CN205159571U - Improved Structure of Voice Socket - Google Patents

Abstract

The utility model discloses an improved structure of a voice socket, which comprises an insulating seat, a terminal group arranged in the insulating seat and a shell fixed outside the insulating seat, wherein the insulating seat is provided with a socket; the terminal group comprises a detection terminal, a movable terminal and a fixed terminal which are used as switch terminals and are mutually matched, an interval is formed between the movable terminal and the fixed terminal, and the end part of the detection terminal is connected with the end part of the movable terminal through an insulating block, mutually supported and mutually insulated. After long-term use, when movable terminal and when listening any one terminal of terminal produced the deformation, the terminal protection that the terminal that does not produce the deformation can not be made by movable terminal and insulating block and the assembly of listening the terminal and constituteing, can effectively guarantee that movable terminal and the fixed terminal as the switch terminal can normally lead and connect, prevent that this switch terminal from becoming invalid to this guarantees the life of whole pronunciation socket, improves the utility model discloses a market competition.

Description

Improved Structure of Voice Socket

Technical field:

The utility model relates to the technical field of connector products, in particular to an improved structure of a voice socket.

Background technique:

Connectors are the main adapters for electrical signal transmission in various electronic products. Among them, audio sockets (ie, audio connectors) are specially provided for audio signal output/input, and are widely used in various audio-visual products. Among them, especially in recent years, with the rapid development of various portable electronic products, such as mobile phones, personal digital assistants (PDAs), MP3 players, recorders, notebook computers, Apple iPods, etc. are widely used in various Voice jacks of various sizes.

At present, there is a voice socket on the market, which includes: an insulating base, a terminal group installed in the insulating base, and a housing installed on the periphery of the insulating base, wherein the insulating base has a socket, which is used for For external plug insertion. Wherein, the terminal group includes a detection terminal, a left sound channel terminal, a right sound channel terminal, a ground terminal, a microphone terminal, and a movable terminal and a fixed terminal which are used as switch terminals and adapted to each other, wherein the movable terminal and the fixed terminal A gap is formed between them, wherein an insulating block is installed at the end of the detection terminal, the insulating block is located beside the movable terminal, and the insulating block is not connected to the movable terminal, that is to say, the insulating block is connected to the movable terminal are independent of each other.

When the external plug is plugged into the socket of the voice socket, the detection terminal in the voice socket contacts the external plug and is forced to move outward. At this time, the detection terminal drives the insulating block at the end to move outward. The insulating block is in contact with the movable terminal, and forces the movable terminal to move toward the fixed terminal, so that the movable terminal is connected to the fixed terminal. After the voice socket is used for a long time, both the movable terminal and the detection terminal may be deformed. When any of the movable terminal and the detection terminal is deformed, the movable terminal and the fixed terminal as the switch terminal will not be connected normally, that is, The failure of the switch terminal affects the normal use of the entire voice socket, is not conducive to improving the market competitiveness of the product, and causes great troubles to users.

Utility model content:

The technical problem to be solved by the utility model is to overcome the deficiencies of the prior art and provide an improved structure of the voice socket.

In order to solve the above technical problems, the utility model adopts the following technical scheme: the improved structure of the voice socket includes an insulating base, a terminal group installed in the insulating base and a housing fixed on the outside of the insulating base, the insulating base has a A socket for plugging; the terminal group includes a detection terminal and a movable terminal and a fixed terminal that are adapted to each other as a switch terminal, wherein a space is formed between the movable terminal and the fixed terminal, and the detection terminal The end of the movable terminal and the end of the movable terminal are connected by an insulating block to form mutual support and be insulated from each other.

Furthermore, in the above technical solution, the end of the detection terminal is fixed with the insulating block; the end of the movable terminal is inserted and fixed with the insulating block.

Further, in the above technical solution, the insulating block is L-shaped, which includes first and second connecting parts that are integral with each other and perpendicular to each other, and the first connecting part is integral with the end of the detection terminal. , the second connecting portion is provided with a slot for inserting and positioning the end of the movable terminal.

Further, in the above technical solution, the lower end surface of the first connecting portion forms a right angle surface with the inner surface of the second connecting portion, the slot is arranged on the inner surface of the second connecting portion, and the slot’s The edge is in contact with the lower end of the first connecting part; the end of the movable terminal is inserted into the slot, and the end of the movable terminal is in contact with the lower end of the first connecting part.

Furthermore, in the above technical solution, the detection terminal includes a first main body, a first contact arm formed on the front end of the first main body, and a first pin portion bent and formed on the first main body. The front end of the first contact arm forms a first contact portion protruding outward, and the insulating block is integrally fixed to the end of the first contact portion.

Furthermore, in the above technical solution, the front end of the first main body is further formed with first and second positioning inserts, and the first and second positioning inserts are respectively located above and below the first contact arm.

Furthermore, in the above technical solution, a positioning buckle is provided on the end surface of the first main body, and a barb is provided at the upper or lower end of the first main body.

Furthermore, in the above technical solution, the movable terminal includes a second main body, a second contact arm extending forward along the front end of the second main body, and a second pin part bent and formed on the second main body , the second contact arm is in the shape of a straight plate, and the end of the second contact arm is fixed to the insulating block.

Furthermore, in the above technical solution, the pins of all the terminals in the terminal group protrude vertically from the lower end surface of the insulating base.

Further, in the above technical solution, an undercut is formed on the outer side of the insulating seat; a positioning hole adapted to the undercut is provided on the side of the housing, and an outwardly protruding positioning contact is formed on the upper end of the housing. arm.

After adopting the above technical scheme, the utility model has the following beneficial effects compared with the prior art: when the utility model is used for a long time, both the movable terminal and the detection terminal may be deformed, when any one of the movable terminal and the detection terminal When the terminal is deformed, because the movable terminal, the insulating block and the detection terminal are a combination, this combination can make the terminal that has not been deformed protect the terminal that has been deformed. Specifically, when the detection terminal is deformed, the movable terminal It can cooperate with the insulating block to form a support for the detection terminal, which can prevent the detection terminal from sinking; when the movable terminal is deformed, the detection terminal can cooperate with the insulating block to pull the movable terminal and form a support, which can prevent the movable terminal from sinking, that is to say , the combination composed of movable terminals, insulating blocks and detection terminals can effectively ensure that the movable terminals and fixed terminals as switch terminals can be connected normally and prevent the switch terminals from failing, so as to ensure the service life of the entire voice socket and improve this Market competitiveness of utility models.

Description of drawings:

Fig. 1 is a perspective view of the utility model;

Fig. 2 is a perspective view of another viewing angle of the utility model;

Fig. 3 is a three-dimensional exploded view of the utility model;

Fig. 4 is the assembly diagram of detection terminal, movable terminal, insulating block and fixed terminal in the utility model;

Fig. 5 is the front view of Fig. 4;

Fig. 6 is an assembly diagram of the detection terminal and the insulating block in the utility model;

Fig. 7 is a perspective view of an insulating seat in the utility model;

Fig. 8 is a perspective view of the housing in the present invention.

Explanation of reference signs:

1 insulating seat 10 sockets

101 First terminal slot 102 Second terminal slot

103 The third terminal slot 104 The fourth terminal slot

105 fifth terminal slot 106 sixth terminal slot

11 undercut 2 housing

21 positioning hole 22 positioning contact arm

23 pin 3 detection terminal

301 first rib 31 first main body

311 first positioning insert 312 second positioning insert

313 positioning buckle 314 barb

32 the first contact arm 33 the first pin part

34 first contact part 4 movable terminal

401 second rib

41 second body part 42 second contact arm

5 insulating block 51 first connection part

52 second connection part 521 slot

61 first terminal 62 second terminal

63 third terminal 7 fixed terminal

71 Contact part 72 Pin part

detailed description:

Below in conjunction with specific embodiment and accompanying drawing, the utility model is further described.

As shown in Figures 1 and 2, it is an improved structure of a voice socket, which includes an insulating base 1, a terminal group installed in the insulating base 1, and a housing 2 fixed on the outside of the insulating base 1. The insulating base 1 has A socket 10 for plugging in. Wherein, the pins of all the terminals in the terminal group protrude vertically from the lower end surface of the insulating base 1 .

As shown in FIG. 3 , the terminal group includes a first terminal 61, a second terminal 62, a third terminal 63, a detection terminal 3, and a movable terminal 4 and a fixed terminal 7 which are switch terminals and are adapted to each other, wherein, There is a space between the movable terminal 4 and the fixed terminal 7, and the first terminal 61, the second terminal 62, the third terminal 63, the detection terminal 3, the movable terminal 4 and the fixed terminal 7 are all fixedly installed by inserting. In the insulating seat 1.

As shown in FIG. 4 and FIG. 5 , the ends of the detection terminals 3 and the movable terminals 4 are connected through an insulating block 5 , and are mutually supported and insulated from each other. Specifically, the end of the detection terminal 3 and the insulating block 5 are solidly integrated; the end of the movable terminal 4 is inserted and fixed with the insulating block 5, that is to say, the detection terminal 3 and the insulating block 5 are One-piece structure, and because the end of the movable terminal 4 is inserted and fixed with the insulating block 5, the movable terminal 4, the insulating block 5 and the detection terminal 3 are combined to form a combination, which can ensure that the movable terminal 4 and the fixed terminal 7 can be normally connected to prevent the switch terminal composed of the movable terminal 4 and the fixed terminal 7 from accidentally failing.

As shown in Figures 4 and 6, the insulating block 5 is L-shaped, which includes first and second connecting parts 51 and 52 that are mutually solid and perpendicular to each other, the first connecting part 51 and the detection terminal 3 The ends are fixed as a whole, and the second connecting portion 52 is provided with a slot 521 for inserting and positioning the ends of the movable terminals 4 . Specifically, the lower end surface of the first connecting portion 51 forms a right-angled surface with the inner surface of the second connecting portion 52, the slot 521 is arranged on the inner side of the second connecting portion 52, and the slot 521 The edge is in contact with the lower end surface of the first connecting portion 51; the end of the movable terminal 4 is inserted into the slot 521, and the end surface of the movable terminal 4 is in contact with the lower end surface of the first connecting portion 51. A lower end of a connecting portion 51 faces the movable terminal 4 to form a limit to prevent it from contacting the detection terminal 3 .

The detection terminal 3 includes a first main body portion 31, a first contact arm 32 formed on the front end of the first main body portion 31, and a first pin portion 33 bent and formed on the first main body portion 31. A first contact portion 34 protruding outward is formed at the front end of the arm 32 , and the insulating block 5 is integrally fixed to the end of the first contact portion 34 . Wherein, the front end of the first main body 31 is also formed with first and second positioning inserts 311, 312, and the first and second positioning inserts 311, 312 are respectively located on both sides of the first contact arm 32. In addition, The end surface of the first main body 31 is provided with a positioning buckle 313, and the upper or lower end of the first main body 31 is provided with a barb 314. When the detection terminal 3 is inserted and fixed on the insulating seat 1, the detection terminal 3 The first and second positioning inserts 311 , 312 , the positioning buckles 313 and the barbs 314 are engaged with the insulating base 1 respectively, so that the detection terminal 3 is stably installed in the insulating base 1 .

The connecting part of the first main body 31 and the first contact arm 32 is provided with a first reinforcing rib 301 , and the first reinforcing rib 301 can improve the elastic strength of the first contact arm 32 .

The movable terminal 4 includes a second body part 41, a second contact arm 42 extending forward along the front end of the second body part 41, and a second pin part 43 bent and formed on the second body part 41. The second contact arm 42 is in the shape of a straight plate, and the end of the second contact arm 42 is fixed to the insulating block 5 .

The connecting part of the second main body 41 and the second contact arm 42 is provided with a second reinforcing rib 401 , and the second reinforcing rib 401 can improve the elastic strength of the second contact arm 42 .

The socket 10 is formed rearwardly along the front end of the insulating base 1, and is used for plugging in a plug.

As shown in FIG. 2 , the lower end of the insulating base 1 faces upwards and opens a first terminal groove 101 that penetrates the socket 10 , and the first terminal 61 is inserted and fixed in the first terminal groove 101 from bottom to top, wherein , the contact portion of the first terminal 61 is exposed in the socket 10 , and the pin portion of the first terminal 61 protrudes vertically from the lower end surface of the insulating base 1 .

As shown in Figures 3 and 7, the upper end of the insulating base 1 faces downwards to open a second terminal slot 102 that penetrates the socket 10, and the second terminal 62 is inserted and fixed in the second terminal slot 102 from top to bottom. , wherein the contact portion of the second terminal 62 is exposed in the socket 10 , and the pin portion of the second terminal 62 protrudes vertically from the lower end surface of the insulating base 1 .

The rear end of the insulating base 1 is provided with fourth, fifth, and sixth terminal slots 104, 105, and 106 for inserting the detection terminal 3, the movable terminal 4, and the third terminal 63 respectively. The four-terminal slot 104 communicates with the socket 10 .

The detection terminal 3 and the insulating block 5 are inserted and fixed in the fourth terminal groove 104 of the insulating base 1, wherein the first and second positioning inserts 311, 312, positioning buckles 313 and The barbs 314 are respectively locked with the insulating base 1, so that the detection terminal 3 is stably installed in the insulating base 1, and the first contact portion 34 of the detection terminal 3 is exposed to the socket 10, and the first contact portion 34 of the detection terminal 3 is exposed to the socket 10. A pin portion 33 protrudes vertically from the lower end surface of the insulating base 1 .

The movable terminal 4 is inserted and fixed in the fifth terminal groove 105 of the insulating base 1, and the end of the second contact arm 42 in the movable terminal 4 is inserted in the slot 521 of the insulating block 5, and the movable terminal 4 is not connected to the detection terminal 3, and the second pin portion 43 of the movable terminal 4 protrudes vertically from the lower end surface of the insulating base 1.

The third terminal 63 is inserted and fixed in the sixth terminal groove 106 of the insulating base 1, wherein the contact portion of the third terminal 63 is exposed in the socket 10, and the pin portion of the third terminal 63 protrudes vertically from the socket 10. The lower end face of the insulating seat 1.

The upper end surface of the insulating base 1 is also downwardly provided with a third terminal groove 103 penetrating through the socket 10, and the fixed terminal 7 is inserted and fixed in the third terminal groove 103 from top to bottom, wherein the fixed terminal 7 The contact portion 71 is located beside the second contact arm 42 , and the contact portion 71 is spaced from the second contact arm 42 . The pin portion 72 of the fixed terminal 7 protrudes vertically from the lower surface of the insulating base 1 .

In this embodiment, the first terminal 61 is a microphone terminal, the second terminal 62 is a right channel terminal, and the third terminal 63 is a left channel terminal.

As shown in FIG. 8, the housing 2 is fixedly covered on the insulating seat 1, wherein an undercut 11 is formed on the outer side of the insulating seat 1; holes 21, and the housing 2 is engaged with the undercut 11 on the outer side of the insulating base 1 through the positioning holes 21, so that the housing 2 is stably covered on the insulating base 1.

The upper end of the housing 2 is also formed with a positioning contact arm 22 , which bends and protrudes outward; the lower end of the housing 2 is provided with a pin 23 .

After the utility model is used for a long time, the movable terminal 4 and the detection terminal 3 may be deformed. When any one of the movable terminal 4 and the detection terminal 3 is deformed, due to the The terminal 3 is an assembly, and this assembly can protect the terminal that has not been deformed. Specifically, when the detection terminal 3 is deformed, the movable terminal 4 can cooperate with the insulating block 5 to form the detection terminal 3. The support can prevent the detection terminal 3 from sinking; when the movable terminal 4 is deformed, the detection terminal 3 can cooperate with the insulating block 5 to pull the movable terminal 4, and form a support, which can prevent the movable terminal 4 from sinking, that is to say, The combination of the terminal 4, the insulating block 5 and the detection terminal 3 can effectively ensure that the movable terminal 4 and the fixed terminal 7 as the switch terminal can be connected normally, prevent the switch terminal from failing, and thus ensure the service life of the entire voice socket. Improve the market competitiveness of the utility model.

Of course, the above descriptions are only specific embodiments of the utility model, and are not intended to limit the implementation scope of the utility model. Should be included in the utility model patent scope.

Claims (10)

1. The improved structure of the voice socket, which includes an insulating seat, a terminal group installed in the insulating seat and a housing fixed on the outside of the insulating seat, the insulating seat has a socket for plugging in; the terminal group includes : detection terminal, and a movable terminal and a fixed terminal that are adapted to each other as switch terminals, wherein a space is formed between the movable terminal and the fixed terminal, It is characterized in that: the end of the detection terminal and the end of the movable terminal are connected by an insulating block to form supports and insulate each other. 2. The improved structure of the voice socket according to claim 1, characterized in that: the end of the detection terminal is integrated with the insulating block; the end of the movable terminal is inserted and fixed with the insulating block. 3. The improved structure of the voice socket according to claim 2, characterized in that: said insulating block is L-shaped, which includes first and second connecting parts that are mutually solid and perpendicular to each other, and the first connecting part It is fixed as one with the end of the detection terminal, and the second connecting part is provided with a slot for inserting and positioning the end of the movable terminal. 4. The improved structure of the voice socket according to claim 3, characterized in that: the lower end surface of the first connection part and the inner surface of the second connection part form a right angle surface, and the slot is arranged on the second connection part, and the edge of the slot is in contact with the lower end face of the first connecting part; the end of the movable terminal is inserted into the slot, and the end face of the movable terminal is in contact with the lower end face of the first connecting part touch. 5. The improved structure of the voice socket according to any one of claims 1-4, characterized in that: the detection terminal includes a first main body, a first contact arm formed on the front end of the first main body, and a bent The first pin part formed on the first main body part, the front end of the first contact arm forms a first contact part protruding outward, and the insulating block is integrally fixed to the end part of the first contact part. 6. The improved structure of the voice socket according to claim 5, characterized in that: the first and second positioning inserts are also formed at the front end of the first main body, and the first and second positioning inserts are respectively located at the first and second positioning inserts. One touches both sides of the arm. 7. The improved structure of the voice socket according to claim 5, characterized in that: a positioning buckle is provided on the end surface of the first main body, and a barb is provided at the upper end or the lower end of the first main body. 8. The improved structure of the voice socket according to claim 5, characterized in that: the movable terminal includes a second main body, a second contact arm extending forward along the front end of the second main body, and a second contact arm bent and formed on the first contact arm. As for the second pin part on the two main parts, the second contact arm is in the shape of a straight plate, and the end of the second contact arm is fixed to the insulating block. 9. The improved structure of the voice socket according to claim 5, wherein the pins of all the terminals in the terminal group protrude vertically from the lower end surface of the insulating base. 10. The improved structure of the voice socket according to claim 5, characterized in that: an undercut is formed on the outer side of the insulating seat; a positioning hole adapted to the undercut is provided on the side of the housing, and the upper end of the housing is There are also positioning contact arms protruding outwards.