TWI816467B - Electrical connector - Google Patents

Abstract

This disclosure is directed to an electrical connector having an insulative seat, a first terminal group and a second terminal group. The first terminal group has first terminals embedded in the insulative seat, the first terminals are separated from each other, and each first terminal has a first wiring end. The second terminal group is separated from the first terminal group, the second terminal group has second terminals embedded in the insulative seat and a connecting strip, each second terminal has a second wiring end, wherein the first terminals and the second terminals are arranged on the same reference plane, the first terminals and the second terminals protrude from one side of the insulative seat, and the second terminals are bent to deviate from the reference plane, and the connecting strip is connected with the second terminals so that the second terminals are electrically connected with each other.

Description

electrical connector

The invention relates to an electrical connector, in which some terminals are connected in series with connecting strips, making it easy to manufacture and assemble.

A general electrical connector usually includes a plurality of terminals. The terminals are generally long strips of metal. The terminals are spaced apart and arranged in an insulator and each other. Each terminal is defined for a specific purpose, such as power supply, signal transmission, or grounding. And each terminal is soldered with wires corresponding to the corresponding purpose. Some of the wires have a shielding metal layer, and the wires are welded to terminals for corresponding purposes. In order to ground the shielding metal layer, ground terminals are generally arranged on one side of the terminal, and pins are extended sideways from the ground terminals to overlap the shielding metal. layer.

When manufacturing an electrical connector, the terminals need to be placed into the insulator mold one by one. Due to the large number of terminals, each terminal needs to be positioned one by one, making the process quite complicated. In addition, the wires are not easy to solder.

In view of this, the inventor has devoted himself to research on the above-mentioned existing technology and cooperated with the application of academic theory to try his best to solve the above-mentioned problems, which has become the goal of the inventor's improvement.

The present invention provides an electrical connector that is easy to manufacture and assemble.

The invention provides an electrical connector, which includes an insulating base, a first terminal group and a second terminal group. The first terminal group includes a plurality of first terminals embedded in the insulating seat. The first terminals are separately arranged and each first terminal has a first terminal. The second terminal group is configured separately from the first terminal group. The second terminal group includes a plurality of second terminals embedded in the insulating seat and a connecting strip. Each second terminal has a second terminal, wherein the first terminals and the second terminals are arranged on the same reference plane, the first terminals and the second terminals pass out of the insulating seat from one side of the insulating seat, and each second terminal is bent away from the reference plane, and the connecting tape Connect the second terminals and electrically connect the second terminals.

In the electrical connector of the present invention, the first terminal and the second terminal are spaced apart and parallel to each other. The first terminal and the second terminal are arranged alternately.

In the electrical connector of the present invention, each first terminal is configured with a connecting strip. The connecting strip is offset to one side of the reference plane. The connecting strip is connected in series to the second terminal. The connecting strip electrically connects the second terminals to the same potential. Connect the live connection to ground.

The electrical connector of the present invention further includes a conductive wire material. The conductive wire material includes a conductive wire core, an insulating layer covering the conductive wire core, and a conductive layer covering the insulating layer. The conductive wire core protrudes from one end of the conductive wire material to insulate it. layer and weld the first terminal, and the conductive layer welds the connecting strip.

In the electrical connector of the present invention, when the conductive wire is welded to the first terminal and the second terminal respectively, the conductive wire can be placed across the connecting strip and contact the first terminal to facilitate welding. Moreover, the connecting tape can be the material head of the second terminal material strip. The second terminal can be stamped and manufactured in batches, and a section of the material head can be intercepted to become the connecting tape, and the second terminal can be placed in the mold of the insulating seat in batches, and each The second terminal also does not need to be provided with additional lateral pins for bridging the conductive wire.

100:Insulation seat

101:Terminal slot

201:Reference plane

202:Perforation

210: First terminal group

211: First terminal

211a: First terminal

220: Second terminal group

221: Second terminal

221a: Second terminal

222:Connecting belt

300: Conductive wire

310:Conductive wire core

320:Insulation layer

330: Conductive layer

FIG. 1 is a schematic three-dimensional view of an electrical connector according to a preferred embodiment of the present invention.

2 to 4 are three-dimensional exploded schematic views of the electrical connector according to the preferred embodiment of the present invention.

5 to 8 are schematic diagrams of the configuration of the first terminal group and the second terminal group in the electrical connector according to the preferred embodiment of the present invention.

9 and 10 are longitudinal cross-sectional views of the electrical connector according to the preferred embodiment of the present invention.

11 and 12 are schematic diagrams of variations of the electrical connector according to the preferred embodiment of the present invention.

Referring to FIGS. 1 to 4 , a preferred embodiment of the present invention provides an electrical connector, which includes at least one insulating base 100 and corresponding at least one first terminal group 210 and at least one second terminal embedded in the insulating base 100 . Group 220. The insulating seat 100 is a flat body made of plastic. In this embodiment, two symmetrically arranged insulating seats 100 are preferably provided, but the number of the insulating seats 100 is not limited in the present invention. Each insulating seat 100 is respectively embedded with a corresponding set of first terminal groups 210 and two sets of second terminal groups 220. However, the present invention is not limited to the first terminal group 210 and the second terminal group 220 in each insulating seat 100. quantity. In the following description, only one of the insulating seats 100 and its corresponding first terminal group 210 and second terminal group 220 will be described as an example.

Referring to FIGS. 4 to 7 , the first terminal group 210 includes a plurality of first terminals 211 . The first terminals 211 are embedded in the insulating base 100 . The first terminals 211 are separately arranged and insulated from each other, and each first terminal 211 each has a first terminal 211a, and the first terminals 211a penetrate the insulating seat 100 from one side of the insulating seat 100.

The second terminal group 220 includes a plurality of second terminals 221 and a connecting strap 222. The second terminals 221 are embedded in the insulating base 100. The connecting strap 222 connects the second terminals 221 in series and connects the third terminals 221. The two terminals 221 are electrically connected. The connecting strap 222 electrically connects the second terminals 221 to the same potential. Specifically, the connecting strap 222 can be electrically connected to a grounding point (not shown) to ground the second terminals 221 . The present invention is not limited to the form of the grounding point. The electrical connector can be provided with a metal shell (not shown) as the grounding point and the connecting strip 222 can contact the metal shell to be grounded. The connecting strip 222 can also be welded to other grounding points (such as circuit board) and grounded.

The second terminal group 220 and the first terminal group 210 are arranged separately and insulated from each other. Specifically, as shown in FIG. 5 , FIG. 7 and FIG. 8 , the first terminals 211 and the second terminals 221 are arranged on the same reference plane 201 , and the first terminals 211 and the second terminals are 221 are spaced side by side and parallel to each other, and the first terminals 211 and the second terminals 221 are arranged in an interspersed manner. Referring to FIGS. 4 and 5 , each second terminal 221 has a second terminal 221 a , and the first terminals 211 a and the second terminals 221 a penetrate the insulating seat 100 from one side of the insulating seat 100 . Referring to Figures 4 to 5 and Figures 9 to 10, each second terminal 221a is bent and deviated from the aforementioned reference plane 201, and the connecting strap 222 connects the second terminals 221a and connects the second terminals 221 in series. Thereby, the connecting strap 222 is offset to one side of the reference plane 201 so as to be offset from the extension line of the first terminal 211a on the reference plane 201 . Furthermore, each first terminal 211a extends adjacent to the connecting strip 222 but does not exceed the connecting strip 222 .

The present invention does not limit the direction in which the connecting belt 222 deviates from the reference plane 201. For example, as shown in FIGS. 11 and 12 , the connecting belt 222 can also be shifted to the other side of the reference plane 201.

Referring to Figures 4 to 5 and Figures 9 to 10, the electrical connector of the present invention further includes at least one conductive wire 300. The number of the conductive wire 300 corresponds to the number of the first terminals 211 and the second terminals 221. The present invention does not This is the limit. Generally speaking, the first terminal 211 is used for transmitting power or signals, and the second terminal 221 is used for grounding. The number of the first terminal 211 and the second terminal 221 may not be equal. Each conductive wire 300 includes a conductive core 310, an insulating layer 320 covering the conductive core 310, and an insulating layer 320. Conductive layer 330, conductive wire 300 may be covered with an insulating outer layer. Each conductive wire 300 is welded to a corresponding first terminal 211 and a second terminal 221 respectively. Specifically, during welding, the insulating outer layer of one end of the conductive wire 300 is first peeled off so that the conductive wire core 310 and the conductive layer 330 are partially exposed. The conductive wire core 310 protrudes from the insulating layer 320 from this end of the conductive wire 300 and is welded first. The terminal 211a and the exposed part of the conductive layer 330 are placed across the connecting strap 222 and the connecting strap 222 is welded. The conductive layer 330 is generally used to shield the conductive core 310 to avoid electromagnetic interference, so generally the connecting strip 222 is grounded and each conductive layer 330 is grounded.

Referring to Figures 4 to 5 and Figures 9 to 10, the insulating seat 100 is preferably formed with a plurality of terminal slots 101, and each first terminal 211a is respectively accommodated in the corresponding terminal slot 101 and exposed, thereby limiting the solder. to facilitate welding on each first terminal 211a. The connecting strip 222 is provided with a through hole 202 corresponding to the exposed portion of the conductive layer 330 of each conductive wire 300. The solder is limited in the through hole 202 to facilitate soldering of the conductive layer 330.

To sum up, when welding the conductive wire 300 to the first terminal 211 and the second terminal 221 respectively, the conductive wire 300 can be placed across the connecting strip 222 and contact the first terminal 211a to facilitate welding. Moreover, the connecting strip 222 can be the material head of the second terminal 221 material strip. The second terminal 221 can be stamped and manufactured in batches, and a section of the material head can be cut off to become the connecting strip 222 . The second terminals 221 can be placed into the mold of the insulating base 100 in batches, and there is no need for positioning between the second terminals 221 . Therefore, it is not necessary to cut each second terminal 221 from the material head one by one and then place it into the mold respectively as in the prior art, and each second terminal 221 does not need to be provided with lateral pins to bridge the conductive wire 300 .

The above descriptions are only preferred embodiments of the present invention and are not intended to limit the patent scope of the present invention. Other equivalent changes that apply the patent spirit of the present invention shall all fall within the patent scope of the present invention.

100:Insulation seat

202:Perforation

211: First terminal

211a: First terminal

221: Second terminal

221a: Second terminal

222:Connecting belt

300: Conductive wire

310:Conductive wire core

320:Insulation layer

330: Conductive layer

Claims (8)

An electrical connector, including: an insulating seat; a first terminal group, including a plurality of first terminals embedded in the insulating seat, the first terminals are separately arranged and each first terminal has a first terminal ; A second terminal group, configured separately from the first terminal group, the second terminal group includes a plurality of second terminals embedded in the insulating seat and a connecting strip, each second terminal has a second terminal , wherein the first terminals and the second terminals are arranged on the same reference plane, the first terminals and the second terminals pass through the insulating seat from one side of the insulating seat and each of the second The terminals are bent away from the reference plane, the connection straps connect the second terminals and electrically connect the second terminals; and a plurality of conductive wire materials, each of the conductive wire materials includes a conductive wire core, covering the conductive wire An insulating layer of the wire core and a conductive layer covering the insulating layer, wherein in each of the conductive wire materials, the conductive wire core protrudes from the insulating layer from one end of the conductive wire material and the first terminal is welded, the The conductive layer is welded to the connection strip; the connection strip is provided with a plurality of perforations, the perforations are respectively arranged corresponding to the exposed parts of the conductive layer, and the exposed parts of the conductive layer are respectively welded to the corresponding perforations. The electrical connector according to claim 1, wherein the first terminals and the second terminals are spaced apart and parallel to each other. The electrical connector according to claim 2, wherein the first terminals and the second terminals are arranged in an interleaved manner. The electrical connector of claim 1, wherein each first terminal is disposed adjacent to the connecting strip. The electrical connector of claim 1, wherein the connecting strip is offset to one side of the reference plane. The electrical connector as claimed in claim 1, wherein the connecting strip connects the second terminals in series. The electrical connector of claim 1, wherein the connecting strap electrically connects the second terminals to the same potential. The electrical connector as claimed in claim 1, wherein the connection is electrically connected to a ground.