CN-122000721-A - Conductive terminal and electric connector

Abstract

The invention discloses a conductive terminal and an electric connector, wherein the conductive terminal comprises a first terminal, a second terminal and a third terminal, the second terminal and the first terminal are oppositely arranged in a first direction, the third terminal is positioned between the first terminal and the second terminal, an elastic part of the third terminal has elasticity stretching in a second direction, the elastic part comprises a first bending section, a second bending section and a connecting section, the first bending section is connected with any adjacent second bending section through the connecting section, the connecting section is provided with a first abutting part for abutting against the second terminal, the third terminal forms a second abutting part and a third abutting part on two sides of the first abutting part for abutting against the first terminal in a third direction, the first bending section and the second bending section which are correspondingly connected with the connecting section are provided with a first abutting part, a second abutting part and a third abutting part, the capacitive coupling length of the third terminal and the first terminal and the second terminal is shortened, and the high-frequency performance of the electric connector is improved.

Inventors

• CHEN ZHIKUN

Assignees

• 番禺得意精密电子工业有限公司

Dates

Publication Date

20260508

Application Date

20260212

Claims (17)

1. 1. A conductive terminal for interfacing with a first interfacing element and a second interfacing element, comprising: A first terminal; A second terminal opposite to the first terminal in a first direction; A third terminal located between the first terminal and the second terminal in a first direction, the third terminal including an elastic portion having elasticity that stretches in a second direction, wherein the second direction is perpendicular to the first direction, the elastic portion includes a first bending section, a second bending section, and a connecting section, at least one of the first bending section and the second bending section is provided with at least two, the first bending section and any adjacent second bending section are connected by at least one connecting section, the connecting section is provided with at least one first abutting section to abut against the second terminal, at least one second abutting section is formed on one side of the first abutting section, at least one third abutting section is formed on the other side of the first abutting section, the second abutting section and the third abutting section abut against the first terminal, and at least one connecting section is provided with at least one corresponding first bending section and the third abutting section; At least one of the first terminal and the third terminal is provided with a first abutting part for abutting with the first abutting element, and at least one of the second terminal and the third terminal is provided with a second abutting part for abutting with the second abutting element.
2. 2. The conductive terminal according to claim 1, wherein at least one of the first abutting portion, the second abutting portion, and the third abutting portion is provided at both end portions of the elastic portion in the second direction, and at least one of the first abutting portion, the second abutting portion, and the third abutting portion is provided at an intermediate portion between both end portions of the elastic portion in the second direction.
3. 3. The conductive terminal of claim 1, wherein the elastic portion is arranged to arch toward the second terminal at least partially in a first direction, such that the first abutting portion is formed at the top of the arch of the elastic portion to abut against the second terminal, the first bending section correspondingly forms the second abutting portion, the second bending section correspondingly forms the third abutting portion, and the second abutting portion and the third abutting portion abut against the first terminal in the first direction on a side of the third abutting portion facing away from the second terminal.
4. 4. The conductive terminal of claim 1, wherein the elastic portion is serpentine in shape along a second direction, the elastic portion comprises a plurality of first bending sections, a plurality of second bending sections and a plurality of connecting sections, the first bending sections and the second bending sections are alternately arranged one by one along the second direction, and each first bending section is connected with the adjacent second bending section through only one connecting section.
5. 5. The conductive terminal of claim 3 or 4, wherein each of the first bending sections has one of the second abutting portions, each of the second bending sections has one of the third abutting portions, and each of the connecting sections has one of the first abutting portions.
6. 6. The conductive terminal of claim 1, wherein the first abutting portion is disposed on the first terminal, the second abutting portion is disposed on the second terminal, the first terminal is provided with a first limiting portion protruding toward a side where the second terminal is disposed in a first direction, the second terminal is provided with a second limiting portion protruding toward a side where the first terminal is disposed in a first direction, the second limiting portion and the first limiting portion are disposed at intervals in a second direction, the third terminal is accommodated between the first limiting portion and the second limiting portion, and the third terminal abuts against the first limiting portion and the second limiting portion in a second direction.
7. 7. The conductive terminal of claim 6, wherein one of the first terminal and the second terminal comprises a limiting groove penetrating through the one of the first terminal and the second terminal in a first direction, wherein the first limiting part or the second limiting part corresponding to the other of the first terminal and the second terminal is protruded towards the limiting groove to form a protruding part, and the protruding part is accommodated in the limiting groove so that the protruding part moves in a second direction in the limiting groove.
8. 8. The conductive terminal of claim 6 or 7, wherein the first terminal comprises a first flat plate portion and a first extension arm, the first extension arm is connected to one end of the first flat plate portion, which is close to the first abutting element, in a second direction, the first extension arm is bent and offset towards the second terminal relative to the first flat plate portion in the first direction, the first limiting portion protrudes out of the first flat plate portion, the first abutting portion is arranged at one end of the first extension arm, which is close to the first abutting element, the second terminal comprises a second flat plate portion and a second extension arm, which is connected to one end of the second flat plate portion, which is close to the second abutting element, in the second direction, the second extension arm is bent and offset towards the first terminal relative to the second flat plate portion, the second limiting portion protrudes out of the second flat plate portion, and the second abutting portion is arranged at one end of the second abutting element, which is close to the second abutting element.
9. 9. The conductive terminal of claim 1, wherein the first mating portion and the second mating portion are each disposed on the third terminal.
10. 10. The conductive terminal of claim 1, wherein the first terminal, the second terminal and the third terminal are each formed by stamping a metal plate, the elastic portion is curved to form an arch for the plate surface, and the first terminal and the second terminal are disposed plate-to-plate in a first direction.
11. 11. An electrical connector, comprising: a seat body provided with a plurality of accommodating grooves; a plurality of conductive terminals according to any one of claims 1 to 10, the conductive terminals being accommodated in the accommodation grooves.
12. 12. The electrical connector of claim 11, wherein the first terminal has a first flat plate portion, the second terminal has a second flat plate portion, the elastic portion of the third terminal is at least partially arched toward the second terminal in a first direction, the first abutting portion is formed on the arched top of the elastic portion, the first abutting portion abuts against the second flat plate portion, the second abutting portion and the third abutting portion are formed on two sides of the arched elastic portion, the second abutting portion and the third abutting portion abut against the first flat plate portion, the conductive terminal is inserted into the corresponding receiving groove, an yielding groove is concavely formed on an inner wall of the receiving groove, the yielding groove is located on one side of the second terminal away from the third terminal in the first direction, and the yielding groove and the first abutting portion are correspondingly arranged in the first direction so that the second terminal is subjected to elastic deformation by the first abutting force.
13. 13. The electrical connector of claim 11, wherein the first terminal has a first flat plate portion, the second terminal has a second flat plate portion, the elastic portion of the third terminal is arranged to arch toward the second terminal at least partially in a first direction, the first abutting portion is formed on the top of the elastic portion arch, the first abutting portion abuts against the second flat plate portion, the second abutting portion and the third abutting portion are formed on two sides of the elastic portion arch, the second abutting portion and the third abutting portion abut against the first flat plate portion, the conductive terminal is inserted into the corresponding receiving groove, two giving-way grooves arranged at intervals in a third direction are concavely arranged on the inner wall of the receiving groove, and a positioning groove between the two giving-way grooves is formed on one side of the first terminal away from the third terminal in the first direction, the positioning groove is formed on two sides of the elastic portion arch, the second abutting portion and the third abutting portion are deformed in the first direction, the other of the positioning groove is deformed in the first direction, and the other of the first abutting portion and the third abutting portion is deformed in the first direction.
14. 14. The electrical connector of claim 11, wherein the conductive terminals define a maximum width in the third direction that is greater than a maximum width defined in the first direction, and wherein two of the conductive terminals disposed adjacent and opposite to each other in the first direction form a differential signal pair, the two of the conductive terminals being disposed in mirror image in the first direction.
15. 15. The electrical connector of claim 11, wherein each of the receiving slots has a first stop portion and a second stop portion formed on both sides of the receiving slot in a first direction, one of the first terminal and the second terminal has a first engaging portion engaged with the first stop portion to limit the first terminal and the second terminal to the upper and lower positions, and the other of the first terminal and the second terminal has a second engaging portion engaged with the second stop portion to limit the second terminal in the second direction such that the first terminal and the second terminal move between the first stop portion and the second stop portion in the second direction.
16. 16. The electrical connector of claim 11, wherein the second terminal, the third terminal and the first terminal are sequentially inserted into the corresponding receiving slots, and the insertion ends of the first terminal in the second direction are respectively provided with a guiding portion on both sides in the third direction, and the guiding portions are used for being matched with the third terminal so as to guide the assembly of the first terminal.
17. 17. The electrical connector of claim 11, wherein the housing comprises a base, the base is provided with a plurality of accommodating grooves, the accommodating grooves penetrate through the base in the second direction, the housing further comprises an insulating part corresponding to each accommodating groove, two accommodating grooves are formed in the insulating part at intervals in the first direction, each accommodating groove is correspondingly used for accommodating one conductive terminal, the base comprises a metal seat formed by stacking a plurality of metal layers in the second direction and two grounding parts, the two grounding parts are fixedly connected to two sides of the metal seat in the second direction, the grounding part on one side in the second direction is used for being in butt joint with the first butt joint element to form common ground connection, the grounding part on the other side is used for being in butt joint with the second butt joint element to form common ground connection, the body part is connected with the metal seat, the body part is integrally connected with the body part, the two elastic arms are arranged in the first direction, the two elastic arms are arranged in a staggered manner, and the two elastic arms are arranged in the second direction, and are arranged in a staggered manner, and the two elastic arms are arranged in the third direction.

Description

Conductive terminal and electric connector Technical Field The present invention relates to a conductive terminal and an electrical connector, and more particularly, to a conductive terminal with improved high frequency performance. Background The prior art discloses an electric connector, which comprises a base and a conductive terminal arranged on the base, wherein the conductive terminal is connected between a first abutting element and a second abutting element, the conductive terminal comprises a first terminal and a second terminal, the second terminal and the first terminal are overlapped in a first direction, a part of the middle of the first terminal is in a serpentine bending shape along a second direction to form an elastic part, the two sides of the elastic part of the first terminal in the second direction are electrically connected with the second terminal, the first terminal is provided with a abutting part formed on one side of the elastic part and is used for abutting with the first abutting element, the second terminal is provided with a containing part used for containing the elastic part, no abutting joint is formed between the two parts, and a conductive part is formed on one side of the containing part in the second direction and is used for conducting with the second abutting element. However, in the prior art, the elastic portion of the first terminal is electrically connected to the first terminal at two sides in the second direction, the signal needs to pass through the whole serpentine bending portion in the second direction of the first terminal, so that the signal transmission path is longer, and further, the capacitive coupling path between the first terminal and the second terminal is longer, and in the crosstalk and insertion loss patterns of the conductive terminal, more resonance is generated under the specification line of the required frequency band, and the high-frequency performance of the electrical connector is poor. Therefore, there is a need to design a conductive terminal and an electrical connector with improved high frequency performance to overcome the above-mentioned drawbacks. Disclosure of Invention The invention provides a conductive terminal and an electrical connector, wherein a third terminal is clamped between a first terminal and a second terminal, a first abutting part is arranged between a second abutting part of the third terminal and a third abutting part to be abutted against the second terminal, the capacitive coupling length of the third terminal and the first terminal and the second terminal is shortened, and the high-frequency performance of the electrical connector is improved. In order to achieve the above purpose, the invention adopts the following technical scheme: In one aspect, the invention provides a conductive terminal for interfacing with a first interfacing element and a second interfacing element, comprising a first terminal; the first terminal and the second terminal are connected through at least one connecting section, the connecting section is provided with at least one first abutting part for abutting against the second terminal, the first abutting part is defined in a first direction perpendicular to the first direction and the second direction, the third terminal forms at least one second abutting part on one side of the first abutting part, at least one third abutting part is formed on the other side of the first abutting part, at least one of the first bending section and the second bending section is provided with at least two, the first bending section and any adjacent second bending section are connected through at least one connecting section, the connecting section is provided with at least one first abutting part for abutting against the second terminal, at least one second abutting part is defined in a first direction perpendicular to the first direction and the second direction, at least one third abutting part is formed on the other side of the first abutting part, the second abutting part and the second bending section are provided with at least one second abutting part, the first abutting part is in contact with the first abutting part and the second abutting part, and the first abutting part is provided with at least one second abutting part, and at least one second abutting part is provided with at least one second abutting part for abutting part. Further, both end portions of the elastic portion in the second direction are provided with at least one of the first abutting portion, the second abutting portion, and the third abutting portion, and an intermediate portion between both end portions of the elastic portion in the second direction is provided with at least one of the first abutting portion, the second abutting portion, and the third abutting portion. Further, the elastic portion is at least partially arched towards the second terminal in the first direction, so that the first abutting portion is formed