CN219610906U - Shielding connector, plug and socket - Google Patents

Abstract

The utility model relates to a shielding connector, a plug and a socket, wherein the shielding connector comprises a plug and a socket with the front ends inserted in pairs, a conductive jack part is arranged in the plug, and the conductive jack part can be simultaneously conducted with a cable shielding layer and a cable grounding wire; and a conductive contact pin component which is matched and inserted with the conductive jack component is arranged in the socket, and the conductive contact pin component can be simultaneously conducted with the cabinet panel and the internal circuit of the cabinet. The plug and the socket conductive component are matched to realize the conduction of the grounding link and the shielding link, integrates the shielding function and the grounding function, is simple in composition, and has the characteristics of miniaturization and light weight.

Description

Shielding connector, plug and socket

Technical Field

The utility model belongs to the technical field of connectors, and particularly relates to a shielding connector, a plug and a socket.

Background

When the chassis cabinet is grounded or shielded, the connector of the chassis cabinet interface needs to be conducted with the chassis cabinet panel, so that the shielding layer of the cable connected with the connector is conducted with the panel, and the grounding or shielding effect of the whole link is realized.

In the prior art, a cable shielding layer is required to be pressed by a cable shielding wire clamp, a shielding conductor is contacted with a conductive shell, an elastic conductive element is arranged on the conductive shell, a socket is matched with a plug, the conductive shell contacts the socket to compress transmission of shielding signals of the elastic conductive element, the conductive shell of the socket is provided with the elastic conductive element which contacts a cabinet panel, and finally, the panel is conducted with a connector and a shielding link of cable shielding.

The technical scheme has the following defects: the power connector comprises one or more metal conductive shells, and the independent shielding conduction link is realized through the matching of parts such as a cable shielding wire clamp, a shielding conductor, a conductive shell and the like, so that the number of parts of the product is various, and the size and the weight are large.

Disclosure of Invention

Aiming at the problems existing in the prior art, the utility model designs a lightweight shielding connector with integrated shielding function and grounding function.

The aim and the technical problems of the utility model are realized by adopting the following technical proposal. According to the shielding connector provided by the utility model, the shielding connector comprises a plug and a socket, wherein the front ends of the plug are inserted into each other, the plug is internally provided with a conductive jack component, and the conductive jack component can be simultaneously conducted with a cable shielding layer and a cable grounding wire; and a conductive contact pin component which is matched and inserted with the conductive jack component is arranged in the socket, and the conductive contact pin component can be simultaneously conducted with the cabinet panel and the internal circuit of the cabinet.

The aim and the technical problems of the utility model can be further realized by adopting the following technical measures.

In the shielding connector, the conductive jack component comprises a jack body and a conductive branch, the tail of the jack body is communicated with the cable grounding wire, and the conductive branch is communicated with the cable shielding layer; the conductive pin component comprises a pin body and a branch conductive part, the front end of the pin body is matched with the jack body in an inserting way, the tail of the pin body is communicated with a circuit in the cabinet, and the panel of the cabinet of the branch conductive part is communicated.

In the shielding connector, the plug further comprises a plug shell and an inner sleeve with a conductive function, wherein the inner sleeve is fixed in the plug shell and is in contact conduction with the cable shielding layer through an elastic conductor; the conductive branch is connected with the cable shielding layer through the switching of the inner sleeve and the elastic conductor.

In the shielding connector, the elastic conductor is a triangular spring which is fixed in the annular dovetail groove in the inner sleeve, so that the shielding connector can adapt to cable shielding layers with different sizes.

In the above shielding connector, the jack body is fixed in the plug insulator, the conductive branch extends out of the plug insulator and is in contact conduction with the inner sleeve along the axial direction, and the normal directions of the contact parts of the conductive branch and the inner sleeve are parallel to each other.

In the foregoing shield connector, the plug housing includes a spline housing at a front end and a tail waterproof accessory at a rear end, and the inner sleeve is located in the tail waterproof accessory and is pressed on a tail end face of the spline housing by a limit protrusion in the tail waterproof accessory, wherein the conductive branch tail is pressed between the inner sleeve and the spline housing.

In the aforementioned shielding connector, the conductive branch extends along the axial direction of the plug housing and is bent for a plurality of times, so as to enhance the axial retention force of the tail part of the conductive branch.

The shielding connector is characterized in that the conductive jack component and the conductive pin component are of an integrated structure or a multi-body combined structure, and when the shielding connector is of the multi-body combined structure, all the parts are in strong fit or interference fit.

In the shielding connector, the tail part of the socket shell of the socket is fixedly provided with the switching shell with a conductive function, and the branch conductive parts are in shielding conduction with the cabinet panel through the switching shell and the elastic contact parts positioned at the periphery of the switching shell.

In the shielding connector, the elastic contact part is a grounding spring fixed in a positioning groove at the periphery of the switching shell, and the positioning groove is also internally provided with an avoidance ring groove for the contact of the spring claw of the grounding spring to fall into.

In the above shielding connector, the end surface of the adapting housing, which contacts with the branch conductive portion, is a flat end surface, and the surface of the branch conductive portion, which contacts with the flat end surface, is a plane or an arc surface.

Compared with the prior art, the utility model has obvious advantages and beneficial effects. By means of the technical scheme, the utility model can achieve quite technical progress and practicability, has wide industrial application value, and has at least the following advantages:

the plug is provided with a conductive jack component which is communicated with a cable shielding layer and a cable grounding wire; the socket is provided with a conductive contact pin component which is communicated with the chassis panel and the grounding circuit in the cabinet; the plug and the socket conductive component are matched to realize the conduction of the grounding link and the shielding link.

The utility model integrates shielding function and grounding function, has simple composition and has the characteristics of miniaturization and light weight.

Drawings

FIG. 1 is a schematic view of a shielding path of a shielded connector according to the present utility model;

FIG. 2 is a schematic view of a shielded connector plug according to the present utility model;

FIG. 3 is a schematic view of a shielded connector pin according to the present utility model;

FIG. 4 is a schematic view of a plug end shield contact of the shielded connector of the present utility model;

FIG. 5 is a schematic view of a conductive jack assembly at the plug end of a shielded connector according to another embodiment of the present utility model;

FIG. 6 is a schematic illustration of a shielded connection of the conductive jack component at the plug end of the shielded connection of the present utility model with an inner sleeve;

FIG. 7 is a schematic view of an inner sleeve at the plug end of the shielded connector of the present utility model;

FIG. 8 is a schematic view of a conductive pin member at the receptacle end of the shielded connector of the present utility model;

fig. 9 is a cross-sectional view of a receptacle end conductive pin member of a shielded connector of the present utility model;

FIG. 10 is a schematic view of a shielded connection of a receptacle-end conductive pin member to a transition housing of the shielded connector of the present utility model;

FIG. 11 is a view of a shielded connection between a receptacle-end conductive pin member and a switch housing according to another embodiment of the present utility model;

FIG. 12 is a schematic view of a receptacle-end adapter housing of the shielded connector of the present utility model;

fig. 13 is a cross-sectional view of fig. 12.

[ Main element symbols description ]

1: plug

101: conductive jack component

102: inner sleeve

103: triangle spring

104: jack contact

105: spline housing

106: plug insulator

107: waterproof accessory at tail

108: open jack

109: wire pressing tube

110: conductive branch

111: bonding wire cup

112: contact surface

113: spacing bump

114: through hole

115: stepped surface

116: annular dovetail groove

117: plane surface

2: socket

201: switching shell

202: grounding spring

203: conductive pin component

204: socket shell

205: pin contact

206: socket insulator

207: branched conductive part

208: positioning groove

209: avoidance ring groove

210: plane end face

3: cabinet panel

4: grounded signal transmission link

5: shielded signal transmission link

6: cable with improved cable characteristics

601: cable shielding layer

Detailed Description

In order to further describe the technical means and effects adopted for achieving the preset aim of the present utility model, the following detailed description will refer to the specific implementation, structure, characteristics and effects of the shielding connector according to the present utility model with reference to the accompanying drawings and preferred embodiments.

Referring to fig. 1-13, the present utility model discloses a shielded connector, which comprises a plug 1 and a socket 2 with opposite plug ends, wherein the plug 1 comprises a plug housing, a plug insulator 106 fixed in the plug housing, and an inner sleeve 102 with conductive function, wherein the plug insulator 106 is positioned at the front end of the plug housing and is internally fixed with a jack contact 104 and a conductive jack component 101, and the jack contact 104 is used for being matched and plugged with a pin contact 205 on the socket 2 to realize the transmission of power signals; one end of the conductive socket part 101 is connected with a ground wire in the plug tail cable 6 to transmit a ground signal, and is also connected with the inner sleeve 102, and the inner sleeve 102 is in contact conduction with the cable shield 601 of the cable 6 through an elastic conductor, so that the end of the conductive socket part 101 transmits the ground signal and the shield signal at the same time.

In this embodiment, the conductive jack component 101 includes a jack body and a conductive branch 110, where the conductive jack component 101 is terminated with a cable ground wire through its jack body tail to transmit a ground signal, and the termination manner includes, but is not limited to, screw pressing, crimping or welding, and preferably, the jack body front end is a pin or an open jack 108 so as to be adapted to be conducted with a socket-end conductive jack component; the rear end is a wire pressing barrel 109 or a wire welding cup 111 for realizing the termination with the cable ground wire; in the middle is a conductive branch 110 for contact conduction with inner sleeve 102. Wherein the jack body is secured within plug insulator 106 and conductive branches 110 extend out of plug insulator 106 and are in contact with inner sleeve 102.

The conductive jack component 101 is in an integral structure or a multi-body combined structure, and when the conductive jack component 101 is in a multi-body combined structure, the jack body is in strong fit or interference fit with the conductive branch 110.

In this embodiment, the jack body and the conductive branch 110 are two-body interconnected, and preferably, the plug insulator 106 is provided with a through hole 114 for inserting the front end of the conductive branch 110 to connect with the jack body, and the front end of the conductive branch 110 is sleeved on the jack body and axially contacts with a stepped surface 115 on the jack body.

In this embodiment, the conductive branch 110 extends along the axial direction of the plug housing and axially abuts against the inner sleeve 102, in order to ensure the contact reliability between the conductive branch 110 and the inner sleeve 102, the contact surface 112 of the end of the conductive branch 110, which contacts the inner sleeve 102, is a plane or an arc surface, and the normal direction of the contact surface 112 is parallel to the normal direction of the end surface of the corresponding contact portion on the inner sleeve 102, so as to realize the close contact between the two under the action of the axial force, and realize the highly reliable transmission of the shielding signal.

In this embodiment, the plug housing comprises a spline housing 105 and a tail waterproof accessory 107, the tail waterproof accessory 107 being in tail sealing connection with the spline housing 105, wherein the inner sleeve 102 is located within the tail waterproof accessory 107 and is pressed against the tail end face of the spline housing 105 by a stop protrusion 113 within the tail waterproof accessory 107, wherein a contact 112 on the conductive branch 110 is located between the tail end face of the spline housing 105 and the front end face of the inner sleeve 102. I.e., tail water-resistant accessory 107, provides a reliable axial contact force for conductive branch 110 and inner sleeve 102 to ensure reliable transmission of the shield signal. Preferably, the end surface of inner sleeve 102 that contacts conductive branch 110 is a planar surface 117 that is radially disposed therealong.

In this embodiment, the conductive branch 110 has a plurality of bends in its extension to accommodate radial variation in spline housing while enhancing axial retention of the conductive branch 110.

In this embodiment, the elastic electrical conductor is a triangle spring 103, and a ring groove for installing and fixing the triangle spring 103 is provided in the inner sleeve 102, preferably, the ring groove is an annular dovetail groove 116. The triangle spring 103 of the embodiment can be contacted with cable shielding braid layers with different specifications, so that shielding signal transmission from a cable end to a connector is realized.

In this embodiment, the spline housing 105 is made of metal or plastic, and the tail waterproof component may also be made of metal or plastic, which can cooperate with the cable outer sheath to realize a sealing protection function.

The socket 2 comprises a socket shell 204 and a socket insulator 206 fixed in the socket shell 204, wherein a pin contact 205 and a conductive pin component 203 are fixed in the socket insulator 206, and the pin contact 205 is used for being matched with a jack contact to realize transmission of power signals; the front end of the conductive pin part 203 is matched with the conductive jack part 101 of the plug end to realize the transmission of a grounding end current signal and a shielding signal in an alternating current power supply; the tail of the conductive pin member 203 is conducted with a grounding circuit inside the cabinet to complete the transmission of grounding signals.

In this embodiment, the conductive pin member 203 is adapted to be plugged into the conductive socket member through a pin or an open hole structure at the front end, and is connected to the ground circuit inside the cabinet through a socket or a bonding wire cup structure at the tail end, but is not limited thereto.

The tail of the socket housing 204 is further fixed with a switch housing 201, the switch housing 201 is made of conductive metal, the conductive pin member 203 further includes a branch conductive portion 207 for contacting and conducting with the switch housing 201, and preferably, the branch conductive portion 207 is located in the middle of the conductive pin member 203, so as to realize transmission of shielding signals between the conductive pin member 203 and the switch housing 201. The adaptor housing 201 is also in contact conduction with the cabinet panel 3 through an elastic contact part at the periphery of the adaptor housing, so that the transmission of shielding signals is realized.

In this embodiment, the elastic contact portion is a grounding spring 202 fixed to the outer periphery of the adapter housing 201. The grounding spring 202 is fixed in the annular positioning groove 208 on the periphery of the adapter housing 201, and the positioning groove 208 is also internally provided with the avoidance annular groove 209 for accommodating the contacts of the spring claws of the grounding spring 202, and the avoidance annular groove 209 ensures that the contacts of the spring claws of the grounding spring 202 fall into the avoidance annular groove after radial compression, so that the radial compression capacity of the grounding spring 202 can be enhanced, and the size of various cabinet panels can be adapted.

In this embodiment, the branch conductive portion 207 axially interfaces with the adaptor housing 201 to enable transmission of shielding signals. The branch conductive part 207 partially extends out of the socket insulator, and the front end of the adapter housing 201 is pressed on the branch conductive part 207 extending out of the socket insulator by the socket housing, so that reliable contact between the two parts is realized. An annular boss for axial stop limit with an inner boss of the front end of the adapter housing 201 is arranged on the inner side of the rear end of the socket housing 204.

In this embodiment, the end surface of the adaptor housing 201 contacting the branch conductive portion 207 is a flat end surface 210, the surface of the branch conductive portion 207 contacting the flat end surface 210 is a plane or an arc surface, and the normal direction of the plane or the arc surface is parallel to the normal direction of the flat end surface 210.

The conductive pin member 203 is of a unitary or multi-piece construction. When the conductive pin member 203 is of a multi-body combined structure, the main bodies of the branch conductive parts and the conductive pin member 203 are in strong fit or press fit, so as to ensure that the contact resistance between the two parts is as small as possible, thereby realizing continuous reliability of shielding signal transmission.

In other embodiments of the present utility model, the conductive jack component 101 may be directly contacted and conducted with the cable shielding layer 601 through the conductive branch 110, or may be contacted and conducted with the cable shielding layer through switching of other structures, and the shape and structure of the conductive branch 110 may be deformed as required. The conductive pin member 203 may be directly contacted with the cabinet panel 3 through the branch conductive portion 207, or may be contacted with the cabinet panel 3 through switching of other structures, and the structural form of the branch conductive portion 207 may be changed accordingly.

In other embodiments of the present utility model, the conductive socket member 101 and the conductive pin member 203 may be interchanged in whole or in part, for example, the insertion portion at the front end of the conductive socket member 101 and the insertion portion at the front end of the conductive pin member 203 may be interchanged, the crimping portion at the tail may be interchanged, and the conductive branch 110 and the branch conductive portion 207 may be interchanged as required.

The present utility model is not limited to the above-mentioned embodiments, but is not limited to the above-mentioned embodiments, and any simple modification, equivalent changes and modification made to the above-mentioned embodiments according to the technical matters of the present utility model can be made by those skilled in the art without departing from the scope of the present utility model.

Claims (13)

1. A shielded connector comprising a front-end-to-plug and a receptacle, characterized in that: a conductive jack component is arranged in the plug and can be simultaneously conducted with the cable shielding layer and the cable grounding wire; and a conductive contact pin component which is matched and inserted with the conductive jack component is arranged in the socket, and the conductive contact pin component can be simultaneously conducted with the cabinet panel and the internal circuit of the cabinet.

2. The shielded connector of claim 1, wherein: the conductive jack component comprises a jack body and a conductive branch, wherein the tail part of the jack body is communicated with the cable grounding wire, and the conductive branch is communicated with the cable shielding layer; the conductive pin component comprises a pin body and a branch conductive part, the front end of the pin body is matched with the jack body in an inserting way, the tail of the pin body is communicated with a circuit in the cabinet, and the panel of the cabinet of the branch conductive part is communicated.

3. The shielded connector of claim 2, wherein: the plug also comprises a plug shell and an inner sleeve with a conductive function, wherein the inner sleeve is fixed in the plug shell and is in contact conduction with the cable shielding layer through an elastic conductor; the conductive branch is connected with the cable shielding layer through the switching of the inner sleeve and the elastic conductor.

4. A shielded connector according to claim 3, wherein: the elastic conductor is a triangular spring which is fixed in an annular dovetail groove in the inner sleeve.

5. A shielded connector according to claim 3, wherein: the jack body is fixed in the plug insulator, the conductive branch extends out of the plug insulator and is in contact conduction with the inner sleeve along the axial direction, and the normal directions of the contact parts of the conductive branch and the inner sleeve are parallel to each other.

6. The shielded connector of claim 5, wherein: the plug shell comprises a spline shell at the front end and a tail waterproof accessory at the rear end, the inner sleeve is positioned in the tail waterproof accessory and is pressed on the tail end face of the spline shell by a limiting bulge in the tail waterproof accessory, and the tail of the conductive branch is pressed between the inner sleeve and the spline shell.

7. The shielded connector of claim 6, wherein: the conductive branch extends along the axial direction of the plug shell and is provided with at least one bending to strengthen the axial retention force of the tail part of the conductive branch.

8. The shielded connector of claim 2, wherein: the conductive jack component and the conductive pin component are of an integrated structure or a multi-body combined structure, and when the conductive jack component is of the multi-body combined structure, the jack body and the conductive branch are in strong fit or interference fit; when the conductive contact pin component is of a multi-body combined structure, the contact pin body and the branch conductive parts are in strong fit or interference fit.

9. The shielded connector of any one of claims 2-8, wherein: the socket comprises a socket body, a branch conductive part, an elastic contact part and a cabinet panel, wherein the tail part of the socket body of the socket is fixedly provided with a switching shell with a conductive function, and the branch conductive part is in shielding conduction with the cabinet panel through the switching shell and the elastic contact part positioned at the periphery of the switching shell.

10. The shielded connector of claim 9, wherein: the elastic contact part is a grounding spring fixed in a positioning groove at the periphery of the switching shell, and an avoidance ring groove for allowing a spring claw contact of the grounding spring to fall into is also arranged in the positioning groove.

11. The shielded connector of claim 9, wherein: the end face of the switching shell, which is contacted with the branch conductive part, is a flat end face, and the surface of the branch conductive part, which is contacted with the flat end face, is a plane or an arc surface.

12. A shielded connector plug, characterized by: a plug according to any one of claims 1 to 11.

13. A shielded connector receptacle, characterized by: a socket as claimed in any one of claims 1 to 11.