CN210156617U - Earphone with replaceable earphone cord plug and earphone cord middle-grade seamless connector thereof - Google Patents
Earphone with replaceable earphone cord plug and earphone cord middle-grade seamless connector thereof Download PDFInfo
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- CN210156617U CN210156617U CN201921362203.XU CN201921362203U CN210156617U CN 210156617 U CN210156617 U CN 210156617U CN 201921362203 U CN201921362203 U CN 201921362203U CN 210156617 U CN210156617 U CN 210156617U
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Abstract
The utility model relates to an earphone with a replaceable earphone wire plug and an earphone wire middle-grade seamless connector thereof, which comprises an earphone wire plug, an earphone end and an earphone wire middle-grade seamless connector, wherein the earphone wire middle-grade seamless connector comprises a first shell, a second shell, a male plug-in connector and a female plug-in connector; the male plug connector is arranged in the first shell, the female plug connector is arranged in the second shell, the earphone cord plug is connected with the male plug connector, and the earphone end is connected with the female plug connector; the first shell is connected with the second shell, the male plug-in connector is detachably inserted into the female plug-in connector, the first conductive terminal and the second conductive terminal are matched and oppositely inserted to form electric connection, and the joint of the male plug-in connector and the female plug-in connector is hidden in the first shell; the joint of the male plug-in connector and the female plug-in connector is hidden in the middle rail of the earphone cord, so that the joint between the plug-in connectors cannot be seen in appearance, and the seamless connection effect is realized; the earphone line plugs of different types can be replaced according to actual needs, the use is more convenient, and the cost and resources are saved by sharing the earphones.
Description
Technical Field
The utility model belongs to the technical field of the earphone technique and specifically relates to indicate an earphone of removable earphone cord plug and earphone cord well shelves seamless connector thereof.
Background
The earphone is the most commonly used sound transmission equipment, the existing earphone comprises an earphone line plug and two earphone ends which are connected by a wire, and an earphone line middle gear is generally arranged at the position where the wire is branched towards the earphone ends.
The existing earphone cord middle rail is integrally formed by injection molding through a mold. The existing earphone can not be adapted to different interfaces by replacing different earphone line plugs according to needs, is inconvenient to use, and often needs to purchase the earphone suitable for the interface, so that the use cost of the earphone is high.
Therefore, in the patent application of the present invention, the applicant has elaborately studied an earphone with a replaceable earphone cord plug and an earphone cord mid-level seamless connector thereof to solve the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims at the defects of the prior art, and the main purpose of the utility model is to provide an earphone with a replaceable earphone line plug and an earphone line middle-grade seamless connector thereof, wherein the joint of a male plug-in unit and a female plug-in unit is hidden in the earphone line middle-grade, the joint between the plug-in units can not be seen in appearance, the effect of seamless connection is realized, the joint between the plug-in units is protected, and the stability and the reliability of the connection between the plug-in units are ensured; meanwhile, different types of earphone line plugs can be replaced according to actual needs, the use is more convenient, and the cost and resources are saved by sharing earphones.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a seamless connector of earphone cord middling level, is including first casing, second casing, public plug connector and female plug connector, wherein:
the first shell is provided with a first installation cavity, the left end and the right end of the first installation cavity are open, the inner wall of the first installation cavity is provided with internal threads, the male plug-in connector is arranged in the first installation cavity and provided with a first conductive terminal;
the second shell is provided with a second mounting cavity, the left end and the right end of the second mounting cavity are open, the female plug-in connector is arranged in the second mounting cavity and provided with a second conductive terminal, and external threads are arranged on the periphery of the second shell;
the first shell is connected with the second shell, the external threads are matched with the internal threads, the male plug-in connector is detachably inserted into the female plug-in connector, the first conductive terminal and the second conductive terminal are matched with each other and are oppositely inserted to form electric connection, and the joint of the male plug-in connector and the female plug-in connector is hidden in the first shell.
As a preferred scheme, the male plug connector is provided with a plug hole, the first conductive terminal is arranged in the plug hole, a guide boss is convexly arranged on the inner wall surface of the plug hole, a guide groove extending from left to right is arranged on the female plug connector, and the guide boss is adapted in the guide groove.
As a preferable scheme, the inner end wall of the left end opening of the first installation cavity is formed with a first limiting step, the right end of the female plug-in connector is connected with the male plug-in connector, and the female plug-in connector abuts against the first limiting step in the left-right direction.
An earphone with a replaceable earphone wire plug comprises an earphone wire plug, an earphone end and an earphone wire middle-grade seamless connector, wherein the earphone wire middle-grade seamless connector comprises a first shell, a second shell, a male plug and a female plug;
the earphone line plug is electrically connected with the first conductive terminal of the male plug through a first line body to form a replaceable earphone line plug component, and the earphone end is connected with the second conductive terminal of the female plug through a second line body;
the first shell is in threaded connection with the second shell, the male plug-in connector is detachably inserted into the female plug-in connector, the first conductive terminal and the second conductive terminal are matched with each other and are oppositely inserted to form electric connection, and the joint of the male plug-in connector and the female plug-in connector is hidden in the first shell.
As a preferred scheme, a first inner film is arranged in the first shell, the first core comprises a first core wire and a first sleeve wrapped outside the first core wire, the left end and the right end of the first core wire are respectively electrically connected with a first conductive terminal and an earphone cord plug, and the first inner film is formed at the position where the first core wire is electrically connected with the first conductive terminal;
the outer periphery of the right end of the first inner membrane is provided with a second limiting step, the inner wall of the right end of the first installation cavity is provided with a third limiting step, and the second limiting step of the first inner membrane is abutted against the third limiting step in the left-right direction.
As a preferred scheme, the outer periphery of the first sleeve is sleeved with a limiting ring to prevent the first conductive terminal from separating from the left end opening of the first housing.
As a preferred scheme, a second inner film is arranged in the second shell, the second wire body comprises a second core wire and a second sleeve wrapped outside the second core wire, the left end and the right end of the second core wire are respectively electrically connected with a second conductive terminal and an earphone end, and the second inner film is formed at the position where the second core wire is electrically connected with the second conductive terminal;
and a fourth limiting step is formed on the inner wall of the left end of the second mounting cavity, and the left end of the second inner membrane is abutted against the fourth limiting step in the left-right direction.
Preferably, an annular groove is formed in the inner wall of the second mounting cavity, a guide block is convexly arranged on the periphery of the second inner membrane, a guide surface is arranged at the left end of the guide block, and the guide block is fitted in the annular groove.
As a preferable scheme, a limiting bump is convexly arranged on the periphery of the right end of the second inner membrane, a fifth limiting step is formed on the inner wall of the right end of the second mounting cavity, and the second inner membrane abuts against the fifth limiting step in the left-right direction.
As a preferable scheme, the outer periphery of the second sleeve is sleeved with a double-line slide fastener.
Compared with the prior art, the utility model obvious advantage and beneficial effect have, particularly: the connecting part of the male plug-in connector and the female plug-in connector is hidden in the middle level of the earphone cable, so that on one hand, the plug-in and pull-out operation is convenient, on the other hand, the connecting part between the plug-in connectors cannot be seen in appearance, the seamless connection effect is realized, the connecting part between the plug-in connectors is protected, and the stability and the reliability of the connection between the plug-in connectors are ensured; meanwhile, the first shell and the second shell are in threaded connection, so that different types of earphone line plugs can be replaced according to actual needs, the use is more convenient, and the cost and resources are saved by sharing earphones;
secondly, through the matching of the guide boss and the guide groove, the plug between the male plug-in unit and the female plug-in unit can be guided and fool-proof;
furthermore, the first conductive terminal is prevented from being separated from the left end opening of the first shell through the limiting ring;
and the whole structure is ingenious and reasonable, and the parts are convenient and firm to mount.
To more clearly illustrate the structural features and effects of the present invention, the following detailed description is given with reference to the accompanying drawings and specific embodiments.
Drawings
Fig. 1 is a schematic view of a three-dimensional assembly structure of an earphone cable middle-grade seamless connector according to an embodiment of the present invention;
fig. 2 is a schematic view of an exploded structure of an earphone cable middle-grade seamless connector according to an embodiment of the present invention;
fig. 3 is a schematic cross-sectional view of an earphone cable middle-grade seamless connector according to an embodiment of the present invention;
fig. 4 is a schematic view of a stereo earphone assembly structure with a replaceable earphone cord plug according to an embodiment of the present invention;
fig. 5 is an exploded view of an earphone of the first embodiment of the present invention with a plug of an earphone cord replaceable;
fig. 6 is an exploded view of an earphone of a replaceable earphone cord plug according to a second embodiment of the present invention (mainly showing a replaceable earphone cord plug assembly);
fig. 7 is a schematic view of an exploded structure of an earphone of a replaceable earphone cord plug according to a third embodiment of the present invention (mainly showing a replaceable earphone cord plug assembly);
fig. 8 is a schematic view of an exploded structure of an earphone of the fourth embodiment of the present invention (mainly showing the plug assembly of the replaceable earphone cord).
The reference numbers illustrate:
10. first shell 101, anti-skid lug
11. First mounting cavity 111, internal thread
112. A first limit step 113 and a third limit step
12. First inner film 121 and second limit step
20. Male plug 21 and first conductive terminal
22. Plug-in hole 221 and guide boss
30. Second shell
31. Second mounting cavity 311 and fourth limiting step
312. Annular groove 32, external thread
33. Second inner membrane 331, guide block
332. Guide surface 333, limit bump
40. Female plug-in connector
41. Second conductive terminal 42, guide slot
50. Plug of earphone line
61. First core 62, first sleeve
63. Stop collar 64, second heart yearn
65. A second sleeve 66, a double wire slider.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the detailed description.
As shown in fig. 1 to 8, an earphone cord middle-grade seamless connector is characterized in that: including first casing 10, second casing 30, male plug 20 and female plug 40, wherein:
in this embodiment, the first housing 10 is provided with an anti-slip bump 101. The first housing 10 has a first mounting cavity 11, the left and right ends of the first mounting cavity 11 are open, the inner wall of the first mounting cavity 11 is provided with an internal thread 111, the male plug 20 is installed in the first mounting cavity 11, and the male plug 20 has a first conductive terminal 21.
In this embodiment, the inner end wall of the left end opening of the first mounting cavity 11 is formed with a first limit step 112, the right end of the female plug 40 is connected with the male plug 20, and the female plug 40 abuts against the first limit step 112 in the left-right direction.
The second housing 30 has a second mounting cavity 31, the left and right ends of the second mounting cavity 31 are open, the female plug 40 is mounted in the second mounting cavity 31, the female plug 40 has a second conductive terminal 41, and the outer periphery of the second housing 30 is provided with an external thread 32;
in this embodiment, the male plug 20 has a plug hole 22, the first conductive terminal 21 is disposed in the plug hole 22, a guide boss 221 is protruded from an inner wall surface of the plug hole 22, a guide groove 42 extending left and right is disposed on the female plug 40, and the guide boss 221 is adapted to the guide groove 42.
The first housing 10 is in threaded connection with the second housing 30, the external thread 32 is matched with the internal thread 111, the male plug 20 is detachably inserted into the female plug 40, the first conductive terminal 21 and the second conductive terminal 41 are matched with each other and are inserted into each other to form electrical connection, and the joint of the male plug 20 and the female plug 40 is hidden in the first housing 10.
An earphone with a replaceable earphone line plug 50 comprises an earphone line plug 50, an earphone end and an earphone line middle-grade seamless connector; the earphone plug 50 is electrically connected to the first conductive terminal 21 of the male plug 20 through a first wire body to form a replaceable earphone plug assembly, and the earphone end (not shown) is connected to the second conductive terminal 41 of the female plug 40 through a second wire body. In this embodiment, the earphone line plug 50 may be a DC 2.5 balanced plug (as shown in fig. 6), a DC 3.5 balanced plug (as shown in fig. 7), a DC 3.5 stereo plug (as shown in fig. 5), or a DC 4.4 balanced plug (as shown in fig. 8).
In this embodiment, a first inner film 12 is disposed inside the first casing 10, the first core includes a first core 61 and a first sleeve 62 covering the first core 61, left and right ends of the first core 61 are electrically connected to the first conductive terminal 21 and the earphone cord plug 50, respectively, and the first inner film 12 is formed at a position where the first core 61 is electrically connected to the first conductive terminal 21; in this embodiment, the first sleeve 62 extends into the first installation cavity 11 from the right end opening, and the first inner film 12 covers the left end periphery of the first sleeve 62.
A second limit step 121 is formed on the periphery of the right end of the first inner membrane 12, a third limit step 113 is formed on the inner wall of the right end of the first mounting cavity 11, and the second limit step 121 of the first inner membrane 12 abuts against the third limit step 113 in the left-right direction. Preferably, the first sleeve 62 is sleeved with a limiting ring 63 at its outer periphery to prevent the first conductive terminal 21 from being separated from the left opening of the first housing 10.
In this embodiment, a second inner film 33 is installed inside the second housing 30, the second wire body includes a second core wire 64 and a second sleeve 65 covering the second core wire 64, the left and right ends of the second core wire 64 are respectively electrically connected to the second conductive terminal 41 and the earphone end, and the second inner film 33 is formed at the electrical connection position of the second core wire 64 and the second conductive terminal 41; in this embodiment, the second sleeve 65 is sleeved with a two-wire slide fastener 66.
A fourth limiting step 311 is formed on the inner wall of the left end of the second mounting cavity 31, and the left end of the second inner film 33 abuts against the fourth limiting step 311 in the left-right direction. An annular groove 312 is formed in the inner wall of the second mounting cavity 31, a guide block 331 is convexly arranged on the outer periphery of the second inner membrane 33, a guide surface 332 is arranged at the left end of the guide block 331, and the guide block 331 is adapted in the annular groove 312. Preferably, the guide surface 332 is a slope or a cambered surface.
In this embodiment, a limit protrusion 333 is convexly provided on the outer periphery of the right end of the second inner membrane 33, a fifth limit step 313 is formed on the inner wall of the right end of the second mounting cavity 31, and the second inner membrane 33 abuts against the fifth limit step 313 in the left-right direction.
The utility model has the design key points that the joint of the male plug-in unit and the female plug-in unit is hidden in the middle gear of the earphone cable, on one hand, the plug-in and the pull-out are convenient to use, on the other hand, the joint between the plug-in units can not be seen in appearance, the effect of seamless connection is realized, the joint between the plug-in units is also protected, and the stability and the reliability of the connection between the plug-in units are ensured; meanwhile, the first shell and the second shell are in threaded connection, so that different types of earphone line plugs can be replaced according to actual needs, the use is more convenient, and the cost and resources are saved by sharing earphones;
secondly, through the matching of the guide boss and the guide groove, the plug between the male plug-in unit and the female plug-in unit can be guided and fool-proof;
furthermore, the first conductive terminal is prevented from being separated from the left end opening of the first shell through the limiting ring;
and the whole structure is ingenious and reasonable, and the parts are convenient and firm to mount.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that any slight modifications, equivalent changes and modifications made by the technical spirit of the present invention to the above embodiments are all within the scope of the technical solution of the present invention.
Claims (10)
1. The utility model provides a seamless connector of earphone cord middling level which characterized in that: including first casing, second casing, public plug connector and female plug connector, wherein:
the first shell is provided with a first installation cavity, the left end and the right end of the first installation cavity are open, the inner wall of the first installation cavity is provided with internal threads, the male plug-in connector is arranged in the first installation cavity and provided with a first conductive terminal;
the second shell is provided with a second mounting cavity, the left end and the right end of the second mounting cavity are open, the female plug-in connector is arranged in the second mounting cavity and provided with a second conductive terminal, and external threads are arranged on the periphery of the second shell;
the first shell is connected with the second shell, the external threads are matched with the internal threads, the male plug-in connector is detachably inserted into the female plug-in connector, the first conductive terminal and the second conductive terminal are matched with each other and are oppositely inserted to form electric connection, and the joint of the male plug-in connector and the female plug-in connector is hidden in the first shell.
2. The earphone line middle-grade seamless connector according to claim 1, wherein: the male plug-in connector is provided with a plug hole, the first conductive terminal is arranged in the plug hole, a guide boss is convexly arranged on the inner wall surface of the plug hole, a guide groove extending from left to right is formed in the female plug-in connector, and the guide boss is adaptive to the guide groove.
3. The earphone line middle-grade seamless connector according to claim 1, wherein: the left end of the first installation cavity is provided with a first limiting step on the inner end wall of the opening, the right end of the female plug-in connector is connected with the male plug-in connector, and the female plug-in connector abuts against the first limiting step in the left-right direction.
4. The utility model provides an earphone of removable earphone cord plug which characterized in that: the earphone line middle-grade seamless connector is the earphone line middle-grade seamless connector in any one of claims 1 to 3 and comprises a first shell, a second shell, a male plug and a female plug;
the earphone line plug is electrically connected with the first conductive terminal of the male plug through a first line body to form a replaceable earphone line plug component, and the earphone end is connected with the second conductive terminal of the female plug through a second line body;
the first shell is in threaded connection with the second shell, the male plug-in connector is detachably inserted into the female plug-in connector, the first conductive terminal and the second conductive terminal are matched with each other and are oppositely inserted to form electric connection, and the joint of the male plug-in connector and the female plug-in connector is hidden in the first shell.
5. The earphone of claim 4, wherein the earphone line plug is replaceable: the first casing is internally provided with a first inner membrane, the first wire body comprises a first core wire and a first sleeve wrapped outside the first core wire, the left end and the right end of the first core wire are respectively and electrically connected with a first conductive terminal and an earphone cord plug, and the first inner membrane is formed at the position where the first core wire is electrically connected with the first conductive terminal;
the outer periphery of the right end of the first inner membrane is provided with a second limiting step, the inner wall of the right end of the first installation cavity is provided with a third limiting step, and the second limiting step of the first inner membrane is abutted against the third limiting step in the left-right direction.
6. The earphone with a replaceable earphone cord plug of claim 5, wherein: the periphery of the first sleeve is sleeved with a limiting ring to prevent the first conductive terminal from separating from the left end opening of the first shell.
7. The earphone of claim 4, wherein the earphone line plug is replaceable: the second inner film is arranged in the second shell, the second wire body comprises a second core wire and a second sleeve wrapped outside the second core wire, the left end and the right end of the second core wire are respectively and electrically connected with a second conductive terminal and an earphone end, and the second inner film is formed at the electric connection position of the second core wire and the second conductive terminal;
and a fourth limiting step is formed on the inner wall of the left end of the second mounting cavity, and the left end of the second inner membrane is abutted against the fourth limiting step in the left-right direction.
8. The earphone with a replaceable earphone cord plug of claim 7, wherein: an annular groove is formed in the inner wall of the second mounting cavity, a guide block is arranged on the periphery of the second inner membrane in a protruding mode, a guide surface is arranged at the left end of the guide block, and the guide block is matched in the annular groove.
9. The earphone with a replaceable earphone cord plug of claim 7, wherein: the outer periphery of the right end of the second inner membrane is convexly provided with a limiting bump, a fifth limiting step is formed on the inner wall of the right end of the second mounting cavity, and the second inner membrane abuts against the fifth limiting step in the left-right direction.
10. The earphone with a replaceable earphone cord plug of claim 8, wherein: the periphery of the second sleeve is sleeved with a double-line slide fastener.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921362203.XU CN210156617U (en) | 2019-08-21 | 2019-08-21 | Earphone with replaceable earphone cord plug and earphone cord middle-grade seamless connector thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921362203.XU CN210156617U (en) | 2019-08-21 | 2019-08-21 | Earphone with replaceable earphone cord plug and earphone cord middle-grade seamless connector thereof |
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| Publication Number | Publication Date |
|---|---|
| CN210156617U true CN210156617U (en) | 2020-03-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921362203.XU Active CN210156617U (en) | 2019-08-21 | 2019-08-21 | Earphone with replaceable earphone cord plug and earphone cord middle-grade seamless connector thereof |
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| CN (1) | CN210156617U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110416806A (en) * | 2019-08-21 | 2019-11-05 | 乐机宝(亚洲)公司 | The earphone and its earphone cable middle-grade of replaceable earphone line plug are seamlessly connected device |
-
2019
- 2019-08-21 CN CN201921362203.XU patent/CN210156617U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110416806A (en) * | 2019-08-21 | 2019-11-05 | 乐机宝(亚洲)公司 | The earphone and its earphone cable middle-grade of replaceable earphone line plug are seamlessly connected device |
| CN110416806B (en) * | 2019-08-21 | 2021-08-27 | 乐机宝(亚洲)公司 | Earphone with replaceable earphone cord plug and earphone cord middle-grade seamless connector thereof |
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