CN106921070B

CN106921070B - Jack assembly and electric connector

Info

Publication number: CN106921070B
Application number: CN201710136692.6A
Authority: CN
Inventors: 肖飞; 徐文军; 康树峰; 张强; 李玮鹏; 沈良良
Original assignee: Shenzhen Woer New Energy Electric Technology Co Ltd
Current assignee: Shenzhen Woer New Energy Electric Technology Co Ltd
Priority date: 2017-03-08
Filing date: 2017-03-08
Publication date: 2024-04-23
Anticipated expiration: 2037-03-08
Also published as: CN106921070A

Abstract

The invention discloses a jack assembly and an electric connector, wherein the jack assembly comprises a cylindrical shell, a signal wire and a jack terminal arranged on the end part of the signal wire, the jack terminal is inserted into the shell from one end of the shell, and a clamping unit for mutually fixing the shell and the jack terminal is arranged between the shell and the jack terminal. According to the technical scheme, the shell and the jack terminal are mutually fixed through the buckling unit, so that each component of the jack assembly can be produced respectively, and then each component is assembled rapidly through the buckling unit, so that the production and assembly processes of the jack assembly are simplified.

Description

Jack assembly and electric connector

Technical Field

The present disclosure relates to electrical connectors, and particularly to a jack assembly and an electrical connector.

Background

In various electronic systems, electrical connectors are necessary for making electrical connections and signal transfer from device to device, from component to component, and from system to system. In the existing electrical connector, signal pins are mounted on jack insulators, and the jack insulators are generally of an integral structure. However, such an electrical connector generally has problems such as difficulty in production and assembly of the jack insulator, inflexibility in structure, and the like.

In view of the above-described drawbacks, it is desirable to provide a new jack assembly.

Disclosure of Invention

The invention mainly aims to provide a jack assembly and aims to solve the problems that production and assembly of a jack insulator are not easy and the structure is not flexible.

In order to achieve the above object, the jack assembly according to the present invention includes a cylindrical housing, a signal line, and a jack terminal provided at an end of the signal line, the jack terminal being inserted into the housing from one end of the housing, a fastening unit for fastening the housing and the jack terminal to each other being provided between the housing and the jack terminal.

Preferably, the fastening unit includes a first collar disposed on an inner surface of the housing, a second collar disposed on an outer surface of the receptacle terminal, and a spring plate tilting from the outer surface of the receptacle terminal, and the first collar can be fastened between the spring plate and the second collar.

Preferably, the receptacle terminal is formed in a stepped shaft shape, and the number of the elastic pieces is plural and uniformly distributed in the circumferential direction of the receptacle terminal.

Preferably, two terminal channels for accommodating the jack terminals are formed in the housing, the jack terminals are arranged on both end portions of the signal wire, and the jack terminals are respectively inserted into the terminal channels from the same end of the housing in a one-to-one correspondence manner.

In addition, the invention also provides an electric connector, which comprises a jack seat, a plug seat matched with the jack seat, a plug pin arranged on the plug seat and the jack assembly arranged on the jack seat, wherein the plug seat can be mutually fixed with the plug seat, and the plug pin can be inserted into the jack terminal from a port of the shell.

Preferably, the jack seat is provided with a chute for accommodating the shell, and a clamping unit for mutually fixing the shell and the chute is arranged between the shell and the chute.

Preferably, the clamping unit comprises a convex rib arranged in the chute and a spring block lifted from the outer surface of the shell, and the spring block can be clamped between the convex rib and the chute end face of the chute.

Preferably, a guide groove extending along the sliding direction of the housing is arranged in the sliding groove, and a guide rib matched with the guide groove is arranged on the housing.

Preferably, the socket is formed in a cylindrical shape or a stepped shaft shape, a groove is formed in one end face of the socket, and a bump matched with the groove is formed in the socket.

Preferably, the jack assembly is disposed on an outer circumferential surface of the jack mount.

According to the technical scheme, the shell and the jack terminal are mutually fixed through the buckling unit, so that each component of the jack assembly can be produced respectively, and then each component is assembled rapidly through the buckling unit, so that the production and assembly processes of the jack assembly are simplified. And when some parts of the jack assembly are out of service due to problems, the parts with problems can be directly replaced, and the production and use cost can be saved without integral replacement, so that the market competitive advantage is improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of a jack assembly according to an embodiment of the present invention;

FIG. 2 is an exploded view of the jack assembly of FIG. 1;

FIG. 3 is an exploded view of the signal line and receptacle terminal of FIG. 2;

Fig. 4 is a schematic structural view of an electrical connector according to an embodiment of the present invention;

FIG. 5 is an exploded view of the electrical connector of FIG. 4;

FIG. 6 is an exploded view of the jack assembly and jack mount of FIG. 5;

FIG. 7 is an enlarged view at A in FIG. 6;

fig. 8 is an enlarged view at B in fig. 6.

Reference numerals illustrate:

Reference numerals	Name of the name	Reference numerals	Name of the name
				10	Jack assembly	11	Shell body
12	Jack terminal	13	Signal line
				100	Jack seat	101	Spring block
102	Guide rib	103	Jack (Jack)
				110	Groove	121	Second convex ring
122	Spring plate	130	Sliding chute
				131	Rib	132	Guide groove
133	End face of chute	200	Plug pin seat
				210	Contact pin	220	Bump block

The achievement of the objects, functional features and advantages of the present invention will be further described with reference to the accompanying drawings, in conjunction with the embodiments.

DETAILED DESCRIPTION OF EMBODIMENT (S) OF INVENTION

The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

It should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present invention are merely used to explain the relative positional relationship, movement, etc. between the components in a particular posture (as shown in the drawings), and if the particular posture is changed, the directional indicator is changed accordingly.

Furthermore, descriptions such as those referred to as "first," "second," and the like, are provided for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implying an order of magnitude of the indicated technical features in the present disclosure. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present invention, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the present invention, unless specifically stated and limited otherwise, the terms "connected," "affixed," and the like are to be construed broadly, and for example, "affixed" may be a fixed connection, a removable connection, or an integral body; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.

In addition, the technical solutions of the embodiments of the present invention may be combined with each other, but it is necessary to be based on the fact that those skilled in the art can implement the technical solutions, and when the technical solutions are contradictory or cannot be implemented, the combination of the technical solutions should be considered as not existing, and not falling within the scope of protection claimed by the present invention.

The invention provides a jack assembly 10, which aims to solve the problems that the production and the assembly of a jack insulator are not easy and the structure is not flexible.

Referring to fig. 1 and 2, in one embodiment of the present invention, a jack assembly 10 includes a cylindrical housing 11, a signal wire 13, and a jack terminal 12 disposed at an end of the signal wire 13, wherein the jack terminal 12 is inserted into the housing 11 from one end of the housing 11, and a fastening unit (not shown) for fastening the housing 11 and the jack terminal 12 to each other is disposed between the housing 11 and the jack terminal 12. In this embodiment, the housing 11 and the jack terminal 12 are mutually fixed by a fastening unit, so that each component of the jack assembly 10 can be produced separately, and then each component is assembled quickly by the fastening unit, so as to simplify the production and assembly process of the jack assembly 10. In addition, when some parts of the jack assembly 10 are out of order and cannot work, the parts in question can be directly replaced, and the production and use costs can be saved without integral replacement, so that the market competitive advantage is improved.

The fastening unit may have various structures, such as a spring, a clamping member, etc. In a preferred embodiment, as shown in fig. 3, the snap unit includes a first collar provided on an inner surface of the housing 11, a second collar 121 provided on an outer surface of the receptacle terminal 12, and a spring piece 122 lifted from the outer surface of the receptacle terminal 12, and when the housing 11 and the receptacle terminal 12 are fixed to each other, the first collar snaps between the spring piece 122 and the second collar 121. One end of the spring piece 122 is fixed on the outer surface of the jack terminal 12, and the free end of the spring piece 122 faces the direction of the second convex ring 121.

When the receptacle terminal 12 is inserted into the housing 11 from the first end of the housing 11, the spring piece 122 can be pushed through the ring of the first collar such that the first collar snaps between the spring piece 122 and the second collar 121, thereby fixing the housing 11 and the receptacle terminal 12 to each other. The adoption of the buckle unit for assembly can simplify the production and assembly process of the jack assembly 10 while ensuring the reliability of the jack assembly 10. And, the free ends of the receptacle terminals 12 are disposed toward the second end of the housing 11 such that the housing 11 and the receptacle terminals 12 together form a receptacle 103 (see fig. 7) at the second end of the housing 11 for mating with the pin 210.

It should be noted that in other embodiments, the snap unit may also be provided in a reverse configuration, which is not shown. Specifically, a first convex ring and a spring piece 122 lifted up from the inner surface of the housing 11 are provided on the inner surface of the housing 11, a second convex ring 121 is provided on the outer surface of the receptacle terminal 12, and the free end of the spring piece 122 faces the direction of the first convex ring. When the receptacle terminal 12 is inserted into the housing 11 from the first end of the housing 11, the second tab 121 can be pushed away from the position of the spring 122, such that the second tab 121 snaps between the spring 122 and the first tab.

Further, as a preferred embodiment, the receptacle terminal 12 is formed in a stepped shaft shape, and in order to better promote the reliability of the mounting between the housing 11 and the receptacle terminal 12, the number of the elastic pieces 122 is plural and uniformly distributed in the circumferential direction of the receptacle terminal 12, so that the fixation in the circumferential direction of the receptacle terminal 12 is enabled. As shown in fig. 2 and 3, two oppositely disposed spring pieces 122 are provided on the receptacle terminal 12, and in other embodiments, the number of spring pieces 122 may be three, four, or the like.

Further, two terminal passages for accommodating the jack terminals 12 are preferably formed in the housing 11, and as shown in fig. 2, the jack terminals 12 are provided on both end portions of the signal line 13, the jack terminals 12 are inserted into the terminal passages in one-to-one correspondence from the same end (first end) of the housing 11, respectively, and two parallel jacks 103 are formed at the second end of the housing 11 for fitting with the pins 210.

In addition, the present invention also provides an electrical connector, as shown in fig. 4 to 6, which includes a socket 100, a socket 200 adapted to the socket 100, a pin 210 disposed on the socket 200, and the jack assembly 10 as described above disposed on the socket 100. When the socket 100 and the socket 200 are fixed to each other, the pin 210 is inserted into the socket terminal 12 from the port (i.e., the socket 103 at the second end) of the housing 11, so as to realize electrical connection between the pin 210 and the socket terminal 12, and the socket 100 and the socket 200 are fixed to each other so as to ensure accuracy of inserting the pin 210 and the socket 103, so that electrical connection between the pin 210 and the socket terminal 12 is more reliable, and thus, the purpose of high-voltage signal interlocking is achieved.

Further, as shown in fig. 6, the jack 100 is provided with a chute 130 for accommodating the housing 11, and a locking unit (not shown) for fixing the housing 11 and the chute 130 to each other is provided between the housing 11 and the chute 130. When the jack socket 100 is assembled, the shell 11 can slide into the sliding groove 130 of the jack socket 100, the shell 11 and the sliding groove 130 are mutually fixed through the clamping unit, the installation procedure is simplified, the labor cost is saved, and when the jack assembly 10 breaks down, the jack assembly 10 can be directly replaced.

The engaging unit may have various structures, such as a spring, a clamping member, etc. In a preferred embodiment, as shown in fig. 6 and 8, the engagement unit includes a rib 131 provided in the chute 130 and a spring block 101 lifted from the outer surface of the housing 11. When the housing 11 and the chute 130 are fixed to each other, the spring block 101 is clamped between the end surface of the chute 130 and the rib 131, wherein the free end of the spring block 101 is disposed toward the direction of the rib 131. During assembly, the spring 101 on the housing 11 can be pushed from the position of the rib 131 and clamped between the chute end face 133 of the chute 130 and the rib 131. In fig. 6, it can be seen that two opposite elastic blocks 101 are disposed on the housing 11, and ribs 131 are disposed on opposite sidewalls of the sliding groove 130, so that the jack assembly 10 can be stably engaged, and stable signal transmission between the pin 210 and the jack terminal 12 is ensured.

It should be noted that, in other embodiments, the engaging unit may be configured in a reverse structure, which is not shown. Specifically, the inner surface of the housing 11 is provided with a rib 131, and opposite side walls of the chute 130 are provided with a spring block 101, wherein the free end of the spring block 101 is disposed towards the chute end face 133 of the chute 130, and when assembling, the rib 131 on the housing 11 can squeeze from the position of the spring block 101 and be clamped between the chute end face 133 of the chute 130 and the spring block 101, thereby fixing the housing 11 and the chute 130.

In addition, in order to enable the housing 11 to smoothly slide into the slide groove 130, in a preferred embodiment, as shown in fig. 7 and 8, a guide groove 132 extending in the sliding direction of the housing 11 is provided in the slide groove 130, and a guide rib 102 adapted to the guide groove 132 is provided on the housing 11. The guide grooves 132 may be disposed on opposite sidewalls of the chute 130 or may be disposed on a bottom surface of the chute 130. In assembly, the guide ribs 102 on the housing 11 are aligned with the guide grooves 132, and then the housing 11 is pushed into the slide grooves 130. The guide grooves 132 provided on the opposite side walls of the slide groove 130 can also limit the guide ribs 102 of the housing 11 in a direction perpendicular to the bottom surface of the slide groove 130, thereby preventing the housing 11 from coming out of the slide groove 130. It should be noted that in other embodiments, the positions of the guide groove 132 and the guide rib 102 may be interchanged, i.e., the guide groove 132 may be provided on the housing and the guide rib 102 may be provided within the chute 130.

As a preferred embodiment, as shown in fig. 5 and 6, the socket 100 is formed in a cylindrical shape or a stepped shaft shape, etc., a groove 110 is provided on one end surface of the socket 100, and a protrusion 220 is provided on the socket 200 to be fitted with the groove 110. Wherein, the recess 110 is formed in a cylindrical shape, and the protrusion 220 is formed in a cylindrical shape, the protrusion 220 and the recess 110 may be interference fit or excessive fit, so that the socket 100 and the socket 200 can be reliably matched and fixed. In addition, the shape of the other parts of the ferrule 200 may be designed according to actual needs.

Further, as shown in fig. 6, a single jack assembly 10 is preferably disposed on the outer peripheral surface of the jack socket 100, and in other embodiments, the number of jack assemblies 10 may be plural as required, and the plurality of jack assemblies 10 may be uniformly distributed along the circumferential direction of the jack socket 100 to meet the actual use requirement of the user.

The following will describe the specific assembly process of the electrical connector of the present invention to further explain the technical solution of the present invention. In the production and assembly process, the two jack terminals 12 are first respectively crimped to the two ends of the signal wire 13, and then the jack terminals 12 are inserted into the housing 11 from the first end of the housing 11, and are fixed by the snap-fit unit. Then, the assembled jack assembly 10 is inserted into the slide groove 130 along the direction of the guide groove 132 in the slide groove 130, and is fixed by the engagement unit. Finally, the bump 220 on the socket holder 200 is aligned with the groove 110 on the socket holder 100, the pin 210 is aligned with the socket 103, and the bump 220 is inserted into the groove 110 and the pin 210 is inserted into the socket 103, thereby completing the assembly of the electrical connector.

The foregoing description is only of the preferred embodiments of the present invention and is not intended to limit the scope of the invention, and all equivalent structural changes made by the description of the present invention and the accompanying drawings or direct/indirect application in other related technical fields are included in the scope of the invention.

Claims

1. The utility model provides a jack subassembly, its characterized in that, jack subassembly includes the casing that is the tube-shape, signal line and set up in jack terminal on the tip of signal line, jack terminal follows the one end of casing inserts in the casing, the casing with be provided with between the jack terminal be used for making the casing with the buckle unit that jack terminal is fixed each other.

2. The jack assembly of claim 1, wherein the snap-in unit includes a first collar disposed on an inner surface of the housing, a second collar disposed on an outer surface of the jack terminal, and a spring tab upturned from the outer surface of the jack terminal, the first collar being capable of snapping between the spring tab and the second collar.

3. The jack assembly of claim 2, wherein the jack terminals are formed in a stepped shaft shape, and the number of the elastic pieces is plural and uniformly distributed along the circumferential direction of the jack terminals.

4. A jack assembly according to any one of claims 1 to 3, wherein two terminal passages for accommodating the jack terminals are formed in the housing, the jack terminals being provided on both end portions of the signal line, the jack terminals being inserted into the terminal passages in one-to-one correspondence from the same end of the housing, respectively.

5. An electrical connector comprising a socket, a pin holder adapted to the socket, pins disposed on the pin holder, and a jack assembly as claimed in any one of claims 1 to 4 disposed on the socket, the socket being capable of being secured to the pin holder and the pins being capable of being inserted into the jack terminals from the ports of the housing.

6. The electrical connector of claim 5, wherein the socket is provided with a chute for accommodating the housing, and a locking unit for fixing the housing and the chute to each other is disposed between the housing and the chute.

7. The electrical connector of claim 6, wherein the engagement unit comprises a rib disposed in the chute and a spring block lifted from an outer surface of the housing, the spring block being capable of being engaged between the rib and a chute end surface of the chute.

8. The electrical connector of claim 6, wherein the chute is provided with guide grooves extending in a sliding direction of the housing, and the housing is provided with guide ribs adapted to the guide grooves.

9. An electrical connector according to any one of claims 5-8, wherein the socket is formed in a cylindrical or stepped shaft shape, a recess is provided on one end face of the socket, and a projection is provided on the socket to fit into the recess.

10. The electrical connector of claim 9, wherein the receptacle assembly is disposed on an outer peripheral surface of the receptacle.