CN218386159U

CN218386159U - Terminal assembling structure for improving terminal spring height

Info

Publication number: CN218386159U
Application number: CN202222467487.7U
Authority: CN
Inventors: 杨松; 朱送良
Original assignee: Dongguan Haorun Precision Electronic Co ltd
Current assignee: Dongguan Haorun Precision Electronic Co ltd
Priority date: 2022-09-19
Filing date: 2022-09-19
Publication date: 2023-01-24
Anticipated expiration: 2032-09-19

Abstract

The utility model relates to a terminal assembly structure for improving the elasticity of a terminal, which comprises an insulating seat and a terminal, wherein the insulating seat is provided with a slot, the inner side wall of the slot is provided with a terminal slot, and the terminal slot extends out from the rear end head of the insulating seat; the terminal is provided with a contact part, a welding part and a connecting part, and the contact part is bent; the terminal is implanted into the insulating base corresponding to the terminal groove, the contact part is popped out from the terminal groove to the inner center of the slot, the part of the connecting part, which is connected with the contact part, forms a transition end, and a raised clamping point is arranged on the transition end; the inner bottom of the terminal groove extends to form a C-shaped positioning groove, the rear end of the inner bottom of the terminal groove extends into the terminal groove, a propping glue position is arranged at the extending tail end, the connecting part of the terminal is correspondingly implanted into the positioning groove, the transition end is positioned at the extending tail end of the positioning groove, and the propping glue position props up a protruding clamping point to enable the contact part to stably pop out. Not only increases the root structural property of the contact part, but also improves the bullet height of the terminal, keeps consistent bullet height after different terminals are assembled, and improves the quality and the service performance of the electric connector.

Description

Terminal assembling structure for improving terminal spring height

Technical Field

The utility model belongs to the technical field of the electric connector technique and specifically relates to a terminal package assembly of electric connector is related to.

Background

The electrical connector has a plug-and-play function, and is widely applied to electronic products at present. The socket connector is one type of socket connector, in which a plurality of terminals are generally distributed in a socket provided in the socket connector, and contact portions of the terminals are exposed in the socket so as to be electrically plugged to the outside. In order to increase the electrical conduction, the contact part of the terminal has relative elastic height; the spring height is used for elastically clamping the inserted elements, so that the connection is more compact. The terminal of the existing slot connector is mainly connected in an implanted mode, namely the terminal is inserted into a terminal groove on the corresponding insulating base, the existing terminal groove is in a groove shape, the width of the terminal groove is larger than that of the terminal in order to facilitate the insertion of the terminal, and therefore after the terminal is assembled, the terminal is not controlled in place, the terminal is deviated, the contact part of the terminal is prone to being badly bounced, the height of the terminal is too high or too low, and the quality and the use performance of the electric connector are affected.

Disclosure of Invention

An object of the utility model is to provide a terminal package assembly, the equipment of effective control terminal improves the end bullet height, makes the high uniformity of terminal bullet and equilibrium.

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

the terminal assembly structure comprises an insulating seat and a terminal, wherein the insulating seat is provided with a front end head, a rear end head and a slot with a concave structure from the front end head, a terminal slot is arranged on the inner side wall of the slot, and the terminal slot extends out from the rear end head; the terminal is provided with a contact part at the front end, a welding part at the rear end and a connecting part for connecting the contact part and the welding part, and the contact part is bent relative to the connecting part; the terminal is implanted into the insulating base corresponding to the terminal groove, and the contact part is popped out from the terminal groove to the inner center of the slot for electric plug connection. The connecting part and the contact part are connected to form a transition end, the contact part is popped out towards the front side of the transition end relative to the transition end, and the left outer side surface and the right outer side surface of the transition end are respectively provided with a raised clamping point; the inner bottom of the terminal groove extends to form a positioning groove, the cross section of the positioning groove is C-shaped, the positioning groove extends from the rear end to the front end, top supporting glue positions are arranged on the left inner side wall and the right inner side wall of the extending tail end respectively, the connecting portion of the terminal is correspondingly implanted into the positioning groove, the transition end is positioned at the extending tail end of the positioning groove, a stable ejection state of the contact portion is established through the top supporting glue positions and the top supporting bump clamping points, and under the stable ejection state, the orthographic projection of the contact portion falls on the central area of the inner bottom surface of the terminal groove.

The cross section of the connecting part of the terminal is square, the connecting part is implanted into the positioning groove in a straight mode, the width of the positioning groove in the transverse direction is larger than that of the connecting part, an interference glue position is arranged on a position where the connecting part is connected with the welding part, and the interference glue position is in interference connection with the inner wall of the positioning groove.

The above aspect is further that the transition end connects the contact portion by gradually constricting.

The utility model discloses an increase the constant head tank of C shape at terminal inslot bottom for the connecting portion of stable terminal, and extend terminal increase in the constant head tank and prop up gluey position, the uplift stuck point of the transition end of propping up connecting portion through propping up gluey position and establishing the stable state of popping out of contact site, under this stable state of popping out, make the orthographic projection of this contact site fall on the region placed in the middle of terminal inslot bottom surface, reach following beneficial effect from this:

1. the top supporting glue position is matched with the raised clamping point, the root structural performance of the contact part is improved, the bullet height of the terminal is improved, and the bullet height is kept consistent after different terminals are assembled.

2. The connecting portion of terminal passes through the constant head tank restriction of C shape to glue the position through propping up and cooperate with the uplift stuck point, reach the connecting portion of multi-direction restriction terminal, the position can not take place to run for the post after the equipment, not only guarantees that the terminal is high unanimous after the equipment, and the orthographic projection of contact site falls in the region placed in the middle of terminal inslot bottom surface, promotes the effect that the contact site elasticity floats, and then promotes electric connector's quality and performance.

Description of the drawings:

FIG. 1 is a schematic structural view of a preferred embodiment of the present invention;

FIG. 2 is a partially exploded view of the embodiment of FIG. 1;

FIG. 3 is an enlarged view of a portion of the embodiment of FIG. 2;

FIG. 4 is a schematic view of the connection portion and the positioning groove of the terminal of the embodiment of FIG. 1;

fig. 5 is a schematic view of the assembled terminals of the embodiment of fig. 1.

The specific implementation mode is as follows:

the conception, the specific structure and the technical effects of the present invention will be further described with reference to the accompanying drawings, so as to fully understand the objects, the features and the effects of the present invention.

It should be noted that in the description of the present invention, the terms of direction or positional relationship indicated by the terms "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, which are merely for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

Referring to fig. 1, 2, 3, 4 and 5, which are drawings illustrating a preferred embodiment of the present invention, the present invention relates to a terminal assembly structure for improving the spring height of a terminal, especially a terminal assembly for a slot connector. The connector comprises an insulating base 1 and terminals 2, wherein the terminals 2 are provided with a plurality of terminals and are divided into two rows according to requirements; the insulating base 1 has a front end 11, a rear end 12 and a slot 13 recessed from the front end 11, wherein a terminal slot 14 is provided on the inner side wall of the slot 13, and the terminal slot 14 extends from the rear end 12. The terminal 2 has a contact portion 21 at the front end, a soldering portion 22 at the rear end, and a connecting portion 23 connecting the contact portion 21 and the soldering portion 22, wherein the contact portion 21 is bent relative to the connecting portion 23 to obtain elasticity and have a corresponding elastic height. The terminal 2 is embedded into the insulating base 1 corresponding to the terminal slot 14, and the contact portion 21 is ejected from the terminal slot 14 to the inner center of the slot 13 for electrical plug connection. The connection part 23 and the contact part 21 are connected to form a transition end 231, the contact part 21 is popped out towards the front of the transition end relative to the transition end 231, and the left and right outer side surfaces of the transition end 231 are respectively provided with a raised clamping point 232; the inner bottom of the terminal groove 14 extends to form a positioning groove 15, the cross section of the positioning groove 15 is C-shaped, the positioning groove 15 extends from the rear end 12 to the front end 11, the left inner side wall and the right inner side wall of the extending tail end are respectively provided with an ejecting glue position 16, the connecting part 23 of the terminal is correspondingly implanted into the positioning groove 15, the connecting part 23 is limited through the C-shaped geometric structure of the positioning groove, better implantation guide is achieved, and implantation assembly is facilitated. The transition end 231 is positioned at the extended end of the positioning slot 15 and establishes a stable ejection state of the contact portion 21 by the ejection rubber 16 ejecting the bump 232, in which the orthographic projection of the contact portion 21 falls on the central area of the inner bottom surface of the terminal slot 14. The propping glue positions 16 and the raised clamping points 232 are in bilateral symmetry, so that bilateral synchronous matching is achieved, the transition end 231 is further limited, and the contact part 21 is enabled to be popped out relative to the front surface of the transition end 231. In this embodiment, the transition end 231 is gradually constricted to connect with the contact portion 21, so that a step is formed on the transition end 231, and just at the extending end of the supporting top positioning groove 15, the terminal implantation depth positioning is achieved, the raised top of the raised locking point 232 has a continuous straight plane, and the corresponding supporting top glue position 16 is also designed into a straight plane shape, so as to obtain a supporting top with a larger area, and further stabilize the transition end 231.

In this embodiment, the cross section of the connecting portion 23 of the terminal is square, so that the terminal has better directivity, and the connecting portion 23 is straightly implanted into the positioning groove 15, so that the terminal has good structure and is convenient to implant and assemble. Preferably, the width of the positioning groove 15 in the transverse direction is greater than that of the connecting part 23, so that implantation interference is reduced, and smooth terminal assembly is ensured; be equipped with the interference on the position that connecting portion 23 and welding part 22 link up and glue position 233, this interference glues position 233 and is connected with the inner wall interference of constant head tank 15, and this can guarantee that welding part 22 stretches out from the insulator spindle, does benefit to the upper plate welding.

Of course, the present invention has been described in detail with reference to the embodiments, and only for the purpose of illustrating the technical conception and the features of the present invention, the purpose of the present invention is to enable those skilled in the art to understand the contents of the present invention and implement the same, therefore, all equivalent changes or modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.

Claims

1. A terminal assembly structure for improving the elasticity of a terminal comprises an insulating seat (1) and the terminal (2), wherein the insulating seat (1) is provided with a front end head (11), a rear end head (12) and a slot (13) which is of a concave structure from the front end head (11), a terminal groove (14) is arranged on the inner side wall of the slot (13), and the terminal groove (14) extends out from the rear end head (12); the terminal (2) is provided with a contact part (21) at the front end, a welding part (22) at the rear end and a connecting part (23) for connecting the contact part (21) and the welding part (22), and the contact part (21) is bent relative to the connecting part (23); the terminal (2) is implanted into the insulating base (1) corresponding to the terminal groove (14), and the contact part (21) is ejected out from the terminal groove (14) to the inner center of the slot (13) for electric plug connection; the method is characterized in that: the connecting part (23) and the contact part (21) are connected to form a transition end (231), the contact part (21) is popped out towards the front surface of the transition end relative to the transition end (231), and the left outer side surface and the right outer side surface of the transition end (231) are respectively provided with a raised clamping point (232); the inner bottom of the terminal groove (14) extends to form a positioning groove (15), the cross section of the positioning groove (15) is C-shaped, the positioning groove (15) extends from a rear end head (12) to a front end head (11), the left inner side wall and the right inner side wall of the extending tail end are respectively provided with an ejection supporting glue position (16), a connecting portion (23) of the terminal is correspondingly implanted into the positioning groove (15), a transition end (231) is positioned at the extending tail end of the positioning groove (15), a stable ejection state of the contact portion (21) is established through the ejection supporting glue position (16) and an ejection protruding clamping point (232), and under the stable ejection state, the orthographic projection of the contact portion (21) falls on the central area of the inner bottom surface of the terminal groove (14).

2. The terminal assembly structure for improving the spring height of a terminal as claimed in claim 1, wherein: the cross section of the connecting portion (23) of the terminal is square, the connecting portion (23) is implanted in the locating groove (15) in a straight mode, the width of the locating groove (15) in the transverse direction is larger than that of the connecting portion (23), an interference glue position (233) is arranged on the position where the connecting portion (23) is connected with the welding portion (22), and the interference glue position (233) is in interference connection with the inner wall of the locating groove (15).

3. The terminal assembly structure for improving the spring height of a terminal as claimed in claim 1, wherein: the transition end (231) connects the contact portions (21) by gradually constricting.