine legs 9 , the ten legs 10 , and the nine legs 9 are provided with a second movable contact piece 91 inwardly along the direction perpendicular to the socket 31 of the lower plastic seat 30 .

The first audio shielding switch is arranged on the lower part of the upper plastic seat 20 , and the second audio shielding switch is arranged on the lower part of the lower plastic seat 30 . Of course, according to actual installation requirements, the first audio shielding switch can be arranged on the upper, left or right part of the upper plastic seat 20, and the second audio shielding switch can also be arranged on the upper or left part of the lower plastic seat 30. or right.

Before the plug of the earphone was inserted into the jack 21 of the upper plastic seat 20, four legs 4 and five legs 5 of the first audio shielding switch were in a disconnected state; when the plug of the earphone was inserted into the jack 21 of the upper plastic seat 20, the plug Squeeze the first insulating shrapnel 23, and the first insulating shrapnel 23 pushes the first movable contact piece 41 of the four legs 4 and makes it contact with the five legs 5, at this time, the four legs 4 and the five legs 5 are in a conduction state; when the earphone When the plug is pulled out of the jack 21 of the upper plastic seat 20, the first insulating shrapnel 23 and the first movable contact piece 41 of the four legs 4 return to the position before the plug is inserted under the action of their own elasticity. At this time, the four legs 4 and five The support pin 5 is in the disconnected state; the control chip realizes the audio shielding switching function by obtaining the signal of the conducting state or the disconnecting state of the first audio shielding switching switch.

Since the first movable contact piece 41 of the four legs 4 is arranged inwardly along the direction perpendicular to the jack 21 of the upper plastic seat 20, when the plug of the earphone is inserted into the jack 21 of the upper plastic seat 20, the plug squeezes the first insulating shrapnel 23 And the first insulating elastic piece 23 is in contact with the end of the first movable contact piece 41, rather than against the middle position of the first movable contact piece 41, so that the first movable contact piece 41 will not produce a concave deformation in the middle, and has a long service life , has better audio quality, and the first movable contact piece 41 is relatively short, which saves labor and improves assembly efficiency. In the same way, when the plug of the earphone is inserted into the jack 31 of the lower plastic seat 30, the plug squeezes the second insulating elastic piece 33 and makes the second insulating elastic piece 33 contact with the end of the second moving contact piece 91, and the second moving contact piece 91 There will be no concave deformation in the middle.

The five legs 5 are provided with a first static contact piece 51 matched with the first moving contact piece 41 , and the ten legs 10 are provided with a second static contact piece 101 matched with the second moving contact piece 91 . Both the first moving contact piece 41 and the first static contact piece 51 are elastic metal shrapnel. When the plug is inserted into the jack 21 of the upper plastic seat 20, the first moving contact piece 41 presses down and contacts the first static contact piece 51. At the same time, the first static contact piece 51 is elastically deformed, so that the contact between the first movable contact piece 41 and the first static contact piece 51 is more closely. Similarly, the second movable contact piece 91 and the second static contact piece 101 are elastic metal shrapnel, when the plug is inserted into the jack 31 of the lower plastic seat 30, the second moving contact piece 91 is pressed down and contacts the second static contact piece 101, making the second static contact piece 101 elastic at the same time In this way, the contact between the second moving contact piece 91 and the second static contact piece 101 can be made closer, thereby ensuring the transmission quality of the audio signal.

Furthermore, the end of the first moving contact piece 41 is provided with a first protrusion 411 on the side facing the five legs 5 , and the end of the second moving contact piece 91 is provided with a second protrusion 911 on the side facing the ten legs 10 . When the plug is inserted into the jack 21 of the upper plastic seat 20, the first bump 411 can make the contact effect between the first movable contact piece 41 and the first static contact piece 51 better, and when the plug is inserted into the jack 31 of the lower plastic seat 30 , the second bump 911 can make the contact effect between the second moving contact piece 91 and the second static contact piece 101 better.

Preferably, the first insulating elastic piece 23 is integrally formed with the upper plastic seat 20 , and the second insulating elastic piece 33 is integrally formed with the lower plastic seat 30 . The first insulating shrapnel 23 prevents the plug of the earphone from directly contacting the four legs 4, the second insulating shrapnel 33 prevents the plug of the earphone from directly contacting the nine legs 9, the first insulating shrapnel 23 is integrally formed with the upper plastic seat 20, and the second insulating shrapnel 33 It is integrally formed with the lower plastic seat 30, which can improve assembly efficiency.

Example 2:

The difference between this embodiment and Embodiment 1 is that the first insulating elastic piece 23 is bonded to the first moving contact piece 41, and the second insulating elastic piece 33 is bonded to the second moving contact piece 91. Before assembly, the first insulating elastic piece 23 is directly bonded to the first movable contact piece 41 by terminal in-mold injection molding or hot-melt bonding, and the second insulating elastic piece 33 is directly bonded to the second movable contact piece 33 by terminal in-mold injection molding or hot-melt bonding. On the contact piece 91, it plays the function of insulating the first movable contact piece 41 or the second movable contact piece 91 from the plug of the earphone. At this time, the first insulating elastic piece 23 and the second insulating elastic piece 33 themselves no longer have elasticity, but Move together with the first moving contact piece 41 or the second moving contact piece 91 .

The rest of the content of this embodiment is the same as that of Embodiment 1, and will not be repeated here.

The above content is only a preferred embodiment of the present utility model. For those of ordinary skill in the art, according to the idea of the present utility model, there will be changes in the specific implementation and scope of application. The content of this specification should not be understood as Limitations on the Invention.

Claims (10)

1. the female seat of double-deck earphone and microphone jack; Comprise housing, be provided with plastic seat, following plastic seat and pedestal in the housing, the front end of last plastic seat and following plastic seat is respectively equipped with jack; Be arranged with one, two, three, four, five legs in the last plastic seat respectively; Be arranged with six, seven, eight, nine, ten legs in the following plastic seat respectively, one, six legs all are connected in ground connection and add long foot, and two, three, four, five legs are connected with the lengthening pin respectively; Seven, eight, nine, ten legs are respectively equipped with the Plug Division; The Plug Division that ground connection adds long foot, lengthening pin and seven, eight, nine, ten legs fixedly is plugged in pedestal, is provided with first audio frequency shielding diverter switch in the last plastic seat, is provided with second audio frequency shielding diverter switch in the following plastic seat; It is characterized in that: first audio frequency shielding diverter switch comprises the first insulation shell fragment, four legs, five legs that set gradually from top to bottom, and four legs edge inwardly is provided with first movable contact spring perpendicular to the direction of the jack of last plastic seat; Second audio frequency shielding diverter switch comprises the second insulation shell fragment, nine legs, ten legs that set gradually from top to bottom, and nine legs edge inwardly is provided with second movable contact spring perpendicular to the direction of the jack of following plastic seat.

2. the earphone of bilayer according to claim 1 and microphone jack are female, and it is characterized in that: five legs are provided with first static contact that matches with first movable contact spring, and ten legs are provided with second static contact that matches with second movable contact spring.

3. the earphone of bilayer according to claim 1 and 2 and microphone jack are female, it is characterized in that: the end of first movable contact spring is provided with first projection towards a side of five legs, and the end of second movable contact spring is provided with second projection towards a side of ten legs.

4. the earphone of bilayer according to claim 1 and 2 and microphone jack are female, it is characterized in that: the first insulation shell fragment and last plastic seat are one-body molded, and the second insulation shell fragment is one-body molded with following plastic seat.

5. double-deck earphone socket according to claim 1 and 2 is characterized in that: the first insulation shell fragment and first movable contact spring are bonding, and the second insulation shell fragment and second movable contact spring are bonding.

6. the earphone of bilayer according to claim 1 and 2 and microphone jack are female, it is characterized in that: go up plastic seat and be fixedly connected through the mode that engages with following plastic seat, following plastic seat is fixedly connected through the mode that engages with pedestal.

7. the earphone of bilayer according to claim 6 and microphone jack are female, and it is characterized in that: pedestal integral body is L-shaped, and the inboard of the vertical portion of pedestal is provided with draw-in groove, and the horizontal part of pedestal is provided with socket.

8. the earphone of bilayer according to claim 7 and microphone jack are female, and it is characterized in that: the bottom of pedestal is provided with fixed leg.

9. the earphone of bilayer according to claim 1 and microphone jack are female, it is characterized in that: first audio frequency shielding diverter switch is arranged at the bottom of plastic seat, and second audio frequency shielding diverter switch is arranged at down the bottom of plastic seat.

10. the earphone of bilayer according to claim 1 and microphone jack are female, and it is characterized in that: housing is a metal shell, and housing comprises procapsid and back casing, procapsid and back casing snapping.

Images