CN210576593U

CN210576593U - Audio plug and electronic equipment applying same

Info

Publication number: CN210576593U
Application number: CN201921759634.XU
Authority: CN
Inventors: 刘章明
Original assignee: Zhongshan Smart Precision Hardware Co Ltd
Current assignee: Zhongshan Smart Precision Hardware Co Ltd
Priority date: 2019-10-18
Filing date: 2019-10-18
Publication date: 2020-05-19
Anticipated expiration: 2029-10-18

Abstract

The utility model discloses an audio plug and applied this audio plug's electronic equipment, install this audio plug on the electronic equipment, the audio plug includes the first utmost point, the second pole, third pole and locating component, the second pole is inserted and is located on the first pole, first contact site has on the second pole, the tip butt of first pole is on first contact site, the third pole includes electrically conductive axle, electrically conductive epaxial second contact site has, electrically conductive axle wears to locate in proper order in second pole and the first pole, and the tip butt of second pole is on the second contact site. The locating component is installed on the first pole, and the upper portion of the second pole and the upper portion of the conducting shaft of the third pole all stretch into to the locating component, and be provided with on the conducting shaft with locating component complex straining portion, wear to locate second pole and third pole in proper order when the conducting shaft to through straining portion butt on locating component, restricted relative movement between the first pole, second pole and the third pole three, firm in connection, stable and avoided the pine to take off, improved life.

Description

Audio plug and electronic equipment applying same

Technical Field

The utility model relates to an electronic product technical field, in particular to audio plug and applied this audio plug's electronic equipment.

Background

At present, an audio connector used for an electronic device includes an audio plug and an audio jack installed in the electronic device, and when the audio connector is used, the audio plug is plugged into and electrically connected to the audio jack. However, the above structure has problems: the existing audio plug is connected and combined with a plurality of components through simple splicing or glue, when the audio plug is used, relative movement and even loosening are easy to occur between adjacent components, the audio plug is inconvenient for a user to use, and the glue is aged and invalid under the action of conditions such as high temperature, low temperature, moisture and ionizing radiation, so that the service life of the audio plug is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to solve one of the technical problem that exists among the prior art at least, provide an audio plug, audio plug firm in connection and stable avoids the part to take place to loosen and take off, and life is of a specified duration.

The utility model discloses still provide an electronic equipment who uses above-mentioned audio plug.

According to the utility model discloses audio plug of first aspect embodiment, include:

a first pole;

a second pole; the second pole is inserted on the first pole, the second pole is provided with a first contact part, and the end part of the first pole is abutted against the first contact part;

the third pole comprises a conductive shaft, a second contact part is arranged on the conductive shaft, the conductive shaft sequentially penetrates through the second pole and the first pole, and the end part of the second pole is abutted against the second contact part;

the positioning component is installed on the first pole, the upper portion of the second pole and the upper portion of the conducting shaft of the third pole all stretch into the positioning component, the conducting shaft is provided with a fastening portion matched with the positioning component, and the fastening portion is abutted to the positioning component and can limit the first pole, the second pole and the third pole to move relatively.

According to the utility model discloses, have following technological effect at least: install locating component on the first pole, wear to locate second pole and third pole in proper order as the conducting shaft to through straining portion butt on locating component, restricted relative movement between first pole, second pole and the third pole three, firm in connection, stability and the part of having avoided this audio plug takes place to loosen and take off, have improved life.

According to some embodiments of the invention, the first pole has a mounting groove thereon;

the positioning assembly comprises a fixed seat, a first fixed plate, a second fixed plate and a limiting part, the fixed seat is positioned in the mounting groove, an installation concave position is arranged on the end face of the fixed seat, which is opposite to the mounting groove, a first limiting concave surface and a second limiting concave surface are arranged on the side wall of the installation concave position, and the first fixed plate and the second fixed plate are both positioned in the installation concave position;

the first fixing piece is provided with a first fixing part positioned in the first limiting concave surface, the second fixing piece is provided with a second fixing part positioned in the second limiting concave surface, the limiting part is sleeved on the conductive shaft, the first fixing piece is sleeved on the limiting part, the first fixing piece abuts against the end surface of the upper part of the second pole and abuts against the lower surface of the limiting part, and the second fixing piece abuts against the upper surface of the limiting part;

the buckling part is a bending edge formed by punching the end part of the conductive shaft, and the bending edge is turned outwards and abuts against the end face, back to the limiting part, of the second fixing piece.

By adopting the structure, the first stator is limited to rotate by the first limiting concave surface, the second stator is limited to rotate by the second limiting surface, and the conducting shaft of the third pole is abutted to the second stator through the bent edge of the end part of the conducting shaft, so that the structure among the first pole, the second pole and the third pole is more compact, and the looseness and the loosening of the first pole, the second pole and the third pole are avoided.

According to some embodiments of the utility model, first fixed part does vertical setting or the horizontal first arch that sets up on the first stationary blade have restricted the relative installation concave position of first stationary blade and have rotated, and certainly, first arch does not do the restriction here for other orientation settings.

According to some embodiments of the utility model, the second fixed part is vertical setting or the horizontal second arch that sets up on the second stationary blade. The second fixing plate is limited from rotating relative to the mounting concave position, and the second protrusion can be arranged in other directions without limitation.

According to the utility model discloses a some embodiments, the first utmost point with have the constant head tank on one of them of fixing base, the first utmost point with both have on the other of fixing base both to inlay and locate the location convex part of constant head tank carries out the pre-assembling between first utmost point and the locating component, avoids the erection joint dislocation, and it is convenient to assemble.

According to some embodiments of the present invention, the first pole has a first mounting hole axially formed thereon, and the fixing base has a second mounting hole aligned and communicated with the first mounting hole;

the first pole is provided with a switch assembly, the switch assembly penetrates through the first mounting hole and extends into the second mounting hole, and the switch assembly is mounted to achieve electric conduction or disconnection of the audio plug.

According to some embodiments of the utility model, the second utmost point with the card is equipped with the rotation stopping piece between the third utmost point, the rotation stopping piece is mesoporous column, the inner wall of rotation stopping piece has first rotation stopping portion, the outer wall of rotation stopping piece has the second rotation stopping portion, have on the outer wall of conducting shaft with the first third rotation stopping portion that corresponds the laminating stops the portion, have on the inner wall of second utmost point with the second rotation stopping portion corresponds the fourth rotation stopping portion of laminating, has cup jointed on the conducting shaft and has stopped the rotation stopping piece and stop the rotation inserting inner wall of locating the second utmost point, and first rotation stopping portion and third rotation stopping portion correspond the laminating, and second rotation stopping portion and fourth rotation stopping portion correspond the laminating, have restricted relative rotation between second utmost point and the third utmost point, stable in structure.

According to some embodiments of the present invention, the third rotation stopping portion is a first rotation stopping boss disposed around the outer wall of the conductive shaft, at least two sets of rotation stopping surfaces are formed on the first rotation stopping boss, and the first rotation stopping portion has a concave position matched with the rotation stopping surfaces;

when the rotation stopping surface is correspondingly attached to the concave position, the third pole and the rotation stopping piece can be limited to rotate relatively, the connection is compact, and the stability is high.

According to some embodiments of the present invention, one of the second rotation preventing portion and the fourth rotation preventing portion has a groove, and the other of the third rotation preventing portion and the fourth rotation preventing portion has a second rotation preventing projection embedded in the groove;

when the groove is correspondingly attached to the second rotation stopping boss, the rotation stopping piece and the second pole can be limited to rotate relatively. The second rotation stopping boss is matched with the groove, so that the relative rotation of the rotation stopping piece and the second pole is limited, meanwhile, the third pole and the rotation stopping piece cannot rotate relatively, the relative rotation of the second pole and the third pole is further limited, the structure is compact and simple, and the assembly efficiency of the audio frequency is effectively improved.

According to the utility model discloses electronic equipment of second aspect embodiment, include according to the utility model discloses the audio plug of above-mentioned first aspect embodiment.

According to the utility model discloses electronic equipment has following beneficial effect at least: install locating component on the first pole, wear to locate second pole and third pole in proper order as the conducting shaft to through straining portion butt on locating component, restricted relative movement between first pole, second pole and the third pole three, firm in connection, stability and the part of having avoided this audio plug takes place to loosen and take off, have improved life.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic structural diagram of an embodiment of an audio plug of the present invention;

fig. 2 is a schematic cross-sectional view of an embodiment of an audio plug of the present invention;

fig. 3 is a schematic top view of an audio plug embodiment of the present invention;

fig. 4 is an exploded schematic view of an audio plug embodiment of the present invention;

FIG. 5 is an enlarged schematic view at A in FIG. 4;

fig. 6 is a schematic structural view of the first pole and the holder.

Reference numerals:

a first pole 10, a mounting groove 11 and a first mounting hole 12;

a second pole 20, a first contact portion 21, a conductive portion 22, and a fourth rotation stop portion 23;

a third pole 30, a conductive shaft 31, a second contact part 311, a third rotation stop part 312 and a fastening part 313;

the positioning assembly 40, the fixing seat 41, the mounting concave 411, the first limiting concave 4111, the second limiting concave 4112, the second mounting hole 412, the first fixing piece 42, the first fixing part 421, the second fixing piece 43, the second fixing part 431, the limiting piece 44 and the third fixing piece 45;

a positioning groove 51 and a positioning projection 52;

a rotation stopper 60, a first rotation stopper 61, and a second rotation stopper 62;

a groove 71 and a second rotation stop boss 72.

Detailed Description

This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, if a plurality of, more than, less than, more than, etc. appear, a plurality of means are one or a plurality of, a plurality of means are two or more, more than, less than, more than, etc. are understood as not including the number, and more than, less than, etc. are understood as including the number. If the first and the third are described for the purpose of distinguishing technical features, the description is not to be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features or implicitly indicating the precedence of the indicated technical features.

In the present invention, unless otherwise explicitly defined, the terms "set," "mounted," "connected," and the like are to be understood in a broad sense, and may be directly connected or indirectly connected through an intermediate medium, for example; can be fixedly connected, can also be detachably connected and can also be integrally formed; may be a mechanical connection; either as communication within the two elements or as an interactive relationship of the two elements. The technical skill in the art can reasonably determine the specific meaning of the above words in the present invention by combining the specific contents of the technical solution.

Referring to fig. 1, an audio plug according to an embodiment of the present invention includes a first pole 10, a second pole 20, and a third pole 30, the second pole 20 is inserted into the first pole 10, the second pole 20 has a first contact portion 21 thereon, an end of the first pole 10 abuts against the first contact portion 21, the third pole 30 includes a conductive shaft 31, the conductive shaft 31 has a second contact portion 311 thereon, the conductive shaft 31 sequentially penetrates through the second pole 20 and the first pole 10, and an end of the second pole 20 abuts against the second contact portion 311.

Referring to fig. 2 to 4 and 6, in an embodiment of the present invention, the positioning assembly 40 is further included, the positioning assembly 40 is installed on the first pole 10, the upper portion of the second pole 20 and the upper portion of the conductive shaft 31 of the third pole 30 both extend into the positioning assembly 40, and the conductive shaft 31 is provided with a fastening portion 313 engaged with the positioning assembly 40, the fastening portion 313 abuts against the positioning assembly 40 and can limit the relative movement of the first pole 10, the second pole 20 and the third pole 30.

It can be understood that, in the embodiment of the present invention, the second pole 20 includes the conductive portion 22 connected to the first contact portion 21, the outer diameter of the first contact portion 21 is greater than the outer diameter of the conductive portion, the outer diameter of the second contact portion 311 is greater than the diameter of the conductive shaft 31, an insulating sleeve is disposed between the conductive portion 22 and the first pole 10, and the insulating sleeve is sleeved on the conductive portion 22, one end surface of the insulating sleeve abuts against the first contact portion 21, and the other end surface of the insulating sleeve abuts against the end portion of the first pole 10, so as to avoid the electrical communication between the first pole 10 and the second pole 20, and avoid the electrical communication between the first pole 10 and the second pole 20.

It should be noted that the positioning component 40 is an insulating component, which ensures safe and reliable operation of the audio plug.

According to the utility model discloses audio plug installs locating component 40 on the first utmost point 10, wears to locate second utmost point 20 and third utmost point 30 in proper order as conducting shaft 31 to through fastening portion 313 butt on locating component 40, restricted relative movement between the first utmost point 10, second utmost point 20 and the third utmost point 30 three, firm in connection, stable and the part of having avoided this audio plug takes place to loosen, has improved life.

Referring to fig. 2 to 4, in the embodiment of the present invention, the first pole 10 has a mounting groove 11 thereon;

the positioning assembly 40 includes a fixed seat 41, a first fixed plate 42, a second fixed plate 43 and a limiting member, the fixed seat 41 is located in the mounting groove 11, an end surface of the fixed seat 41 facing away from the mounting groove 11 is provided with a mounting concave 411, a side wall of the mounting concave 411 is provided with a first limiting concave 4111 and a second limiting concave 4112, and the first fixed plate 42 and the second fixed plate 43 are both located in the mounting concave 411;

the first fixing plate 42 is provided with a first fixing portion 421 located in the first limiting concave surface 4111, the second fixing plate 43 is provided with a second fixing portion 431 located in the second limiting concave surface 4112, the limiting member is sleeved on the conductive shaft 31, the first fixing plate 42 is sleeved on the limiting member 44, the first fixing plate 42 abuts on the end surface of the upper portion of the second pole 20 and abuts on the lower surface of the limiting member 44, and the second fixing plate 43 abuts on the upper surface of the limiting member 44;

the fastening portion 313 is a bent edge formed by stamping the end of the conductive shaft 31, and the bent edge is folded outwards and abuts against the end surface of the second fixing piece 43 opposite to the limiting piece. Of course, the fastening portion 313 may also be a flange screwed to the end of the conductive shaft 31 for easy disassembly and assembly.

By adopting the above structure, since the first limiting concave surface 4111 limits the rotation of the first stator 42, the second limiting surface limits the rotation of the second stator 43, and the conductive shaft 31 of the third pole 30 abuts against the second stator 43 through the bent edge of the end portion thereof, the structure among the first pole 10, the second pole 20 and the third pole 30 is more compact, and the looseness and looseness of the first pole 10, the second pole 20 and the third pole 30 are avoided. The stopper 44 is an insulating sleeve.

Referring to fig. 2 to 4, in the embodiment of the present invention, the first fixing portion 421 is a vertically disposed or horizontally disposed first protrusion on the first fixing plate 42, which limits the rotation of the first fixing plate 42 relative to the mounting recess 411, and certainly, the first protrusion may be disposed in other directions, which is not limited herein.

The second fixing portion 431 is a vertically or horizontally disposed second protrusion on the second fixing plate 43, which limits the second fixing plate 43 from rotating relative to the mounting recess 411.

Referring to fig. 4 to 6, in the embodiment of the present invention, the positioning groove 51 is provided on the first pole 10, the positioning groove 51 is located in the mounting groove 11, the positioning convex portion 52 embedded in the positioning groove 51 is provided on the end surface of the fixing seat 41 facing the mounting groove 11, pre-assembly is performed between the first pole 10 and the positioning assembly 40, the mounting connection dislocation is avoided, and the assembly is convenient. It should be noted that, in some embodiments, the end surface of the fixing seat 41 facing the mounting groove 11 has a positioning groove 51, and the first pole 10 has a positioning protrusion 52 embedded in the positioning groove 51. Of course, the first and the fixed seats 41 can also be pre-assembled by insulating rod members, such as pins, screws, etc.

Referring to fig. 2 to 4 and fig. 6, in the embodiment of the present invention, the first pole 10 is provided with a first mounting hole 12 along the axial direction, and the fixing base 41 is provided with a second mounting hole 412 aligned with and communicated with the first mounting hole 12;

the first pole 10 is provided with a switch assembly (not shown), which is disposed through the first mounting hole 12 and extends into the second mounting hole 412, and the switch assembly is installed to electrically connect the audio plug.

It should be noted that the switch component includes a conductive piece and a spring sleeved on the conductive piece, the conductive component matched with the switch component, the first fixing piece 42 and the second fixing piece 43 is installed on the first pole 10, which is not shown in the drawing, the conductive component includes a circuit board and a conductive elastic piece, the circuit board is installed on the end surface of the fixing seat 41 opposite to the mounting groove 11, the end of the fixing seat 41 facing the mounting groove 11 is sleeved with a third fixing piece 45, the third fixing piece 45 is provided with a vertically arranged third protrusion, and the third protrusion passes through the fixing seat 41 and is welded with the circuit board; when the first protrusion of the first fixing plate 42 is vertically disposed, the end portion of the first protrusion is inserted into the circuit board and electrically connected to the circuit board, the second fixing plate 43 is provided with a fourth protrusion vertically disposed, and the end portion of the fourth protrusion is inserted into the circuit board and electrically connected to the circuit board. It is understood that the conductive member is a pin.

Referring to fig. 1, 2, 4 and 5, in the embodiment of the present invention, a rotation stopping member 60 is clamped between the second pole 20 and the third pole 30, the rotation stopping member 60 is a cylindrical body with a middle hole, an inner wall of the rotation stopping member 60 has a first rotation stopping portion 61, an outer wall of the rotation stopping member 60 has a second rotation stopping portion 62, an outer wall of the conductive shaft 31 has a third rotation stopping portion 312 correspondingly attached to the first rotation stopping portion 61, an inner wall of the second pole 20 has a fourth rotation stopping portion 23 correspondingly attached to the second rotation stopping portion 62, the rotation stopping member 60 is sleeved on the conductive shaft 31 and the rotation stopping member 60 is inserted into the inner wall of the second pole 20, the first rotation stopping portion 61 and the third rotation stopping portion 312 are correspondingly attached, the second rotation stopping portion 62 and the fourth rotation stopping portion 23 are correspondingly attached to limit the relative rotation between the second pole 20 and the third pole 30, and the structure is stable.

The rotation stopper 60 is an insulating member. Of course, in some embodiments, the rotation stop member 60 may be clamped between the first pole 10 and the second pole 20 to limit the relative rotation between the first pole 10 and the second pole 20.

Referring to fig. 1, 2, 4 and 5, in the embodiment of the present invention, the third rotation stopping portion 312 is a first rotation stopping boss surrounding the outer wall of the conductive shaft 31, at least two sets of rotation stopping surfaces are formed on the first rotation stopping boss, the first rotation stopping portion 61 has a concave position matching with the rotation stopping surfaces,

when the rotation stopping surface is correspondingly attached to the concave position, the third pole 30 and the rotation stopping piece 60 can be limited to rotate relatively, the connection is compact, and the stability is high.

It should be noted that, in the embodiment of the present invention, the rotation-stopping surface includes a first folding edge and a second folding edge connected to the first folding edge, the second folding edge is disposed in an arc shape, and in the two sets of rotation-stopping surfaces, the first folding edge of one set of rotation-stopping surface and the first folding edge of the other set of rotation-stopping surface are symmetrically disposed, and the second folding edge of one set of rotation-stopping surface and the second folding edge of the other set of rotation-stopping surface are symmetrically disposed. In some embodiments, the first rotation stopping bosses may also be arranged as a plurality of end-to-end rotation stopping surfaces arranged regularly, or an irregular plurality of end-to-end rotation stopping surfaces, or may also be arranged in other structures, which is not limited herein.

The fourth rotation stopping part 23 is provided with a groove 71, the second rotation stopping part 62 is provided with a second rotation stopping boss 72 embedded in the groove 71, the rotation stopping piece 60 and the second pole 20 are limited to rotate relatively through the matching of the second rotation stopping boss 72 and the groove 71, meanwhile, the third pole 30 and the rotation stopping piece 60 cannot rotate relatively, the second pole 20 and the third pole 30 are further limited to rotate relatively, the structure is compact and simple, and the assembly efficiency of the audio frequency is effectively improved. It should be noted that, in the embodiment of the present invention, the shape and the number of the bosses are matched with the groove 71.

In some embodiments, the second rotation preventing portion 62 has a groove 71, and the fourth rotation preventing portion 23 has a projection embedded in the groove 71.

Through installing this audio plug on electronic equipment, it inserts the inner wall of locating the second pole 20 to have cup jointed first spline device and first spline device on the conducting shaft 31, first spline portion 61 and the laminating of second spline portion 62 correspondence, third spline portion 312 and the laminating of fourth spline portion 23 correspondence, and the straining portion 313 butt of conducting shaft 31 on locating component 40, not only restricted first utmost point 10 like this, relative rotation between second pole 20 and the third pole 30 three, firm in connection, the part of having avoided this audio plug takes place to loosen steadily, and service life is prolonged.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. An audio plug, comprising:

a first pole (10);

a second pole (20); the second pole (20) is inserted on the first pole (10), the second pole (20) is provided with a first contact part (21), and the end part of the first pole (10) is abutted on the first contact part (21);

a third pole (30), wherein the third pole (30) comprises a conductive shaft (31), the conductive shaft (31) is provided with a second contact part (311), the conductive shaft (31) is sequentially arranged in the second pole (20) and the first pole (10) in a penetrating way, and the end part of the second pole (20) is abutted against the second contact part (311);

positioning element (40), positioning element (40) install in on first utmost point (10), the upper portion of second utmost point (20) and third utmost point (30) the upper portion of conducting shaft (31) all stretch into to in positioning element (40), just be provided with on conducting shaft (31) with positioning element (40) complex fastening portion (313), fastening portion (313) butt in on positioning element (40) and can restrict first utmost point (10), second utmost point (20) and third utmost point (30) relative movement.

2. The audio plug of claim 1, wherein: the first pole (10) is provided with a mounting groove (11);

the positioning assembly (40) comprises a fixed seat (41), a first fixed plate (42), a second fixed plate (43) and a limiting piece (44), the fixed seat (41) is located in the installation groove (11), an installation concave position (411) is arranged on the end face, back to the installation groove (11), of the fixed seat (41), a first limiting concave surface (4111) and a second limiting concave surface (4112) are arranged on the side wall of the installation concave position (411), and the first fixed plate (42) and the second fixed plate (43) are both located in the installation concave position (411);

the first fixing piece (42) is provided with a first fixing portion (421) located in the first limiting concave surface (4111), the second fixing piece (43) is provided with a second fixing portion (431) located in the second limiting concave surface (4112), the limiting piece (44) is sleeved on the conductive shaft (31), the first fixing piece (42) is sleeved on the limiting piece (44), the first fixing piece (42) abuts against the end face of the upper portion of the second pole (20) and abuts against the lower surface of the limiting piece (44), and the second fixing piece (43) abuts against the upper surface of the limiting piece (44);

the fastening part (313) is a bent edge formed by punching the end part of the conductive shaft (31), and the bent edge is turned outwards and abutted against the end face, back to the limiting part (44), of the second fixing piece (43).

3. The audio plug of claim 2, wherein: the first fixing portion (421) is a first protrusion vertically or transversely arranged on the first fixing plate (42).

4. The audio plug according to claim 2 or 3, wherein: the second fixing portion (431) is a second protrusion vertically or horizontally arranged on the second fixing plate (43).

5. The audio plug of claim 2, wherein: one of the first pole (10) and the fixed seat (41) is provided with a positioning groove (51), and the other of the first pole (10) and the fixed seat (41) is provided with a positioning convex part (52) embedded in the positioning groove (51).

6. The audio plug of claim 2, wherein: the first pole (10) is provided with a first mounting hole (12) in the axial direction, and the fixed seat (41) is provided with a second mounting hole (412) which is aligned with and communicated with the first mounting hole (12);

the first pole (10) is provided with a switch assembly, and the switch assembly penetrates through the first mounting hole (12) and extends into the second mounting hole (412).

7. The audio plug of claim 1, wherein: second utmost point (20) with card is equipped with between third utmost point (30) and splines piece (60), it is the mesoporous cylindricality to spline piece (60), the inner wall of splines piece (60) has first rotation stopping portion (61), the outer wall of splines piece (60) has second rotation stopping portion (62), have on the outer wall of conducting shaft (31) with first rotation stopping portion (61) correspond third rotation stopping portion (312) of laminating, have on the inner wall of second utmost point (20) with second rotation stopping portion (62) correspond fourth rotation stopping portion (23) of laminating.

8. The audio plug of claim 7, wherein: the third rotation stopping part (312) is a first rotation stopping boss arranged around the outer wall of the conductive shaft (31), at least two groups of rotation stopping surfaces are formed on the first rotation stopping boss, and a concave position matched with the rotation stopping surfaces is arranged on the first rotation stopping part (61);

when the rotation stopping surface is correspondingly attached to the concave position, the third pole (30) and the rotation stopping piece (60) can be limited to rotate relatively.

9. The audio plug of claim 8, wherein: one of the second rotation stopping part (62) and the fourth rotation stopping part (23) is provided with a groove (71), and the other of the third rotation stopping part (312) and the fourth rotation stopping part (23) is provided with a second rotation stopping boss (72) embedded in the groove (71);

when the groove (71) is correspondingly jointed with the second rotation stopping boss (72), the relative rotation of the rotation stopping piece (60) and the second pole (20) can be limited.

10. An electronic device, characterized in that it comprises an audio plug according to any one of claims 1 to 9.