CN222673360U - Electrical connector conductive terminal - Google Patents

Abstract

The utility model provides an electric connector conductive terminal, relates to the technical field of electric connectors, improves the stability of a connection effect, and has the advantages of reliable connection and stable and reliable performance. The electric connector conductive terminal is of an integrated structure and comprises a plug-in end for inserting a contact pin of an opposite plug-in connector and a wiring terminal for connecting a wire, wherein the plug-in end and the wiring terminal are respectively arranged at the front end and the rear end and are connected into a whole, the plug-in end comprises a plug-in cavity, a U-shaped elastic piece with a front opening is arranged in the plug-in cavity, the U-shaped elastic piece is used for inserting the contact pin of the opposite plug-in connector, an upper contact arm and a lower contact arm of the U-shaped elastic piece are suitable for being in close contact with the contact pin of the opposite plug-in connector, and the wiring terminal comprises a U-shaped pressing piece and a U-shaped connecting piece which are connected together.

Description

Conductive terminal of electric connector

Technical Field

The present disclosure relates to electrical connectors, and particularly to a conductive terminal of an electrical connector.

Background

The main application fields of the electric connector include traffic, communication, network, IT, medical treatment, household appliances and the like, and the rapid development of the product technology level and the rapid growth of the market thereof in the application fields promote the development of the electric connector. An electrical connector is a device that connects two active devices and is used to transmit electrical current or signals, and conductive terminals are provided inside the electrical connector for conduction. In some fields of application, for example in electrical connection applications in the interior of motor vehicles, there is often a higher demand for stable connection of wiring harnesses and conductive terminals. How to simplify the structure and obtain a stable connection effect in such an application environment becomes a problem to be considered.

Disclosure of utility model

The utility model provides an electric connector conductive terminal which improves the stability of a connection effect and has the advantages of reliable connection and stable and reliable performance.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

The utility model provides an electric connector conductive terminal which is of an integrated structure and comprises a plug-in end for inserting a contact pin of an opposite plug-in connector and a wiring terminal for connecting a wire, wherein the plug-in end and the wiring terminal are respectively arranged at the front end and the rear end and are connected into a whole, the plug-in end comprises a plug-in cavity, a U-shaped elastic piece with a forward opening is arranged in the plug-in cavity, the U-shaped elastic piece is used for inserting the contact pin of the opposite plug-in connector, an upper contact arm and a lower contact arm of the U-shaped elastic piece are suitable for being in close contact with the contact pin of the opposite plug-in connector, and the wiring terminal comprises a U-shaped pressing piece and a U-shaped connecting piece which are connected together.

The electric connector conductive terminal provided by the embodiment of the utility model is characterized in that the front end and the rear end of the conductive terminal are respectively provided with the plug-in end and the wiring end, the plug-in end is internally provided with the U-shaped elastic sheet, and the wiring end is provided with the U-shaped pressing piece and the U-shaped connecting piece. The contact pin of the opposite-plug connector is inserted into the U-shaped elastic sheet, so that the opposite-plug connector and the conductive terminal of the electric connector can be connected, and the connection effect is stable, reliable, simple and convenient. When the external connection wire is connected with the conductive terminal of the electric connector, the end part of the wire is peeled off, then the exposed metal wire is correspondingly pressed on the U-shaped pressing piece, the two sides of the U-shaped pressing piece are inwards bent by applying external force to press the metal wire, the two sides of the U-shaped connecting piece are inwards bent to press the insulating skin of the wire, and the connection of the external connection wire and the conductive terminal of the electric connector can be completed, so that the connection effect is stable, reliable, simple and convenient.

In some embodiments, the inner sides of the upper and lower contact arms of the U-shaped spring are stamped with inwardly protruding contact points.

In some embodiments, the end of the lower contact arm of the U-shaped spring is provided with a guiding slope that guides the pin of the plug connector when the pin is inserted.

In some embodiments, a stop table is disposed in the plugging cavity of the plugging end at a position corresponding to the end of the upper contact arm of the U-shaped spring, and the stop table is used for limiting the stop of the U-shaped spring.

In some embodiments, a spring arm is disposed at a position corresponding to the lower contact arm of the U-shaped spring at the lower part of the plugging end, and the spring arm extends obliquely into the plugging cavity and abuts against the lower contact arm of the U-shaped spring, and provides an upward spring force for the U-shaped spring through the spring arm.

In some embodiments, at the lower part of the plugging end, two sides of the elastic arm are oppositely provided with blocking plates, and the blocking plates are used for shielding and protecting the elastic arm.

In some embodiments, a retaining spring is disposed at an upper portion of the plug end, and extends obliquely upward and backward from the body of the plug end.

In some embodiments, a positioning clamping plate is arranged on the side face of the plug-in end, and the positioning clamping plate is used for being matched with a slot arranged in the front-back direction in the terminal hole to position.

In some embodiments, a limiting plate is disposed at the front port of the mating end, the limiting plate being used to limit the pins of the mating connector.

In some embodiments, the plugging end is bent into a square tube structure, and two side edges of the butt joint are provided with corresponding matched convex plates and notches.

Drawings

In order to more clearly illustrate the embodiments of the utility model 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, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural view of a conductive terminal of an electrical connector according to the present utility model;

FIG. 2 is a schematic cross-sectional view of the conductive terminals of the electrical connector of FIG. 1;

FIG. 3 is a schematic view of the conductive terminal of the electrical connector of FIG. 1 from a second perspective;

fig. 4 is a schematic structural view of the conductive terminal of the electrical connector provided in fig. 1 from a third perspective.

Detailed Description

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

It should be noted that all directional indicators (such as up, down, left, right, front, and rear are used in the embodiments of the present utility model) are merely for explaining the relative positional relationship, movement conditions, and the like between the components in a certain specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicators are changed accordingly. In the present utility model, unless explicitly specified and limited otherwise, the terms "connected," "fixed," and the like are to be construed broadly, and for example, "fixed" may be fixedly connected, detachably connected, or integrally formed, mechanically connected, electrically connected, directly connected, indirectly connected via an intervening medium, or in communication between two elements or in an interaction relationship between two elements, unless otherwise explicitly specified. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

Furthermore, the description of "first," "second," etc. in this disclosure is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature.

In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.

As shown in fig. 1 and 2, an embodiment of the present utility model provides an electrical connector conductive terminal 100, which comprises a plugging end 1 for inserting a pin of an opposite plug connector and a terminal 2 for connecting wires, wherein the plugging end 1 and the terminal 2 are respectively arranged at the front end and the rear end and are connected into a whole, the plugging end 1 comprises a plugging cavity a, a U-shaped elastic sheet 11 with a front opening is arranged in the plugging cavity a, the U-shaped elastic sheet 11 is used for inserting the pin of the opposite plug connector, an upper contact arm 111 and a lower contact arm 112 of the U-shaped elastic sheet 11 are suitable for being in close contact with the pin of the opposite plug connector, and the terminal 2 comprises a U-shaped pressing piece 21 and a U-shaped connecting piece 22 which are connected together.

The conductive terminal 100 of the electrical connector provided by the embodiment of the utility model is provided with the plug-in end 1 and the terminal 2 at the front end and the rear end of the conductive terminal respectively, the U-shaped elastic sheet 11 is arranged in the plug-in end 1, and the terminal 2 is provided with the U-shaped pressing piece 21 and the U-shaped connecting piece 22. The pin of the opposite-plug connector is inserted into the U-shaped elastic sheet 11, so that the opposite-plug connector and the conductive terminal 100 of the electric connector can be connected, and the connection effect is stable, reliable, simple and convenient. When an external connection wire is connected with the conductive terminal 100 of the electric connector, only the end part of the wire is peeled off, then the exposed metal wire is correspondingly arranged on the U-shaped pressing piece 21, the two sides of the U-shaped pressing piece 21 are inwards bent by applying external force to press the metal wire, the two sides of the U-shaped connecting piece 22 are inwards bent to press the insulating skin of the wire, and the connection of the external connection wire and the conductive terminal 100 of the electric connector can be completed, so that the connection effect is stable, reliable, simple and convenient.

As shown in fig. 2, in some embodiments, the inner sides of the upper contact arm 111 and the lower contact arm 112 of the U-shaped spring 11 are stamped with inwardly protruding contact points a. The inwardly protruding contact points a make the contact between the U-shaped spring 11 and the pins of the opposite connector more tightly and reliably, and the clamping force of the upper contact arm 111 and the lower contact arm 112 of the U-shaped spring 11 to the pins can be increased.

As shown in fig. 2, in some embodiments, the end of the lower contact arm 112 of the U-shaped spring 11 is provided with a guiding inclined plane b, and the guiding inclined plane b guides the pin when the pin of the plug connector is inserted, so that the pin is inserted more smoothly.

As shown in fig. 2, in some embodiments, a stop table 12 is disposed in the socket a of the socket 1 at a position corresponding to an end of the upper contact arm 111 of the U-shaped spring 11, where the stop table 12 is used to stop and limit the U-shaped spring 11 when the U-shaped spring 11 is placed in the socket a.

As shown in fig. 3, in some embodiments, a spring arm 13 is disposed at a position corresponding to the lower contact arm 112 of the U-shaped spring 11 at the lower portion of the plugging end 1, where the spring arm 13 extends obliquely into the plugging cavity a and abuts against the lower contact arm 112 of the U-shaped spring 11, and the upward spring force is provided for the U-shaped spring 11 by the spring arm 13, so as to increase the clamping force of the upper contact arm 111 and the lower contact arm 112 of the U-shaped spring 11 on the pins.

As shown in fig. 3, in some embodiments, at the lower part of the plugging end 1, two sides of the elastic arm 13 are oppositely provided with blocking plates 14, and the blocking plates 14 are used for shielding and protecting the elastic arm 13, so as to prevent the elastic arm 13 from being deformed under the influence of external force.

As shown in fig. 1 and 2, in some embodiments, a retaining spring 15 is disposed at an upper portion of the plug end 1, where the retaining spring 15 extends obliquely upward and backward from the body of the plug end 1, and after the conductive terminal 100 of the electrical connector is inserted from a rear port of a terminal hole in the connector housing, the retaining spring 15 abuts against a step in the terminal hole to prevent backward movement.

In actual operation, a blocking table (not shown in the figure) formed by stamping inwards at the rear end of the plugging end 1 can abut against the rear end of the U-shaped elastic sheet 11 to stop and limit the U-shaped elastic sheet 11, so that the U-shaped elastic sheet 11 is prevented from sliding backwards in the plugging cavity A.

As shown in fig. 1, in some embodiments, a positioning clamping plate 16 is disposed on a side surface of the plugging end 1, and after the conductive terminal 100 of the electrical connector is inserted into a terminal hole (the terminal hole is disposed in the connector housing and is used for installing the conductive terminal 100 of the electrical connector), the positioning clamping plate 16 is used for being matched with a slot disposed in a front-back direction in the terminal hole to perform positioning, so as to prevent random movement of the conductive terminal in the terminal hole from affecting the plugging end position.

As shown in fig. 1 and 2, in some embodiments, a limiting plate 17 is disposed at the front port of the mating end 1, where the limiting plate 17 is used to limit the pins of the mating connector.

As shown in fig. 4, in some embodiments, the socket end 1 is bent into a square tube structure, and two side edges of the butt seam are provided with corresponding matched convex plates 18 and grooves, so that the convex plates 18 and grooves can be matched to play a limiting role to enhance the stability of the socket end 1.

The foregoing is merely illustrative of the present utility model, and the present utility model is not limited thereto, and any person skilled in the art will readily recognize that variations or substitutions are within the scope of the present utility model. Therefore, the protection scope of the present utility model shall be subject to the protection scope of the claims.

Claims (10)

1. A conductive terminal of an electrical connector, characterized in that it comprises a plug-in end for inserting a pin of a plug-in connector and a wiring terminal for connecting a wire, the plug-in end and the wiring terminal are respectively arranged at the front and rear ends and are connected as a whole; the plug-in end comprises a plug-in cavity, a U-shaped spring piece with an opening facing forward is arranged in the plug-in cavity, the U-shaped spring piece is for inserting the pin of the plug-in connector, and the upper contact arm and the lower contact arm of the U-shaped spring piece are suitable for close contact with the pin of the plug-in connector; the wiring terminal comprises a U-shaped pressing piece and a U-shaped connecting piece connected together. 2 . The conductive terminal of the electrical connector according to claim 1 , wherein the inner sides of the upper contact arm and the lower contact arm of the U-shaped spring piece are stamped to form inwardly protruding contact points. 3. The conductive terminal of the electrical connector according to claim 1 or 2 is characterized in that a guiding slope is provided at the end of the lower contact arm of the U-shaped spring piece, and when the pin of the connector is inserted, the guiding slope guides the pin. 4. The conductive terminal of the electrical connector according to claim 3 is characterized in that a stop platform is provided in the plug-in cavity of the plug-in end at a position corresponding to the end of the upper contact arm of the U-shaped spring piece, and the stop platform is used to stop and limit the U-shaped spring piece. 5. The conductive terminal of the electrical connector according to claim 4 is characterized in that an elastic arm is arranged at a position corresponding to the lower contact arm of the U-shaped spring piece at the lower part of the plug-in end, and the elastic arm extends obliquely into the plug-in cavity and resists against the lower contact arm of the U-shaped spring piece, thereby providing an upward elastic force for the U-shaped spring piece. 6. The conductive terminal of the electrical connector according to claim 5 is characterized in that, at the lower part of the plug-in end, shielding plates are arranged opposite to each other on both sides of the elastic arm, and the shielding plates are used to shield and protect the elastic arm. 7. The conductive terminal of the electrical connector according to any one of claims 4 to 6, characterized in that a retaining spring is provided on the upper part of the plug-in end, and the retaining spring extends upwardly and obliquely from the body of the plug-in end and toward the rear. 8. The conductive terminal of the electrical connector according to claim 7, characterized in that a positioning card is provided on the side of the plug-in end, and the positioning card is used to cooperate with a slot provided in the front-to-back direction in the terminal hole for positioning. 9. The conductive terminal of the electrical connector according to claim 7, characterized in that a limit plate is provided at the front port of the plug-in end, and the limit plate is used to limit the plug pin of the plug-in connector. 10. The conductive terminal of the electrical connector according to claim 7, wherein the plug-in end is bent into a square tube structure, and corresponding convex plates and notches are provided on the edges of both sides of the joint.