CN1311542A

CN1311542A - Electric connector

Info

Publication number: CN1311542A
Application number: CN 00111769
Authority: CN
Inventors: 吴熴灿
Original assignee: Foxconn Kunshan Computer Connector Co Ltd; Hon Hai Precision Industry Co Ltd
Current assignee: Foxconn Kunshan Computer Connector Co Ltd; Hon Hai Precision Industry Co Ltd
Priority date: 2000-03-02
Filing date: 2000-03-02
Publication date: 2001-09-05
Anticipated expiration: 2020-03-02
Also published as: CN1125507C

Abstract

The invention provides an electrical connector, which includes an insulating body and a conductive terminal. The insulating body is provided with a third receiving groove and a support body. The conductive terminal is provided with a support part. The interfering part is then extended, and the interfering part is connected with the tail end. In addition, the bending part extends obliquely upwards to extend out of the elastic part, and the elastic part protrudes out of the contact arm contacting the circuit board. When assembling, the bending part and the supporting part of the conductive terminal are first inserted into the third receiving groove, and then the The tail end of the conductive terminal is pressed down so that the supporting part is against the supporting body.

Description

electrical connector

本发明有关一种电连接器，尤其指一种用于连接电路板对电路板的电连接器。The invention relates to an electrical connector, in particular to an electrical connector for connecting circuit boards to circuit boards.

相关本发明的现有技术可参阅美国专利第5,842,875号，中国台湾专利申请第81107106号及第83208692号等案。现有电连接器包括有绝缘本体及导电端子，其导电端子通过由绝缘本体下方底面组入绝缘本体内部，且导电端子的焊接部再通过表面粘接技术焊接至电路板上。然而该等电连接器的装配通过导电端子由绝缘本体的下方组入，在组装过程中容易对导电端子的焊锡部位造成损伤，而不能保证导电端子焊接部位的良好平面度及正位度，容易造成焊接过程中的“虚焊”现象，且其操作过程不便，不利生产效率的提高。For prior art related to the present invention, please refer to US Patent No. 5,842,875, Chinese Taiwan Patent Application Nos. 81107106 and 83208692 and other cases. A conventional electrical connector includes an insulating body and a conductive terminal. The conductive terminal is assembled into the interior of the insulating body through the bottom surface of the insulating body, and the welding part of the conductive terminal is welded to the circuit board by surface bonding technology. However, the assembly of such electrical connectors is assembled from the bottom of the insulating body through the conductive terminals. During the assembly process, it is easy to cause damage to the soldering parts of the conductive terminals, and it cannot ensure good flatness and alignment of the soldering parts of the conductive terminals. The phenomenon of "virtual welding" in the welding process is caused, and the operation process is inconvenient, which is unfavorable for the improvement of production efficiency.

本发明的目的在于提供一种电连接器，能有效保护导电端子的焊锡效果，达成良好的电性传输，且其组装方便快速且可提供良好的操作性能，从而缩短电连接器的制程，降低产品成本。The purpose of the present invention is to provide an electrical connector, which can effectively protect the soldering effect of the conductive terminals, achieve good electrical transmission, and its assembly is convenient and fast, and can provide good operability, thereby shortening the manufacturing process of the electrical connector and reducing the Product Cost.

本发明的目的是这样达成的：其包括有绝缘本体及导电端子等构造，其中绝缘本体两侧对称设有若干端子收容槽，端子收容槽中设有支撑体及台阶部，导电端子为一连续弯折片，其设有一支撑部，支撑部一端设置有弯折部，另一端则设有焊接脚，焊接脚经弯折向上延伸出干涉部，干涉部与尾端相连接。又，弯折部斜向上延伸出弹性部，弹性部凸升出能与电路板相抵接的接触臂，接触臂另端向下弯折出一卡合部，卡合部上设置有两翼板。组入时，可先将导电端子的弯折部及支撑部自绝缘本体上方插入至绝缘本体所设的第三收容槽，与此同时，卡合部沿卡合角组接至第二收容槽内，并依靠其自身弹性使卡合部贴住卡合角。然后，将导电端子的尾端下压，使导电端子的下半部份沿弯折部向下移动，并使得支撑部抵住支撑体，尾端抵接台阶部，且焊接脚从第二收容槽底侧延伸出为止。The object of the present invention is achieved in this way: it includes structures such as an insulating body and conductive terminals, wherein a plurality of terminal receiving grooves are symmetrically provided on both sides of the insulating body, and a support body and a step are arranged in the terminal receiving grooves, and the conductive terminal is a continuous The bent piece is provided with a supporting part, one end of the supporting part is provided with a bending part, and the other end is provided with a welding foot, and the welding foot is bent upwards to extend out of the interference part, and the interference part is connected to the tail end. Moreover, the elastic portion extends obliquely upward from the bending portion, and a contact arm protruding from the elastic portion can abut against the circuit board. The other end of the contact arm is bent downward to form an engaging portion, and two wing plates are arranged on the engaging portion. When assembling, the bending part and supporting part of the conductive terminal can be inserted into the third receiving groove provided by the insulating body from above the insulating body, and at the same time, the engaging part is assembled to the second receiving groove along the engaging angle inside, and rely on its own elasticity to make the engaging part stick to the engaging angle. Then, the tail end of the conductive terminal is pressed down, so that the lower half of the conductive terminal moves downward along the bending part, and the support part is pressed against the support body, the tail end abuts against the step part, and the soldering foot is received from the second receiving part. until the bottom side of the groove extends out.

通过以上构造，可以实现导电端子从绝缘本体上方组入，能有效保护导电端子的焊锡效果，且组装方便快速，利于提高生产效率。Through the above structure, the conductive terminal can be assembled from the top of the insulating body, which can effectively protect the soldering effect of the conductive terminal, and the assembly is convenient and fast, which is beneficial to improving production efficiency.

下面通过附图及较佳实施例对本发明作进一步的说明。The present invention will be further described below with the accompanying drawings and preferred embodiments.

图1是本发明电连接器的立体组合图。FIG. 1 is a three-dimensional assembled view of the electrical connector of the present invention.

图2是本发明电连接器的导电端子立体图。Fig. 2 is a perspective view of the conductive terminals of the electrical connector of the present invention.

图3是本发明电连接器的绝缘本体剖视图。Fig. 3 is a sectional view of the insulating body of the electrical connector of the present invention.

图4是本发明电连接器的导电端子组入绝缘本体时的示意图。FIG. 4 is a schematic diagram of the electrical connector of the present invention when the conductive terminals are assembled into the insulating body.

图5是本发明电连接器的导电端子组入绝缘本体后的示意图。FIG. 5 is a schematic diagram of the conductive terminals of the electrical connector of the present invention assembled into the insulating body.

请参阅图1至图3所示，本发明电连接器包括有绝缘本体1及导电端子2等构造，其中绝缘本体1呈一长方形体，设有第一表面10及第二表面100，两表面间对称均匀分布有若干端子收容槽12，于端子收容槽12前凹设有台阶部18，由台阶部18向绝缘本体1内延伸出凸伸板11，凸伸板11与台阶部18之间则设置有第一收容槽17，第一收容槽17向内凹设有干涉槽172。又，端子收容槽12略中间两侧设有一卡扣角15，卡扣角15下缘则设置有第二收容槽152，第二收容槽152比第一收容槽17略内缩。收容槽12与台阶部18相对应的另一端设置有卡块13，而底侧则突伸出支撑体14，卡块13与支撑体14间为第三收容槽132。1 to 3, the electrical connector of the present invention includes an insulating body 1 and a conductive terminal 2. The insulating body 1 is a rectangular shape with a first surface 10 and a second surface 100. The two surfaces A number of terminal receiving grooves 12 are symmetrically and evenly distributed between them, and a stepped portion 18 is recessed in front of the terminal receiving groove 12, and a protruding plate 11 extends from the stepped portion 18 into the insulating body 1, between the protruding plate 11 and the stepped portion 18 Then, a first receiving groove 17 is provided, and the first receiving groove 17 is concavely provided with an interference groove 172 . In addition, a locking corner 15 is provided on both sides of the terminal receiving groove 12 , and a second receiving groove 152 is arranged on the lower edge of the locking angle 15 . The other end of the receiving groove 12 corresponding to the step portion 18 is provided with a locking block 13 , and the bottom side protrudes from the support body 14 , and the third receiving groove 132 is formed between the locking block 13 and the supporting body 14 .

导电端子2为一连续弯折片，其设有一支撑部21，支撑部21一端设置有弯折部22，另一端则设有焊接脚23，焊接脚23经弯折向上延伸出干涉部27，干涉部27与尾端28相连接。又，弯折部22斜向上延伸出弹性部24，弹性部24凸升出与电路板相抵接的接触臂25，接触臂25另端向下弯折出一卡合部26，卡合部26上设置有两翼板29。The conductive terminal 2 is a continuous bending piece, which is provided with a supporting part 21, one end of the supporting part 21 is provided with a bending part 22, and the other end is provided with a welding foot 23, and the welding foot 23 is bent and extends upward to an interference part 27, The interference portion 27 is connected to the tail end 28 . In addition, the elastic portion 24 extends obliquely upward from the bending portion 22, and the elastic portion 24 protrudes out of the contact arm 25 abutting against the circuit board, and the other end of the contact arm 25 bends downward to form an engaging portion 26. Two wing plates 29 are arranged on it.

组入时，请参阅图4所示，将导电端子2的弯折部22及支撑部21沿A向插入至绝缘本体1所设的第三收容槽132，与此同时，卡合部26沿卡合角15组接至第二收容槽152内，并依靠其自身弹性使卡合部28贴住卡合角15。然后，导电端子2的尾端28沿B方向下压，使导电端子2的下半部份沿弯折部22向下移动，请参阅图5所示，并使得支撑部21抵住支撑体14，尾端28抵接台阶部18，且焊接脚23从第二收容槽152底侧延伸出为止，通过以上过程，导电端子2的干涉部27与第一收容槽17的干涉槽172相接触，进一步固持导电端子2。When assembling, please refer to FIG. 4, insert the bending part 22 and the supporting part 21 of the conductive terminal 2 into the third receiving groove 132 provided by the insulating body 1 along the direction A, and at the same time, the engaging part 26 moves along the The engaging corner 15 is assembled into the second receiving groove 152 , and the engaging portion 28 is attached to the engaging corner 15 by its own elasticity. Then, the tail end 28 of the conductive terminal 2 is pressed down along the B direction, so that the lower half of the conductive terminal 2 moves downward along the bending portion 22, as shown in FIG. , until the tail end 28 abuts against the step portion 18, and the welding leg 23 extends from the bottom side of the second receiving groove 152, through the above process, the interference portion 27 of the conductive terminal 2 contacts the interference groove 172 of the first receiving groove 17, The conductive terminal 2 is further held.

因导电端子2从绝缘本体1的上方组入，相对于导电端子2从绝缘本体1的下方组入，更能有效保护焊接脚23的焊锡效果，达成良好的电性传输，且卡合角15能通过改变自身尺寸的大小，能控制接触臂25伸出绝缘本体1表面的高度，以合理调整电连接器与电路板接触时的受力大小。Because the conductive terminal 2 is assembled from the top of the insulating body 1, compared with the conductive terminal 2 assembled from the bottom of the insulating body 1, it can more effectively protect the soldering effect of the soldering pin 23, achieve good electrical transmission, and the engaging angle 15 By changing the size of itself, the height of the contact arm 25 protruding from the surface of the insulating body 1 can be controlled, so as to reasonably adjust the force of the electrical connector when it contacts the circuit board.

Claims

1. An electrical connector for electrically connecting circuit boards with circuit boards, including an insulating body, which is roughly in the shape of a rectangle, with a number of terminal receiving grooves on both sides, and a support body and a step part are arranged in the terminal receiving grooves; The terminal is provided with a supporting part, and one end of the supporting part is provided with a bending part, which is characterized in that: the bending part extends out of the elastic part, and the elastic part protrudes out of a contact arm capable of contacting the circuit board, and the other end of the supporting part is provided with The tail end is connected to the step portion, and the support portion abuts against the support body.

2. The electrical connector as claimed in claim 1, wherein the front end of the contact arm is bent downward to form an engaging portion, and the engaging portion is provided with two wings.

3. The electrical connector as claimed in claim 2, wherein the tail end is bent and has an interfering portion extending downward, and the interfering portion and the supporting portion are joined by a welding foot.

4. The electrical connector as claimed in claim 3, wherein a protruding plate extends from the stepped portion into the insulating body.

5. The electrical connector according to claim 4, wherein a first receiving groove is formed between the protruding plate and the step portion, and an interference groove is recessed inwardly of the first receiving groove.

6. The electrical connector as claimed in claim 5, wherein a buckle angle is formed on both sides of the terminal receiving groove, and a second receiving groove is formed on a lower edge of the buckle angle.

7. The electrical connector as claimed in claim 6, wherein the other end of the receiving groove corresponding to the stepped portion is provided with a locking block, and the third receiving groove is formed between the locking block and the supporting body.

8. The electrical connector as claimed in claim 7, wherein the interference portion of the conductive terminal is in contact with the interference groove of the first receiving groove.

9. The electrical connector according to claim 8, wherein the engaging angle can control the height of the contact arm protruding from the surface of the insulating body by changing its own size.