CN110676638A

CN110676638A - Plug-replaceable connector

Info

Publication number: CN110676638A
Application number: CN201911066447.8A
Authority: CN
Inventors: 张春阳
Original assignee: Beijing Quadratic Culture Media Co Ltd
Current assignee: Beijing Quadratic Culture Media Co Ltd
Priority date: 2019-11-04
Filing date: 2019-11-04
Publication date: 2020-01-10

Abstract

A replaceable plug connector comprising: the plug end component and the wire end component are arranged, one end of the plug end component is electrically connected with the equipment interface, and one end of the wire end component is electrically connected with the wire; the other end of the plug end component and the other end of the wire end component are mutually matched to realize pluggable electrical connection. According to the plug-replaceable connector, the plug end component and the wire end component are in plug-in type electrical connection, so that the overall length is shortened, the durability is improved, and the use is convenient; the plug end component is detachable from the integral shell, so that plugs with different specifications can be conveniently replaced, and the plug end component is suitable for different equipment interfaces; the plug end subassembly passes through the PCB board with plug and first link electric connection, has improved the stability of connecting, is convenient for the plug and does not influence the electric connection effect, can further shorten overall length simultaneously.

Description

Plug-replaceable connector

Technical Field

The invention belongs to the technical field of connectors, and particularly relates to a replaceable plug type connector.

Background

With the popularization and promotion of intelligent devices such as mobile phone and computer live broadcast devices and the like, the earphone or the microphone is used as an accessory, and the technical requirements are higher and higher. Especially, plug-type audio connector, because daily use plug frequency is big, and length overlength, easy damage receives the influence, uses and experiences, and connection structure, volume are on the large side, the proportion is uncoordinated, whole pleasing to the eye inadequately can be seen to the outside moreover. And with the development of equipment research and development technology, the interfaces of different equipment players are different, and the common plug type audio connector is difficult to adapt to different interfaces.

Therefore, there is a need to develop an exchangeable plug-type audio connector with a short length and a long service life, which can be adapted to different interfaces.

Disclosure of Invention

The invention aims to provide a replaceable plug type connector which can be suitable for different interfaces and has short length and long service life.

In order to achieve the above object, the present invention provides a replaceable plug connector comprising:

the plug end component and the wire end component are arranged, one end of the plug end component is electrically connected with the equipment interface, and one end of the wire end component is electrically connected with the wire;

the other end of the plug end component and the other end of the wire end component are mutually matched to realize pluggable electrical connection.

Preferably, the plug end assembly comprises:

the plug end comprises a plug end shell, and a plug, a PCB and a first connecting end which are arranged in the plug end shell and electrically connected in sequence;

one end of the plug extends out of the plug shell and is used for plugging an equipment interface.

Preferably, the wire assembly comprises:

and one end of the second connecting end is matched and connected with the first connecting end, and the other end of the second connecting end is electrically connected with the wire rod.

Preferably, the plug assembly further comprises a plug end assembly and the wire end assembly are both disposed within the integral housing.

Preferably, one end of the integral shell is provided with an internal thread, and the other end of the integral shell is provided with a wire through hole;

the plug end shell is provided with external threads, and the plug end shell is inserted in the integral shell and is in threaded connection with the integral shell.

Preferably, the second connection end is connected with the first connection end in a plugging mode of matching a plugging needle with a plugging port.

Preferably, the first connecting end is provided with a plurality of inserting ports; and the second connecting end is provided with a plurality of inserting needles, and each inserting needle is inserted into one inserting port.

Preferably, a female pin is arranged in each socket, the plug and the female pin are respectively and electrically connected to two ends of the PCB, and each plug pin is electrically plugged into one female pin.

Preferably, the plug housing is integrally formed on the outer surfaces of the plug, the PCB and the first connection terminal by extrusion.

Preferably, the wire end connector further comprises a wire end shell, a wire hole is formed in the wire end shell, and the second connecting end is arranged in the wire end shell;

the wire rod passes through the wire rod through hole in proper order with wire rod hole electric connection in the second link.

Preferably, a gasket is also included, the gasket being disposed between the wire through-hole end of the unitary housing and the wire end housing.

Preferably, the second connecting end is provided with an external thread, one end of the wire end shell is provided with an internal thread, and the second connecting end is inserted into the wire end shell and is in threaded connection with the wire end shell.

Preferably, the first connecting end and the second connecting end are respectively provided with a positioning hole and a positioning needle, and the positioning needle can be inserted into the positioning hole.

Preferably, the specification of the plug is 3.5mmTRS, 2.5mmTRRS or 4.4 mmTRRRS.

Preferably, the number of the insertion pins is 2 to 8.

Preferably, the connector is an audio connector.

The invention relates to a replaceable plug type connector, which has the beneficial effects that: the plug end component and the wire end component are in plug-in electric connection, so that the overall length is shortened, the durability is improved, and the use is convenient; the plug end component is detachable from the integral shell, so that plugs with different specifications can be conveniently replaced, and the plug end component is suitable for different equipment interfaces; the plug end subassembly passes through the PCB board with plug and first link electric connection, has improved the stability of connecting, is convenient for the plug and does not influence the electric connection effect, can further shorten overall length simultaneously.

Additional features and advantages of the invention will be set forth in the detailed description which follows.

Drawings

The above and other objects, features and advantages of the present invention will become more apparent by describing in more detail exemplary embodiments thereof with reference to the attached drawings, in which like reference numerals generally represent like parts throughout.

Fig. 1 shows a schematic view of an angular exploded construction of a replaceable plug connector according to an exemplary embodiment of the present invention;

fig. 2 shows a schematic exploded view of another angle of a replaceable plug connector according to an exemplary embodiment of the present invention;

fig. 3 shows a schematic representation of the second connection end of the exchangeable plug connector according to an exemplary embodiment of the present invention;

description of reference numerals:

1. the connector comprises a plug, 2, a PCB, 3, a first connecting end, 4, a plug shell, 5, a second connecting end, 6, a wire end shell, 7, an integral shell, 8, a plug pin, 9, a female pin, 10, a gasket, 11 and a positioning pin.

Detailed Description

Preferred embodiments of the present invention will be described in more detail below. While the following describes preferred embodiments of the present invention, it should be understood that the present invention may be embodied in various forms and should not be limited by the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art.

To solve the problems of the prior art, the present invention provides a plug-replaceable connector, comprising:

According to the plug-replaceable connector, the plug end component and the wire end component are in plug-in electric connection, so that the overall length is shortened, the durability is improved, and the use is convenient.

Preferably, the plug end assembly includes:

the plug end shell, and a plug, a PCB and a first connecting end which are arranged in the plug end shell and are electrically connected in sequence through welding;

The plug end subassembly passes through the PCB board with plug and first link electric connection, has improved the stability of connecting, is convenient for the plug and does not influence the electric connection effect, can further shorten overall length simultaneously.

Preferably, the connecting end of the plug and the PCB is flat, so that welding is convenient, and the length of the connecting part can be reduced.

Preferably, the plug housing is made of brass, and the first connection end is made of plastic.

Preferably, the plug housing is integrally formed on the outer surfaces of the plug, the PCB and the first connection terminal by extrusion. The plug shell is stretched out to the one end of plug outside, and the other end is located the plug shell and just passes through welding electric connection in PCB board, and the plug shell fastens in plug, PCB board and the first link outside after the welding, and the plug of being convenient for does not influence the electric connection effect.

Preferably, the wire assembly comprises:

Preferably, the main body material of second link is the plastic.

Preferably, the plug connector further comprises an integral housing, and the plug end assembly and the wire end assembly are both disposed within the integral housing. The whole shell is used for protecting the connecting structure of the plug end component and the wire end component, and the effect of electric connection of plugging and unplugging is avoided being influenced.

Preferably, one end of the integral shell is provided with internal threads, and the other end of the integral shell is provided with a wire through hole;

the plug end shell is provided with external threads, and the plug end shell is inserted in the integral shell and is in threaded connection with the integral shell. The plug end assembly connected through the threads can be detached from the integral shell, so that the plug can be conveniently plugged and replaced with plugs of different specifications, and the plug is suitable for different equipment interfaces. The external thread of the plug shell is arranged at one end close to the plug, and when the plug shell is inserted into the integral shell, the plug shell and a part of the plug, the PCB and the first connecting end in the plug shell are all positioned in the integral shell.

Preferably, the material of the integral shell is brass or plastic.

Preferably, the second connecting end is connected with the first connecting end in a plugging mode that the plugging needle is matched with the plugging port, so that plugging and unplugging and different plugs can be conveniently replaced. When the plug end component is plugged with the wire end component, the plug pin is matched with the plug interface, and the integral shell is connected with the plug shell, so that the plug end component is reliably plugged in the wire end component in the integral shell.

Preferably, the first connecting end is provided with a plurality of inserting ports; the second connecting end is provided with a plurality of inserting needles, and each inserting needle is inserted in one inserting port.

Preferably, the number of the insertion pins is 2-8.

Preferably, a female pin is arranged in each socket, the plug and the female pin are respectively and electrically connected to two ends of the PCB by welding, and each plug pin is electrically plugged into one female pin.

Preferably, the female needle and the inserting needle are made of phosphor copper.

Preferably, the second connecting end is provided with a plurality of needle holes, each inserting needle penetrates through one needle hole, one end of each inserting needle is used for being inserted into the female needle, and the other end of each inserting needle is used for connecting a wire. The second connecting end is provided with an isolating block for separating the other end of the plug pin; the cross section of the other end of the insertion needle is arc-shaped, so that the wire can be guided and the welding position of the wire and the insertion needle can be fixed conveniently.

The plug is electrically connected with the female pin through the PCB, and then is electrically connected with the plug pin, compared with the existing plug type connector using a welding wire mode, the whole length can be reduced by 8-15mm, so that the connector is more durable and more convenient to use.

Preferably, the wire end device further comprises a wire end shell, a wire hole is formed in the wire end shell, and the second connecting end is arranged in the wire end shell; the wire rod passes through the wire rod through hole and the wire rod hole in sequence and is electrically connected to the second connecting end.

Preferably, the material of the wire end housing is brass or plastic.

Preferably, the second link is equipped with the external screw thread, and the one end of wire rod end shell is equipped with the internal thread, and the second link is pegged graft in wire rod end shell, and with wire rod end shell threaded connection.

The second connecting end is connected inside the wire end shell through threads, the connected wire end component is electrically connected with the wire and is rotatably connected into the integral shell, when the plug end component is plugged into the wire end component, the plug pin on the second connecting end is plugged into the female pin in the plug port on the first connecting end, and then the integral shell and the plug shell are screwed, so that the plug end component is stably connected into the integral shell, the plug effect is ensured to be stable, the strength of the connecting part is improved, a threaded lock catch or a self-locking buckle is not needed, and the plug-in connector is small in size, attractive and durable. When the plug is required to be plugged into different equipment interfaces, the plug shell is separated from the whole shell, and the first connecting end is pulled out, so that the plugs with different specifications can be replaced.

Preferably, a gasket is also included, the gasket being disposed between the wire eye end of the unitary housing and the wire end housing.

Preferably, the material of packing ring is rubber, and the packing ring is used for when the plug end subassembly is pegged graft in the wire rod end subassembly, compresses tightly the junction of second link and first link, makes the grafting effect better, can cushion between wire rod end shell and the whole shell simultaneously, avoids direct contact and the wearing and tearing that produce.

Preferably, the first connecting end and the second connecting end are respectively provided with a positioning hole and a positioning needle, and the positioning needle can be inserted into the positioning hole. The positioning hole is matched with the positioning pin to guide the inserting direction, so that the assembling efficiency is improved.

Preferably, the positioning hole is arranged on the first connecting end, and the positioning needle is arranged on the second connecting end.

Preferably, the specification of the plug is 3.5mmTRS, 2.5mmTRRS or 4.4 mmTRRRS. When the plugs of different models need to be replaced, the plug end component is screwed out of the integral shell.

Preferably, the connector is an audio connector, applied to devices such as earphones, microphones and the like.

Example 1

As shown in fig. 1 to 3, the present invention provides a plug-replaceable 1-type audio connector, comprising:

In this embodiment, the plug end assembly includes:

the plug 1 end shell, the plug 1 arranged in the plug 1 end shell and electrically connected with the PCB 2 and the first connecting end 3 in sequence through welding; one end of the plug 1 extends out of the plug shell 4 and is used for plugging an equipment interface.

The connecting end of the plug 1 and the PCB 2 is flat. The plug housing 4 is made of brass, and the first connection end 3 is made of plastic.

The plug housing 4 is integrally formed on the outer surfaces of the plug 1, the PCB board 2 and the first connection terminal 3 by extrusion. One end of the plug 1 extends out of the plug shell 4, the other end of the plug 1 is positioned in the plug shell 4 and is electrically connected to the PCB 2 through welding, and the plug shell 4 is fastened outside the welded plug 1, the welded PCB 2 and the first connecting end 3.

In this embodiment, the wire assembly includes a second connecting end 5, one end of the second connecting end 5 is connected to the first connecting end 3 in a matching manner, and the other end is electrically connected to the wire. The second connecting end 5 is made of plastic.

The plug wire terminal assembly is characterized by further comprising an integral shell 7, and the plug terminal assembly and the wire terminal assembly are arranged in the integral shell 7.

One end of the integral shell 7 is provided with internal threads, and the other end is provided with a wire through hole; the outer shell at the end of the plug 1 is provided with external threads, and the outer shell at the end of the plug 1 is inserted in the integral outer shell 7 and is in threaded connection with the integral outer shell 7. The external thread of the plug shell 4 is arranged at one end close to the plug 1, when the plug shell 4 is plugged in the integral shell 7, the plug shell 4 and a part of the plug 1, the PCB 2 and the first connecting end 3 in the plug shell 4 are all positioned in the integral shell 7. The material of the whole shell 7 is brass.

The second connecting end 5 is connected with the first connecting end 3 in a plugging mode of matching a plugging needle 8 with a plugging port. When the plug end component is plugged with the wire end component, the plugging pin 8 is matched with the plugging port, and the integral shell 7 is connected with the plug shell 4, so that the plug end component is reliably plugged into the wire end component in the integral shell 7.

The first connecting end 3 is provided with a plurality of inserting ports; the second connecting end 5 is provided with a plurality of inserting pins 8, and each inserting pin 8 is inserted into one inserting port.

In the present embodiment, the number of the insertion pins 8 is 4.

Be equipped with a female needle 9 in every interface, plug 1 and female needle 9 are respectively through welding electric connection in the both ends of PCB board 2, and every plug pin 8 electric property is pegged graft in a female needle 9. The female needle 9 and the inserting needle 8 are made of phosphor copper.

The second connecting end 5 is provided with a plurality of needle holes, each inserting needle 8 penetrates through one needle hole, one end of each inserting needle 8 is used for being inserted into the female needle 9, and the other end of each inserting needle is used for connecting a wire. The second connecting end 5 is provided with an isolation block for separating the other end of the inserting needle 8; the cross section of the other end of the insertion needle 8 is arc-shaped, so that the wire can be guided and the welding position of the wire and the insertion needle 8 can be fixed conveniently.

In this embodiment, the wire end casing 6 is further included, a wire hole is formed on the wire end casing 6, and the second connection end 5 is arranged in the wire end casing 6; the wire rod passes through the wire rod through hole and the wire rod hole in sequence and is electrically connected to the second connecting end 5. The material of the wire end housing 6 is brass.

Second link 5 is equipped with the external screw thread, and the one end of wire rod end shell 6 is equipped with the internal thread, and second link 5 pegs graft in wire rod end shell 6, and with 6 threaded connection of wire rod end shell.

The second connecting end 5 is connected inside the wire end shell 6 through threads, the connected wire end component is electrically connected with the wire and is rotatably connected into the integral shell 7, when the plug end component is plugged into the wire end component, the plug pin 8 on the second connecting end 5 is plugged into the female pin 9 in the plug port on the first connecting end 3, and then the integral shell 7 and the plug shell 4 are screwed, so that the plug end component is stably connected into the integral shell 7. When the plug 1 needs to be plugged into different equipment interfaces, the plug shell 4 is separated from the integral shell 7, and the first connecting end 3 is pulled out, so that the plug 1 with different specifications can be replaced.

In this embodiment, a gasket 10 is further included, and the gasket 10 is provided between the wire hole end of the integral housing 7 and the wire end housing 6. The gasket 10 is made of rubber.

The first connecting end 3 and the second connecting end 5 are respectively provided with a positioning hole and a positioning needle 11, and the positioning needle 11 can be inserted into the positioning hole. The positioning hole is arranged on the first connecting end 3, and the positioning needle 11 is arranged on the second connecting end 5.

The specification of the plug 1 is 3.5 mmTRS. The connector is an audio connector.

Having described embodiments of the present invention, the foregoing description is intended to be exemplary, not exhaustive, and not limited to the embodiments disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the described embodiments.

Claims

1. A replaceable plug connector, comprising:

2. The interchangeable plug connector of claim 1, wherein the plug end assembly comprises:

the plug comprises a plug end shell (4), and a plug (1), a PCB (2) and a first connecting end (3) which are arranged in the plug end shell (4) and are electrically connected in sequence;

one end of the plug (1) extends out of the plug shell (4) and is used for plugging an equipment interface.

3. The interchangeable plug connector of claim 2, wherein the wire assembly comprises:

and one end of the second connecting end (5) is matched and connected with the first connecting end (3), and the other end of the second connecting end is electrically connected with the wire.

4. A replaceable plug connector according to claim 3, further comprising an integral housing (7), the plug end assembly and the wire end assembly each being provided within the integral housing (7).

5. A replaceable plug connector according to claim 4, characterised in that the one end of the one-piece housing (7) is provided with an internal thread and the other end with a wire through-hole;

the plug end shell (4) is provided with external threads, and the plug end shell (4) is inserted in the integral shell (7) and is in threaded connection with the integral shell (7).

6. A replaceable plug connector according to claim 3, characterised in that the second connection end (5) is connected to the first connection end (3) by means of a plug-in connection in which a plug-in pin and a plug-in opening cooperate.

7. A replaceable plug connector according to claim 6, characterised in that the first connection end (3) is provided with a plurality of plug ports; the second connecting end (5) is provided with a plurality of inserting needles (8), and each inserting needle (8) is inserted into one inserting port.

8. A replaceable plug connector according to claim 7, wherein a female pin (9) is provided in each of the sockets, the plug (1) and the female pin (9) are electrically connected to two ends of the PCB (2), respectively, and each of the plug pins (8) is electrically connected to one of the female pins (9).

9. A replaceable plug connector according to claim 2, characterised in that the plug housing (4) is integrally formed by extrusion on the outer surfaces of the plug (1), the PCB board (2) and the first connection end (3).

10. A replaceable plug connector according to claim 5, further comprising a wire end housing (6), the wire end housing (6) being provided with a wire hole, the second connection end (5) being arranged within the wire end housing (6);

the wire rod penetrates through the wire rod through hole and the wire rod hole in sequence and is electrically connected to the second connecting end (5).

11. A replaceable plug connector according to claim 10, further comprising a grommet (10), the grommet (10) being provided between the wire through-hole end of the unitary housing (7) and the wire end housing (6).

12. A replaceable plug connector according to claim 10, characterised in that the second connecting end (5) is provided with an external thread, that one end of the wire end housing (6) is provided with an internal thread, and that the second connecting end (5) is plugged into the wire end housing (6) and is in threaded connection with the wire end housing (6).

13. A replaceable plug connector according to claim 3, characterised in that the first connection end (3) and the second connection end (5) are provided with a positioning hole and a positioning pin (11), respectively, and the positioning pin (11) can be inserted into the positioning hole.

14. A replaceable plug connector according to claim 2, characterised in that the specification of the plug (1) is 3.5mm trs, 2.5mm trs or 4.4mm trrrs.

15. The interchangeable plug connector according to claim 7, characterized in that the number of plug pins (8) is 2 to 8.

16. A replaceable plug connector according to any one of claims 1 to 15, in which the connector is an audio connector.