CN216055578U

CN216055578U - Audio head converter

Info

Publication number: CN216055578U
Application number: CN202121047250.2U
Authority: CN
Inventors: 张清森; 陈俊灵; 王雏
Original assignee: Shenzhen Lvlian Technology Co Ltd
Current assignee: Shenzhen Lvlian Technology Co Ltd
Priority date: 2021-05-14
Filing date: 2021-05-14
Publication date: 2022-03-15
Anticipated expiration: 2031-05-14

Abstract

The utility model discloses an audio head converter which comprises a plug, a socket and a change-over switch, wherein the plug is connected to the first side of the change-over switch, and the socket is connected to the second side of the change-over switch. The audio head converter can additionally provide conversion of audio head polarity while realizing conversion of the physical size of the audio head through the change-over switch, and further realize compatibility of the same product among different devices.

Description

Audio head converter

Technical Field

The utility model relates to the technical field of adapters, in particular to an audio head adapter.

Background

The audio wire is commonly used in devices such as earphones and sound boxes, and the plug specification which can be adopted when the wire is used is various, such as a 2.5mm/3.5mm head, a 6.35mm head, an RCA plug and the like.

For a device, the audio head can only be adapted to one caliber, when the caliber size of the audio head is not suitable for the current device, the current audio head is inserted into the audio head converter by means of the audio head converter, and then the plug of the audio head converter is inserted into the current device, so as to realize the conversion of the audio head. However, the existing audio head converter can only provide conversion of the physical size of the audio head, and cannot perform conversion of the polarity of the audio head, so that the compatibility of the same product among different devices is poor.

Therefore, how to provide an audio head converter that can achieve both the conversion of the physical size and the conversion of the polarity is a technical problem that needs to be solved by those skilled in the art.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an audio head converter, which can realize conversion of the physical size of an audio head and additionally provide conversion of the polarity of the audio head by a change-over switch so as to realize compatibility of the same product among different devices.

In order to achieve the above object, the present invention provides an audio head converter, which includes a plug, a socket and a switch, wherein the plug is connected to a first side of the switch, and the socket is connected to a second side of the switch.

Preferably, the plug is in particular a 2.5mm plug having a diameter of 2.5 mm.

Preferably, the plug is in particular a 4.4mm plug with a diameter of 4.4 mm.

Preferably, the socket can be inserted by a 3.5mm plug I with the diameter of 3.5mm, and the 3.5mm plug I is in a four-section type.

And the four sections of the plug I are respectively and correspondingly and electrically connected with the four pins on the first side of the change-over switch.

Preferably, the socket can be inserted by a 3.5mm plug II with the diameter of 3.5mm, and the 3.5mm plug II is in a three-section type.

Preferably, the plug is used for connecting a computer or a player, and the socket is used for connecting an earphone.

Compared with the prior art, the audio head converter provided by the utility model comprises a plug, a socket and a change-over switch, wherein the plug is connected with the socket through the change-over switch, the plug is connected with the first side of the change-over switch, the plug is connected with pins of the change-over switch one by one, the socket is connected with the second side of the change-over switch, and the socket is connected with the pins of the change-over switch one by one; when the audio conversion device is used, the audio head to be converted is inserted into the socket, and then the plug is inserted into the equipment to be connected, so that conversion can be realized, conversion of the polarity of the audio head is additionally provided through the switch circuit of the change-over switch while conversion of the physical size of the audio head is realized, and compatibility of the same product among different equipment is further realized.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

FIG. 1 is a schematic diagram of an audio head converter according to an embodiment of the present invention;

fig. 2 is a schematic diagram of a switch according to an embodiment of the present invention;

FIG. 3 is a schematic view of a 2.5mm plug according to an embodiment of the present invention;

FIG. 4 is a schematic view of a 4.4mm plug in accordance with an embodiment of the present invention;

FIG. 5 is a schematic diagram of a receptacle according to an embodiment of the present invention;

FIG. 6 is another schematic view of a receptacle according to an embodiment of the present invention;

FIG. 7 is a schematic view of a 3.5mm plug I to which a receptacle is connectable according to an embodiment of the present invention;

fig. 8 is a schematic diagram of a 3.5mm plug II to which a socket can be connected according to an embodiment of the present invention.

Wherein:

1-plug, 2-socket, 3-change-over switch, 11-2.5mm plug, 12-4.4mm plug, 41-3.5mm plug I and 42-3.5mm plug II.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In order that those skilled in the art will better understand the disclosure, the utility model will be described in further detail with reference to the accompanying drawings and specific embodiments.

Referring to fig. 1 to 8, in which fig. 1 is a schematic diagram of an audio head converter according to an embodiment of the present invention, fig. 2 is a schematic diagram of a switch according to an embodiment of the present invention, fig. 3 is a schematic diagram of a plug according to an embodiment of the present invention and is a 2.5mm plug, fig. 4 is a schematic diagram of a plug according to an embodiment of the present invention and is a 4.4mm plug, fig. 5 is a schematic diagram of a socket according to an embodiment of the present invention, fig. 6 is another schematic diagram of a socket according to an embodiment of the present invention, fig. 7 is a schematic diagram of a 3.5mm plug I connectable to the socket according to an embodiment of the present invention, and fig. 8 is a schematic diagram of a 3.5mm plug II connectable to the socket according to an embodiment of the present invention.

In a first specific embodiment, the audio head converter provided by the utility model comprises a plug 1, a socket 2 and a change-over switch 3, wherein the plug 1 and the socket 2 are connected through the change-over switch 3; the plug 1 is connected to a first side of the change-over switch 3, four sections of the plug 1 are respectively connected with four pins of the first side of the change-over switch 3 one by one, the socket 2 is connected to a second side of the change-over switch 3, and four sections of the socket 2 are respectively connected with four pins of the second side of the change-over switch 3 one by one.

When the audio head converter is used, an audio head to be converted is inserted into the socket 2 of the audio head converter, multiple sections of the audio head are correspondingly connected with four sections of the socket 2, the four sections of the socket 2 are connected with the four sections of the plug 1 through pins of the change-over switch 3, and at the moment, the plug 1 is inserted into equipment to be connected to realize conversion; the audio head converter realizes the conversion of the physical size of the audio head, and additionally provides the conversion of the polarity of the audio head through the switching circuit of the change-over switch 3, thereby realizing the compatibility of the same product among different devices.

One of the core improvements of the present invention is to add a change-over switch 3, and change the polarity between the plug 1 and the socket 2 by using the switching manner of the switching circuit of the change-over switch 3; besides, the connecting device of the plug 1 and the receptacle 2, that is, devices other than the specific devices described below, are not particularly limited and shall fall within the scope of the description of the present embodiment; in addition, the specification of the header 1 and the socket 2, that is, the specification other than the specific specification described below, is not particularly limited and should fall within the scope of the description of the present embodiment.

Illustratively, the plug 1 is used for connecting a computer or a player, and the socket 2 is used for connecting a headset.

For different sized plugs 1:

first, the plug 1 is specifically a 2.5mm plug 11, and the diameter of the 2.5mm plug 11 is 2.5mm, so that the audio head converter can convert the original audio head and plug into a 2.5mm device.

In the present embodiment, the pins of the first side of the switch 3 are a1, a2, A3 and a4, and are respectively connected to a11, a12, a13 and a14 of the 2.5mm plug 11, the pins of the second side of the switch 3 are B1, B2, B3 and B4, and are respectively connected to B1, B2, B3 and B4 of the socket 2, the 2.5mm plug 11 is sequentially a left channel, a right channel, a left-right channel loop (GND) and a Microphone (MIC) from head to tail, and the socket 2 is sequentially a left channel, a right channel, a left-right channel loop (GND) and a Microphone (MIC) from head to tail.

For the same specification of the socket 2:

illustratively, the socket 2 is specifically a 3.5mm socket, one of which, the 3.5mm socket is used for inserting a 3.5mm plug I41 with a diameter of 3.5mm, and the 3.5mm plug I41 is of a four-segment type, and comprises a left sound channel, a right sound channel, a left sound channel loop (GND) and a Microphone (MIC) from head to tail.

Furthermore, four sections of the plug I41 are electrically connected to four pins on the first side of the switch 3 in a one-to-one correspondence manner.

Illustratively, the jack 2 is a 3.5mm jack, and the two, 3.5mm jack is used for inserting a 3.5mm plug II42 with a diameter of 3.5mm, and the 3.5mm plug II42 is a three-segment type, and comprises a left sound channel, a right sound channel and a left and right sound channel loop (GND) from head to tail.

In this embodiment, the audio head converter can be adapted to the connection between the normal 2.5mm/3.5mm device (such as desktop, notebook, etc.) and the normal earphone, and can also be adapted to the connection between the high-sound-quality balanced 2.5mm/3.5mm device (such as the balanced-mouth player of sony, Aili and Feiyao, etc.) and the normal/balanced earphone.

In the switching process of the change-over switch 3, the two functions are switched over through two gears of the change-over switch; firstly, the pin connection of a1-b1, a2-b2, a3-b 3 and a 4-b 4 is realized, and secondly, the pin connection of a3-b1, a2-b2 and a1+ a 4-b 3+ b4 is realized.

Second, the plug 1 is specifically a 4.4mm plug 12, and the diameter of the 4.4mm plug 12 is 4.4mm, so that the audio head converter can convert the original audio head and plug into a 4.4mm device.

In the present embodiment, the pins of the first side of the switch 3 are a1, a2, A3 and a4, and respectively contact a21, a22, a23 and a24 of the 4.4mm plug 12, the pins of the second side of the switch 3 are B1, B2, B3 and B4, and respectively contact B1, B2, B3 and B4 of the socket 2, the 4.4mm plug 12 sequentially includes a left channel, a right channel, a left-right channel loop (GND) and a Microphone (MIC) from head to tail, and the socket 2 sequentially includes a left channel, a right channel, a left-right channel loop (GND) and a Microphone (MIC) from head to tail.

For the same specification of the socket 2:

In this embodiment, the audio head converter can be adapted to the connection between the normal 4.4mm/3.5mm device (such as desktop computer, notebook computer) and the normal earphone, and can also be adapted to the connection between the high-sound-quality balanced 4.4mm/3.5mm device (such as the balanced mouth player of sony, Aili and Feiyao) and the normal/balanced earphone.

In the switching process of the change-over switch 3, the two functions are switched over through two gears of the change-over switch; firstly, the pin connection of a1-b1, a2-b2, a3-b 3 and a 4-b 4 is realized, and secondly, the pin connection of a1-b1, a2-b 3+ b4, a3-b 2 and a 4-b 3+ b4 is realized.

It is noted that, in this specification, relational terms such as first and second, and the like are used solely to distinguish one entity from another entity without necessarily requiring or implying any actual such relationship or order between such entities.

The audio head converter provided by the present invention is described in detail above. The principles and embodiments of the present invention are explained herein using specific examples, which are presented only to assist in understanding the method and its core concepts. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.

Claims

1. The utility model provides an audio head converter, its characterized in that includes plug (1), socket (2) and change over switch (3), the both sides of change over switch (3) have four pins respectively, plug (1) connect in change over switch (3) first side, the four sections of plug (1) respectively with four pins of change over switch (3) first side meet one by one, socket (2) connect in change over switch (3) second side, the four sections of socket (2) respectively with four pins of change over switch (3) second side meet one by one.

2. Audio head converter according to claim 1, characterized in that the plug (1) is in particular a 2.5mm plug (11) with a diameter of 2.5 mm.

3. Audio head converter according to claim 1, characterized in that the plug (1) is in particular a 4.4mm plug (12) with a diameter of 4.4 mm.

4. An audio head converter according to any of claims 1 to 3, wherein the socket (2) is adapted to receive a 3.5mm plug I (41) having a diameter of 3.5mm, the 3.5mm plug I (41) being of four-segment type.

5. The audio head converter according to claim 4, wherein four segments of the plug I (41) are electrically connected to four pins of the first side of the switch (3) in a one-to-one correspondence.

6. An audio head converter according to any of claims 1 to 3, wherein the socket (2) is adapted to receive a 3.5mm plug II (42) of 3.5mm diameter, the 3.5mm plug II (42) being of three-part type.

7. Audio head converter according to one of claims 1 to 3, characterized in that the plug (1) is for connection to a computer or a player and the socket (2) is for connection to an earphone.