TW201828553A - Electrical connector - Google Patents

Abstract

An electrical connector for mounting vertically on a circuit board, which includes an insulative housing and a plurality of conductive terminals mounted in the insulative housing. The insulative housing defines a longitudinal base portion and a plurality of insertion portions extending forwardly from the base portion, the conductive terminals are correspondingly received in the insertion portions. The insulative housing further includes a side locking portion protruding forwardly from the two longitudinal ends of the base portion and a middle locking portion protruding forwardly from one side of the of the center of the base portion. The locking portion make the three sides of the electrical connector locked to provide a sufficient flexibility and an assure post-assembly removability, thereby providing a secure, high-quality fastening configuration for an extremely efficient assembly.

Description

Electric connector

The invention relates to an electrical connector, in particular to an electrical connector that is reliably plugged in.

At present, the design strength of general automotive connectors in the industry is strong enough to meet product insertion and removal requirements; and larger CPA (Connector Position Assurance) structures are used to lock and fix male and female ends, but the locks The combined structure is large and cannot be implemented on small connectors. However, the general small connector does not have a buckle, which is prone to problems such as improper plug-in, easy to loose and unreliable during use. At the same time, due to the limited size of the small connector, the strength of the small connector is weakened, which may easily cause damage to the connector when it is repeatedly plugged. However, with the development of technology, the miniaturization of automotive connectors is an inevitable trend.

Therefore, in view of the above problems, it is really necessary to provide a new electrical connector to solve the above problems.

The object to be achieved by the present invention is to provide an electrical connector having three buckle portions, which are buckled on three sides to provide sufficient flexibility and ensure detachability after assembly.

To solve the above technical problems, the present invention provides an electrical connector for vertical installation on a circuit board. The electrical connector includes an insulating body and a conductive terminal installed in the insulating body. The insulating body is provided with a longitudinally long base portion and several plug-in portions extending forward from the base portion, and the conductive terminals are correspondingly received in the plug-in portion. The insulating body is further provided with a side buckle portion protruding forward from the longitudinal two ends of the base portion and a middle buckle portion protruding forward from one side of the middle portion of the base portion.

Compared with the prior art, the insulating body of the present invention is further provided with a side buckle portion protruding forward from the longitudinal two ends of the base portion and a middle buckle portion protruding forward from one side of the middle portion of the base portion. The buckle portion buckles three sides of the electrical connector to provide sufficient elasticity and ensure detachability after assembly, thereby providing a reliable, high-quality fastening configuration and making assembly extremely efficient.

Hereinafter, the electrical connector of the present invention will be described with reference to the first to eighth figures. For important reference, please refer to the first and fourth figures. The electrical connector 100 of the present invention is vertically mounted to a circuit board 101, and the electrical connector 100 is used for mating with a mating connector 200 to form an electrical connection.器 Element1000. The docking connector 200 is mounted on the circuit board 201 and includes a vertically long insulating body 3 and a conductive terminal 4 disposed in the insulating body 3. The insulating body 3 is provided with a docking cavity 30 to which the power supply connector 100 is inserted, the conductive terminal 4 has a contact portion protruding into the docking cavity 30, and the insulating body 3 has a docking cavity 10 and The contact portions of the conductive terminals 4 are partitioned by a partition 31.

Referring to the fifth and sixth figures, the electrical connector 100 includes an insulating body 1 and a conductive terminal 2 housed in the insulating body 1. The insulating body 1 is provided with a longitudinally long base portion 10 and a plurality of plug-in portions 11 extending forward from the base portion 10. Each plug-in portion 11 is provided with a terminal hole 110 penetrating forward, and each terminal hole A conductive terminal 2 is contained in 110. The plug-in portions 11 are arranged in a row along the longitudinal direction at the front end of the base portion 10, and a mating through slot 12 is formed between each two adjacent plug-in portions 11 when the electrical connector 100 is inserted into the mating connector 200. When the cavity 30 is docked, the barrier 31 of the docking connector 200 is inserted into the mating through slot 12.

The insulating body 1 is further provided with a side buckle portion 13 protruding forward from the longitudinal ends of the base portion 10 and a middle buckle portion 14 protruding forward from one side of the middle portion of the base portion 10. Each of the side buckle portion 13 and the middle buckle portion 14 is provided with an elastic arm extending forward from the base portion 10 and a hook protruding outward from the free end of the elastic arm. The plug-in portion 11 located at both longitudinal ends of the insulating body 1 is provided at its outer end portion with two protruding ribs 112 extending toward the side snap portion 13, and a space is formed between the two protruding ribs 112 for the side. The gap 113 in which the side buckling portion 13 is elastically deformed inward. The two middle plug-in portions 11 of the insulating body 1 are correspondingly provided with the middle-section buckle portion 14, and the two middle plug-in portions 11 are provided with depressions 114 corresponding to the middle-section buckle portion 14. The middle buckle portion 14 is used for elastic deformation inward.

Referring to the seventh and eighth figures, when the electrical connector 100 is mated with the mating connector 200, the plug portion 11 of the electrical connector 100 is inserted into the mating cavity 30 of the mating connector 200. The barrier 31 of the docking connector 200 is plugged into the gap 113 of the electrical connector 100, the conductive terminal 2 of the electrical connector 10 clamps the contact portion of the conductive terminal 4 of the docking connector 200, and the side The side buckling portion 13 and the middle buckling portion 14 are respectively buckled on the two inner side walls and the inner bottom wall of the docking cavity 30 of the docking connector 200. When the electrical connector 100 is miniaturized and light in quality, the buckle portion snaps three sides of the electrical connector 100 to provide sufficient flexibility and ensure detachability after assembly, thereby providing a reliable, high-quality The high-quality fastening configuration makes the assembling efficiency of the electrical connector 100 extremely high.

The conductive terminal 2 is housed in the terminal hole 110 of the plug-in portion 11 and is provided with a holding portion 21 housed in the terminal hole 110 and a welding portion 22 of the insulating body 1 extending rearward from the holding portion 21. The welding portion 22 Extending into the through hole 102 of the circuit board 101. The holding portion 22 of the conductive terminal 2 is placed vertically and fixed to the inner wall of the terminal hole 110. The conductive terminal 2 is further provided with two front-end fixing portions 211 extending horizontally from both sides of the front end of the holding portion 21, two rear-end fixing portions 212 horizontally extending from the rear end of the holding portion 21, and along the rear fixing portions 212 respectively. The two clamping arms 23 extend in the plugging direction. The two clamping arms 23 extend opposite to each other and extend into the terminal hole 110 for clamping a contact portion of the conductive terminal 4 of the docking connector 200.

The circuit board 101 is a flexible circuit board and is provided with opposite top and bottom surfaces. The insulating body 1 is mounted on the top surface of the circuit board 101 and the soldering portion 22 of the conductive terminal 2 penetrates the top surface of the circuit board 101. With underside. The circuit board 101 is provided with a recess on a bottom surface thereof and a metal reinforcing member 103 installed in the recess. The surface of the metal reinforcing member 103 is flush with the bottom surface of the circuit board 101. By adding a metal reinforcing plate 103 to the circuit board 101 on which the electrical connector 100 is installed, the overall strength of the electrical connector 100 is strengthened, and the electrical connector 100 does not crack due to insufficient strength when mating. Damage phenomenon.

The above descriptions are only part of the embodiments of the present invention, not all of them. Any equivalent changes to the technical solution of the present invention by those skilled in the art by reading the description of the present invention are within the scope of the patent application Covered.

1000‧‧‧electric connector element

100‧‧‧electrical connector

1‧‧‧Insulated body

10‧‧‧ Butt cavity

101‧‧‧Circuit Board

102‧‧‧through hole

103‧‧‧Metal reinforcement

11‧‧‧ Plug-in Department

110‧‧‧Terminal hole

112‧‧‧ raised rib

113‧‧‧Gap

114‧‧‧ Depression

12‧‧‧through slot

13‧‧‧Side buckle section

14‧‧‧ Middle buckle section

2‧‧‧ conductive terminals

200‧‧‧ Butt Connector

201‧‧‧Circuit Board

21‧‧‧holding department

211‧‧‧Front end fixing part

212‧‧‧Back end fixing part

22‧‧‧Welding Department

23‧‧‧ Clamping Arm

3‧‧‧Insulated body

30‧‧‧ Butt cavity

31‧‧‧ hurdle

4‧‧‧ conductive terminals

The first diagram is a perspective view of the electrical connector of the present invention when mated with the mating connector; the second diagram is another perspective view of the electrical connector shown in the first diagram when mating with the mating connector; the third diagram is the first diagram A perspective view of the electrical connector shown when the mating connector is not mated; a fourth view is a perspective view of another angle when the electrical connector shown in the second figure is mated with the mating connector; the fifth view is a view of the electrical connector shown in the first view An exploded view of the connector; a sixth view is an exploded view of the electrical connector at another angle shown in the fifth view; a seventh view is a cross-sectional view of the electrical connector and the mating connector shown in the first view along the VII-VII direction; The eighth figure is a cross-sectional view of the electrical connector and the mating connector shown in the first figure along the VIII-VIII direction.

no

Claims (10)

An electrical connector for vertical installation on a circuit board includes: an insulating body provided with a longitudinally long base and a plurality of plug-in portions extending forward from the base; and a conductive terminal mounted on the insulation The body is correspondingly accommodated in the plug-in portion; wherein, the insulating body is further provided with a side snap portion protruding forward from the longitudinal two ends of the base portion and a side protruding forward from one side of the middle portion of the base portion Middle buckle. The electrical connector according to item 1 of the scope of patent application, wherein the side buckle portion and the middle buckle portion are both provided with an elastic arm extending forward from the base portion and protruding outward from the free end of the elastic arm. The hook. The electrical connector according to item 1 of the scope of patent application, wherein the plug-in portions are arranged in a row along the longitudinal direction at the front end of the base portion, and a mating through slot is formed between each two adjacent plug-in portions. The electrical connector according to item 3 of the scope of patent application, wherein the plug-in portions at the longitudinal ends of the insulating body are provided at the outer end portions with two protruding ribs extending toward the side snap portions, the two A gap is formed between the two ribs for the side buckle portion to elastically deform inward. The electrical connector according to item 4 of the scope of patent application, wherein the two middle plug-in portions of the insulating body are provided corresponding to the middle snap-in portion, and the two middle plug-in portions are provided corresponding to the The recessed portion of the middle section buckling portion is used for elastic deformation of the middle section buckling portion inward. The electrical connector according to item 3 of the scope of patent application, wherein each plug-in portion is provided with a terminal hole penetrating forward, and each terminal hole contains a conductive terminal, and the conductive terminal is provided with a receiving hole. The holding portion in the terminal hole and the welding portion of the insulating body extend from the holding portion. The electrical connector according to item 6 of the scope of patent application, wherein the holding portion of the conductive terminal is placed vertically and fixed to the inner side wall of the terminal hole, and the soldering portion extends from the rear end of the holding portion to the base. The electrical connector according to item 7 of the scope of patent application, wherein the conductive terminal is provided with two front-end fixing portions extending horizontally from both sides of the front end of the holding portion and two rear-end fixing portions extending horizontally from the rear end of the holding portion And two clamping arms respectively extending from the rear end fixing portion in the plugging direction, and the two clamping arms extend toward each other and into the terminal hole. The electrical connector according to item 1 of the scope of patent application, wherein the circuit board is provided with opposite top and bottom surfaces, the insulating body is mounted on the top surface of the circuit board, and the conductive terminal includes a soldering portion A top surface and a bottom surface of the circuit board are penetrated. The electrical connector according to item 9 of the scope of patent application, wherein the circuit board is provided with opposite top and bottom surfaces, the insulating body is mounted on the top surface of the circuit board, and the conductive terminal includes a soldering portion A top surface and a bottom surface of the circuit board are penetrated.