CN-114665312-B - Plug connector and connector assembly

CN114665312BCN 114665312 BCN114665312 BCN 114665312BCN-114665312-B

Abstract

The application provides a plug connector and a connector assembly. The plug connector comprises an insulating base and a plug conductive terminal, wherein the insulating base is provided with a plug groove and a through groove, the through groove is communicated with the plug groove, the plug conductive terminal is positioned in the plug groove and connected with the insulating base, the plug conductive terminal is provided with an abutting part, and the abutting part is positioned in the plug groove. Because the insulating base is formed with the grafting groove and link up the groove, grafting groove and link up the groove intercommunication, make insulating base's inner chamber link up with insulating base's peripheral space through the trench that link up the groove, avoid plug conductive terminal to the problem that elastic deformation is obstructed when plug connector and socket connector are to inserting, link up the groove simultaneously and can reduce the capacitive of plug conductive terminal and socket conductive terminal conflict region effectively, greatly improve the characteristic impedance of contact region, ensure that the characteristic impedance of contact region accords with the designing requirement.

Inventors

WANG XU
ZOU ZUOTAO
Zeng tengfei
WANG JUN

Assignees

上海航天科工电器研究院有限公司

Dates

Publication Date: 20260508
Application Date: 20220406

Claims (8)

1. A plug connector, comprising: the insulation base is provided with a plugging groove and a through groove, and the through groove is communicated with the plugging groove; The plug conductive terminal is positioned in the inserting groove and connected with the insulating base, and is provided with an abutting part which is positioned in the inserting groove; the insulating base is also provided with a containing cavity, the containing cavity is communicated with the inserting groove, and the through groove is respectively communicated with the containing cavity and the inserting groove; The number of the plug conductive terminals is at least two, and the plug conductive terminals are a first plug conductive terminal and a second plug conductive terminal respectively; the number of the plug grooves is at least two, the plug grooves are respectively a first plug groove and a second plug groove, the first plug groove and the second plug groove are communicated with the accommodating cavity, the through grooves comprise a first through groove and a second through groove, the first through groove is respectively communicated with the first plug groove and the accommodating cavity, the second through groove is respectively communicated with the second plug groove and the accommodating cavity, the first plug conductive terminal is positioned in the first plug groove and is connected with the insulating base, the abutting part of the first plug conductive terminal is positioned in the area where the first plug groove is correspondingly communicated with the first through groove, the second plug conductive terminal is positioned in the second plug groove and is connected with the insulating base, and the abutting part of the second plug conductive terminal is positioned in the area where the second plug groove is correspondingly communicated with the second through groove; The first butt point of the conflict portion of every plug conductive terminal is first bump of buckling, and the second butt point is the second bump of buckling, and first bump of buckling is used for being close to the protruding of one side of tongue piece portion, and first bump of buckling is used for the butt in first conflict interference portion, and the second bump of buckling is used for being away from the protruding of one side of tongue piece portion, and the second bump of buckling is used for being through first through groove or second through groove butt in second conflict interference portion.
2. The plug connector according to claim 1, wherein the abutting portion is partially protruded in the accommodating cavity, and/or a portion of the plug conductive terminal to which the spring arm portion is connected is provided corresponding to the through groove.
3. The plug connector of claim 1, wherein the interference portion of the first plug conductive terminal and the interference portion of the second plug conductive terminal are both protruding within the receiving cavity.
4. The plug connector of claim 3, wherein the abutting portions of the first plug conductive terminal and the second plug conductive terminal are bent, and the abutting portions of the first plug conductive terminal and the second plug conductive terminal are bent in directions approaching each other.
5. The plug connector of claim 1, wherein each of the plug conductive terminals comprises a welding pin, a snap-point fixing portion, a spring arm portion and the abutting portion, which are sequentially connected, wherein the welding pin is at least partially located at the outer side of the insulating base, the snap-point fixing portion is located in the plugging slot and fixedly connected with the insulating base, and a portion of the spring arm portion is located in a region where the plugging slot is communicated with the through slot.
6. The plug connector of claim 5, wherein the spring arm portion includes a first bending portion, a second bending portion, a third bending portion, and a fourth bending portion that are sequentially connected, one end of the first bending portion away from the second bending portion is connected to the clip point fixing portion, a bending direction of the first bending portion is opposite to a bending direction of the second bending portion, a bending direction of the third bending portion is opposite to a bending direction of the fourth bending portion, and one end of the fourth bending portion away from the third bending portion is connected to the abutting portion.
7. The plug connector of claim 6, wherein the abutting portion is provided with an abutting point, the fourth bending portion is bent toward a side close to the abutting point, and/or, The abutting part comprises a fifth bending part and a sixth bending part which are connected, one end of the fifth bending part far away from the sixth bending part is connected with one end of the fourth bending part far away from the third bending part, the fifth bending part and the sixth bending part are bent towards one side close to the third bending part, and/or, The plug connector further comprises plug welding reinforcing pins, the insulating base is provided with clamping grooves, and the plug welding reinforcing pins penetrate through the clamping grooves and are connected with the insulating base.
8. A connector assembly comprising the plug connector of any one of claims 1 to 7.

Description

Plug connector and connector assembly Technical Field The present invention relates to the field of electronic devices, and more particularly, to a plug connector and a connector assembly. Background The connector assembly comprises a plug connector and a socket connector, and the plug connector and the socket connector are inserted in opposite mode to realize electric connection signal transmission. However, the terminals of the conventional plug connector have a problem of high compatibility at the contact area where the plug connector and the receptacle connector are interposed, even if the characteristic impedance of the contact area is high. Disclosure of Invention The object of the present invention is to overcome the disadvantages of the prior art and to provide a plug connector and a connector assembly with a low characteristic impedance of the contact area. The aim of the invention is realized by the following technical scheme: a plug connector, comprising: the insulation base is provided with a plugging groove and a through groove, and the through groove is communicated with the plugging groove; the plug conductive terminal is positioned in the inserting groove and connected with the insulating base, and is provided with an abutting portion which is positioned in the inserting groove. In one embodiment, the insulating base is further formed with a receiving cavity, the receiving cavity is communicated with the plugging groove, and the through groove is respectively communicated with the receiving cavity and the plugging groove. In one embodiment, the abutting portion is located in a region where the plugging groove and the through groove are correspondingly communicated. In one embodiment, the interference portion is protruding into the accommodating cavity, and/or, The elastic arm part of the plug conductive terminal is connected to the position of the abutting part and is arranged corresponding to the through groove. In one embodiment, the number of the plug conductive terminals is at least two, namely a first plug conductive terminal and a second plug conductive terminal; The number of the inserting grooves is at least two, namely a first inserting groove and a second inserting groove, and the first inserting groove and the second inserting groove are communicated with the accommodating cavity; the through groove comprises a first through groove and a second through groove, wherein the first through groove is respectively communicated with the first inserting groove and the accommodating cavity, and the second through groove is respectively communicated with the second inserting groove and the accommodating cavity; The first plug conductive terminal is positioned in the first inserting groove and is connected with the insulating base, the abutting part of the first plug conductive terminal is positioned in the area where the first inserting groove is correspondingly communicated with the first through groove, the second plug conductive terminal is positioned in the second inserting groove and is connected with the insulating base, and the abutting part of the second plug conductive terminal is positioned in the area where the second inserting groove is correspondingly communicated with the second through groove. In one embodiment, the abutting portion of the first plug conductive terminal and the abutting portion of the second plug conductive terminal are both protruding in the accommodating cavity. In one embodiment, the abutting portion of the first plug conductive terminal and the abutting portion of the second plug conductive terminal are bent, and the abutting portion of the first plug conductive terminal and the abutting portion of the second plug conductive terminal are bent in directions close to each other. In one embodiment, each plug conductive terminal includes a welding pin, a clamping point fixing portion, a spring arm portion and a contact portion, wherein the welding pin, the clamping point fixing portion, the spring arm portion and the contact portion are connected in sequence, the welding pin is at least partially located on the outer side of the insulating base, the clamping point fixing portion is located in the inserting groove and is fixedly connected with the insulating base, and the spring arm portion is partially located in an area where the inserting groove is communicated with the through groove. In one embodiment, the elastic arm portion includes a first bending portion, a second bending portion, a third bending portion and a fourth bending portion that are sequentially connected, one end of the first bending portion, which is far away from the second bending portion, is connected with the clamping point fixing portion, a bending direction of the first bending portion is opposite to a bending direction of the second bending portion, a bending direction of the third bending portion is opposite to a bending direction of the fourth bending portion, and one end of the fo