CN-122000716-A - Connection terminal and connector

CN122000716ACN 122000716 ACN122000716 ACN 122000716ACN-122000716-A

Abstract

The invention discloses a connection terminal and a connector. The connecting terminal comprises a terminal main body, two elastic pieces and a fixing sleeve, wherein the terminal main body comprises two side plates and a wiring part connected to one end of the two side plates, the two side plates are opposite and are arranged at intervals, one elastic piece is arranged on the inner side of one side plate, an inserting area is formed by encircling the two elastic pieces, a plurality of elastic arms are arranged on the elastic piece, the elastic arms are arranged in a surrounding mode and extend at least partially towards the inserting area, the fixing sleeve is arranged on the outer side of the terminal main body and is fixed with the two side plates, an inserting port communicated with the inserting area is formed in the fixing sleeve, the fixing sleeve is used for limiting the two side plates to deform towards the direction deviating from the elastic pieces, and the inserting piece is inserted into the inserting area from the inserting port and is elastically abutted against the elastic arms. The technical scheme of the invention aims to ensure the contact reliability of the connecting terminal and the plug when the connecting terminal is connected with the plug so as to meet the use requirements under high-voltage and high-current states.

Inventors

XIAO YI
LI BANG
XU WENJUN
ZHANG QIANG
MA PENGFEI

Assignees

深圳市沃尔新能源电气科技股份有限公司

Dates

Publication Date: 20260508
Application Date: 20250627

Claims (12)

1. A connection terminal, characterized by comprising: the terminal comprises a terminal body, a plurality of connecting wires and a plurality of connecting wires, wherein the terminal body comprises two side plates and a wiring part connected to one end of the two side plates, and the two side plates are opposite and are arranged at intervals; The two elastic sheets are arranged on the inner side of one side plate, an inserting area is formed by enclosing the two elastic sheets, a plurality of elastic arms are arranged on each elastic sheet, the elastic arms are arranged in a surrounding mode, and at least part of the elastic arms extend towards the direction of the inserting area; The fixing sleeve is arranged on the outer side of the terminal main body and is fixed with the two side plates, a plug-in port communicated with the plug-in area is arranged on the fixing sleeve, and the fixing sleeve is used for limiting the two side plates to deform towards the direction deviating from the elastic piece; the plug connector is inserted into the plug region from the plug connector and elastically abuts against the elastic arms.
2. The connecting terminal of claim 1, wherein the elastic piece further comprises a main body part, the elastic arm comprises a plurality of first elastic arms and a plurality of second elastic arms, the first elastic arms and the second elastic arms are arranged at intervals, the first elastic arms comprise a first section body, a second section body and a third section body which are connected in sequence and are arranged at an included angle, and the second elastic arms comprise a first section body and a second section body which are connected and are arranged at an included angle; The first section body is connected with the main body part, the first section body extends towards the direction of the plugging area, the second section body extends towards the direction away from the plugging area, the third section body extends towards the direction of the plugging area, The region between the first segment and the second segment forms at least one contact point with the plug, And a supporting point which is abutted with the side plate is formed between the second section body and the third section body.
3. The connection terminal of claim 2, wherein said contact points formed by a plurality of said first spring arms and a plurality of said second spring arms are circumferentially spaced apart; The supporting points formed by the first elastic arms are distributed at intervals along the circumference.
4. The connection terminal according to claim 3, wherein the arc between the first segment, the second segment, and the third segment is excessive; and/or the extension length of the first section body, the second section body and the third section body is gradually reduced.
5. The connection terminal according to claim 2, wherein the elastic piece further comprises an elastic region provided at the center of the main body portion, a plurality of the elastic arms are provided around the elastic region, and a plurality of positioning notches are formed at intervals on the side edge of the main body portion; The inner surface of the side plate is convexly provided with a plurality of spacing buckles arranged at intervals, and the spacing buckles are in butt joint with the positioning notch or the side edge of the main body part to limit the movement of the main body part relative to the side plate; And/or the main body part is also provided with a plurality of riveting points, the plurality of riveting points encircle the outer side of the elastic region, and the main body part and the side plate are riveted and fixed through the riveting points.
6. The connecting terminal according to any one of claims 1 to 5, wherein the fixing sleeve comprises a first plate body, a connecting plate and a second plate body which are sequentially connected, wherein the first plate body, the connecting plate and the second plate body are enclosed to form a U-shaped groove, and the U-shaped groove is used for accommodating the two side plates of the terminal main body; The first plate body is also connected with a first buckle plate, the first buckle plate is provided with a buckle, and the first buckle plate is bent relative to the first plate body and is abutted against the edge of the side plate; the second plate body is also connected with a second buckle plate, the second buckle plate is provided with a buckle hole, the second buckle plate is bent relative to the second plate body, and the second buckle plate is covered on the outer side of the first buckle plate, so that the buckle is matched with the buckle hole.
7. The connection terminal according to claim 6, wherein a first fixing button is formed on a surface of the first plate body, and an opening end of the first fixing button is provided toward the wire connection portion side; a second fixing buckle is formed on the surface of the second plate body, and the opening end of the second fixing buckle is arranged towards one side of the wiring part; the connecting terminal is fixedly connected with the insulating seat through the first fixing buckle and the second fixing buckle.
8. The connection terminal according to claim 7, wherein fool-proof ribs are further formed on surfaces of the first plate body and the second plate body, the fool-proof ribs extend along a length direction of the first plate body, and the fool-proof ribs are located at a top and a bottom of the first fixing buckle and are spaced from the first fixing buckle.
9. The connection terminal according to claim 6, wherein the side edges of the first plate body and the second plate body are further bent to form a limiting clamping table, the edges of the side plates are correspondingly provided with clamping grooves, and the limiting clamping table is inserted into the clamping grooves.
10. The connecting terminal according to claim 6, wherein the connecting plate is provided on a bottom surface of the fixing sleeve, and the plugging port is provided on a side of the fixing sleeve facing away from the wiring portion, so that a plugging direction of the plug member is parallel to an extending direction of the connecting terminal.
11. The connection terminal according to claim 6, wherein the connection plate is provided on a side of the fixing sleeve facing away from the connection portion, and the insertion opening is provided on a side of the fixing sleeve adjacent to the connection plate so that an insertion direction of the insertion member and an extending direction of the connection terminal are disposed at an angle.
12. A connector comprising an insulating base and the connecting terminal according to any one of claims 1 to 11, the connecting terminal being fixed to the insulating base.

Description

Connection terminal and connector Technical Field The present invention relates to the field of connectors, and in particular, to a connection terminal and a connector. Background The connector is widely used in the fields of power equipment industry, electric automobile charging systems, elevator control systems, new energy power generation and the like, the connector is provided with a connecting terminal, the connecting terminal is used for providing a contact point, and when a plug is inserted into a socket, a wire is connected with an external circuit through the connecting terminal, so that current or signals can be effectively transmitted between different parts. In the related art, two elastic clamping arms which are oppositely arranged are arranged at the end part of the connecting terminal, the contact points of the elastic clamping arms and the plug connector are few, and after the connecting terminal is used for multiple times in a pulling-out and inserting mode, the two elastic clamping arms are easy to deform to cause unreliable contact, so that the use requirements under the high-voltage and high-current states cannot be met. Disclosure of Invention The invention aims to provide a connecting terminal and a connector, which aim to ensure the contact reliability when the connecting terminal is connected with a plug so as to meet the use requirements under high-voltage and high-current conditions. In order to achieve the above object, the present invention provides a connection terminal comprising: the terminal comprises a terminal body, a plurality of connecting wires and a plurality of connecting wires, wherein the terminal body comprises two side plates and a wiring part connected to one end of the two side plates, and the two side plates are opposite and are arranged at intervals; The two elastic sheets are arranged on the inner side of one side plate, an inserting area is formed by enclosing the two elastic sheets, a plurality of elastic arms are arranged on each elastic sheet, the elastic arms are arranged in a surrounding mode, and at least part of the elastic arms extend towards the direction of the inserting area; The fixing sleeve is arranged on the outer side of the terminal main body and is fixed with the two side plates, a plug-in port communicated with the plug-in area is arranged on the fixing sleeve, and the fixing sleeve is used for limiting the two side plates to deform towards the direction deviating from the elastic piece; the plug connector is inserted into the plug region from the plug connector and elastically abuts against the elastic arms. In one embodiment of the present invention, the elastic sheet further includes a main body portion, and the elastic arm includes a plurality of first elastic arms and a plurality of second elastic arms, and the first elastic arms and the second elastic arms are spaced apart; the first elastic arm comprises a first section body, a second section body and a third section body which are connected in sequence and are arranged at an included angle, and the second elastic arm comprises a first section body and a second section body which are connected and are arranged at an included angle; The first section body is connected with the main body part, the first section body extends towards the direction of the plugging area, the second section body extends towards the direction away from the plugging area, the third section body extends towards the direction of the plugging area, The region between the first segment and the second segment forms at least one contact point with the plug, And a supporting point which is abutted with the side plate is formed between the second section body and the third section body. In one embodiment of the present invention, the contact points formed by the plurality of first elastic arms and the plurality of second elastic arms are distributed and arranged at intervals along the circumference; The supporting points formed by the first elastic arms are distributed at intervals along the circumference. In one embodiment of the present invention, the arc between the first segment, the second segment and the third segment is excessive; and/or the extension length of the first section body, the second section body and the third section body is gradually reduced. In one embodiment of the present invention, the elastic sheet further includes an elastic region disposed at the center of the main body, a plurality of elastic arms are disposed around the elastic region, and a plurality of positioning notches disposed at intervals are formed at the side of the main body; The inner surface of the side plate is convexly provided with a plurality of spacing buckles arranged at intervals, and the spacing buckles are in butt joint with the positioning notch or the side edge of the main body part to limit the movement of the main body part relative to the side plate; And/or the main body part is also provided with a plurality of