TWI514691B - Electrical connector,electrical connector assembly and method of making the same - Google Patents

Description

Electrical connector, electrical connector assembly and assembly method thereof

The present invention relates to an electrical connector, an electrical connector assembly, and a method of assembling the same, and more particularly to a positioning structure design of a conductive terminal and a circuit board of the electrical connector.

An electrical connector is disclosed in the Chinese Patent Publication No. CN201498790, which is incorporated herein by reference. The electrical connector includes an insulative housing, a plurality of electrically conductive terminals mounted in the insulative housing, and a mounting surface disposed on the insulative housing. The conductive terminal includes a grounding terminal electrically connected and extending from the mounting surface, and the grounding terminals are solderable to a sub-board.

Such a design is likely to cause the terminal to be inserted and the skew caused by the fixture and human factors during the manufacturing process. Therefore, it is necessary to provide a structural design that is more secure, more stable, and has a higher product yield between the conductive terminals and the circuit board.

The technical problem to be solved by the present invention is to provide an electrical connector that achieves a more stable positioning between the conductive terminals of the electrical connector and the circuit board.

In order to solve the above technical problem, the present invention can adopt the following technical solution: an electrical connector that can be mounted on a circuit board, the circuit board is provided with a plurality of conductive holes, and the electrical connector includes an insulating body and is mounted on the insulation The terminal module of the body, the insulating body is provided with a mounting surface mounted on the circuit board, and the terminal module comprises a plurality of conductive ends The conductive terminals are provided with a pin end electrically connected to the conductive hole and extending out of the mounting surface, the pin end is provided with a pinhole portion, and the electrical connector further comprises a holding piece provided with a plurality of through holes The pin end is received in the through hole of the holding piece, and the pin eye portion includes one end adjacent to the circuit board and the other end away from the circuit board. When the electrical connector is not mounted on the circuit board, the holding piece is disposed close to At one end of the circuit board, when the electrical connector is mounted on the circuit board, the holding piece can be forced to move through the eye portion to the other end of the eye portion.

Compared with the prior art, the present invention is provided with a holding piece, and the pin end of the conductive terminal is provided with a pin eye portion elastically matched with the holding piece, so that the design solves the problem that the conductive terminal cannot be inserted when the circuit board is connected with the circuit board. The positioning is more stable and the product qualification rate is higher.

The specific structure is as follows: the insulative housing is provided with a plurality of forward openings for the mating connector to be inserted into the mating socket, the mounting surface is disposed toward the circuit board, and the plane of the mating socket is perpendicular to the mounting surface.

The holding piece is disposed in parallel between the mounting surface and the circuit board, and the pin end of the conductive terminal extends perpendicular to the holding piece.

The insulative housing includes a positioning post that is mountable to the circuit board from a direction that protrudes toward the circuit board.

The pinhole portion is elastically interference-fitted with the conductive hole.

The technical problem to be solved by the present invention is to provide an electrical connector assembly that achieves a more stable positioning between the conductive terminals of the electrical connector assembly and the circuit board.

In order to solve the above technical problem, the present invention may also adopt the following technical solution: an electrical connector assembly including a circuit board and an electrical connector mounted on the circuit board, the circuit board being provided with a plurality of conductive holes, the electrical connection The device includes an insulative housing and a terminal module mounted in the insulative housing. The insulative housing is provided with a mounting surface mounted on the circuit board. The terminal module includes a plurality of conductive terminals, and the conductive terminals are electrically connected to the conductive holes. The pin is connected to the pin end of the mounting surface, and the pin end is provided with a pinhole portion. The electrical connector further includes a holding piece provided with a plurality of through holes, and the pin end is received in the through hole of the holding piece. The pinhole portion includes one end adjacent to the circuit board and the other end away from the circuit board. When the electrical connector is not mounted on the circuit board, the holding piece is disposed near one end of the circuit board, and when the electrical connector is mounted to the circuit board In the upper case, the holding piece can be forced to move through the eye portion to the other end of the eye portion.

Compared with the prior art, the present invention is provided with a holding piece, and the pin end of the conductive terminal is provided with a pin eye portion elastically matched with the holding piece, so that the design solves the problem that the terminal can not be inserted when the circuit board is connected, and the positioning is solved. More stable, the product qualification rate is also higher.

The specific implementation is as follows: the holding piece is disposed in parallel between the mounting surface and the circuit board, and the pin end of the conductive terminal extends perpendicular to the holding piece.

The pinhole portion is elastically interference-fitted with the conductive hole.

The technical problem to be solved by the present invention is to provide a method for assembling an electrical connector assembly, which achieves a more stable positioning between the conductive terminals on the electrical connector and the circuit board.

In order to solve the above technical problem, the present invention may also adopt the following technical solution: an assembly method of an electrical connector assembly, the assembly method comprising the steps of: providing a circuit board, the circuit board being provided with a plurality of conductive holes; An electrical connector is provided, the electrical connector is provided with a terminal module and a mounting surface facing the circuit board, the terminal module includes a plurality of conductive terminals, and the conductive terminals include a pin end electrically connectable to the circuit board The pin end is provided with a pinhole portion, and the pin eye portion is provided with one end close to the circuit board and the other end away from the circuit board; a holding piece is provided, and the holding piece is provided with a plurality of pins and the pin end a through hole of the matching terminal; the pin end of the conductive terminal is inserted into the through hole of the holding piece, so that the holding piece is disposed at one end of the pin eye near the circuit board; and the holding piece is forced to move through the eye part by the external force pressing To the other end of the eye.

Compared with the prior art, the present invention is provided with a holding piece, and the pin end of the conductive terminal is provided with a pin eye portion elastically matched with the holding piece, so that the design solves the problem that the conductive terminal cannot be inserted when the circuit board is connected with the circuit board. The positioning is more stable and the product qualification rate is higher.

The specific implementation is as follows: the holding piece is disposed in parallel between the mounting surface and the circuit board, and the pin end of the conductive terminal extends perpendicular to the holding piece.

The design will be described in detail below with reference to the drawings.

10‧‧‧Electrical connector

12‧‧‧Installation surface

14‧‧‧Positioning column

200‧‧‧Insulated body

22‧‧‧ docking socket

24‧‧‧ docking

300‧‧‧ holding piece

301‧‧‧through hole

400‧‧‧Terminal Module

401‧‧‧ positioning parts

403‧‧‧Electrical terminals

405‧‧‧ pin end

407‧‧‧ Eyes

4071‧‧‧End

4073‧‧‧The other end

500‧‧‧mask housing

501‧‧‧ front mask housing

503‧‧‧ rear mask housing

The first figure is a perspective view of an electrical connector in accordance with the present invention.

The second figure is a perspective view of another perspective view of the electrical connector shown in the first figure.

The third figure is an exploded view of the electrical connector shown in the second figure.

The fourth figure is a perspective view of the terminal module of the electrical connector shown in the first figure.

The fifth figure is an exploded view of the terminal module of the electrical connector shown in the fourth figure.

The sixth drawing is a partially exploded view of the terminal module shown in the fifth figure.

Figure 7 is a cross-sectional view of the electrical connector shown in the first figure taken along the line VII-VII.

The eighth drawing is a cross-sectional view of the retaining piece of the electrical connector shown in the first figure after being mounted to the circuit board in the direction of VII-VII.

Referring to the first to fourth figures, the present invention discloses an electrical connector assembly including a circuit board (not shown) and an electrical connector 10 mounted on the circuit board, the electrical connector 10 including The insulative housing 200 of the plurality of mating sockets 22, the terminal module 400 mounted in the insulative housing 200, and the mask housing 500 wrapped around the insulative housing 200, the mask housing 500 includes a covering body 200 Front cover housing 501 and rear cover housing 503.

The insulative housing 200 is provided with a plurality of forward openings for the mating connector (not shown) to be mated with the mating socket 22 and the mounting surface 12 mounted on the circuit board, wherein the plane of the mating socket 22 is the abutting surface 24, The abutting surface 24 is perpendicular to the mounting surface 12, and the mounting surface 12 of the insulative housing 200 is further provided with a plurality of positioning posts 14 that cooperate with the circuit board, so that the electrical connector 10 and the circuit board are more stably connected.

Referring to the fourth to eighth embodiments, the terminal module 400 of the electrical connector 10 further includes a positioning member 401 and a plurality of conductive terminals 403 embedded in the positioning member 401. The conductive terminal 403 can be connected to a conductive hole provided on the circuit board. (not shown) electrical connection, the conductive terminals 403 are provided with a pin end 405 extending from the mounting surface 12, the pin end 405 is provided with a pinhole portion 407, the pinhole portion 407 includes a close circuit One end of the board 4071 and far The other end of the circuit board is located at 4073. The circuit board is provided with a plurality of conductive holes, and the pinhole portion 407 is elastically interference-fitted with the conductive holes.

The electrical connector 10 further includes a holding piece 300 having a plurality of through holes 301. The holding piece 300 is in the shape of a plastic plate. The holding piece 300 is disposed in parallel between the mounting surface 12 and the circuit board, and the pin end 405 is received. It extends in the through hole 301 of the holding piece 300 and perpendicular to the holding piece 300. Referring to the seventh figure, when the electrical connector 10 is not mounted on the circuit board, the holding piece 300 is disposed at one end 4071 near the circuit board; refer to the eighth figure, when the electrical connector 10 is mounted on the circuit board, the holding The sheet 300 is forced to move through the eyelet portion 407 to the other end 4073 of the eyelet portion 407. The design solves the problem that the terminal which is easy to be generated when the conductive terminal is connected with the circuit board in the conventional technology can be inserted, and the defect rate of the product is reduced.

The assembly method of the foregoing electrical connector assembly mainly involves the following steps: providing a circuit board, the circuit board is provided with a plurality of conductive holes; providing an electrical connector 10, the electrical connector 10 is provided with a terminal module 400 and facing The mounting surface 12 of the circuit board, the terminal module 400 includes a plurality of conductive terminals 403, the conductive terminals 403 include a pin end 405 electrically connectable to the circuit board, and the pin end 405 is provided with a pinhole portion 407 The pinhole portion 407 is provided with an end portion 4071 adjacent to the circuit board and the other end 4073 away from the circuit board. A holding piece 300 is provided. The holding piece 300 is provided with a plurality of through holes 301 that cooperate with the pin end 405. The pin end 405 of the conductive terminal 403 is inserted into the through hole 301 of the holding piece 300, so that the holding piece 300 is disposed at one end 4071 of the pinhole portion 407 near the circuit board; the external force is pressed to force the holding piece 300 to pass through. The needle eye portion 407 moves to the eye portion The other end of the 4073.

The invention not only solves the problem that the conductive terminal 403 can not be inserted when it is connected with the circuit board, but also ensures the stability of the positioning structure and improves the yield of the product.

300‧‧‧ holding piece

407‧‧‧ Eyes

4071‧‧‧End

Claims (10)

An electrical connector that can be mounted on a circuit board having a plurality of conductive holes, the electrical connector comprising: an insulative housing, the insulative housing having a mounting surface mounted on the circuit board; a terminal module, The terminal module is assembled in the insulating body, and the terminal module includes: a plurality of conductive terminals, wherein the conductive terminals are provided with a pin end electrically connected to the conductive hole and extending out of the mounting surface, and the pin end is provided a pinhole portion; wherein the electrical connector further includes a holding piece provided with a plurality of through holes, the pin end being received in a through hole of the holding piece, the pin eye portion comprising: an end close to the circuit board, when electrically connected When the device is not mounted on the circuit board, the holding piece is disposed at one end of the circuit board; and away from the other end of the circuit board, when the electrical connector is mounted on the circuit board, the holding piece can be forced to move through the eye of the needle to The other end of the eye. The electrical connector of claim 1, wherein the insulative housing is provided with a plurality of forward openings for the mating connector to be mated with the mating socket, the mounting surface being disposed toward the circuit board, the docking jacks The plane in which it is located is perpendicular to the mounting surface. The electrical connector of claim 2, wherein the holding piece is disposed in parallel between the mounting surface and the circuit board, and the pin end of the conductive terminal extends perpendicular to the holding piece. The electrical connector of claim 2, wherein the insulative housing comprises a positioning post that protrudes toward the circuit board and is mountable to the circuit board. The electrical connector of claim 1, wherein the eyelet portion is elastically interference-fitted with the conductive hole. An electrical connector assembly comprising: a circuit board, the circuit board is provided with a plurality of conductive holes; the electrical connector is mounted on the circuit board, the electrical connector comprises: an insulating body, and the insulating body is provided on the circuit board The terminal module is assembled in the insulating body, and the terminal module includes: a plurality of conductive terminals, wherein the conductive terminals are electrically connected to the conductive holes and extend from the mounting surface a pin end portion, wherein the pin end portion is provided with a pinhole portion; wherein the electrical connector further comprises a holding piece provided with a plurality of through holes, the pin end portion being received in the through hole of the holding piece, wherein the pin eye portion comprises : near one end of the circuit board, when the electrical connector is not mounted on the circuit board, the holding piece is disposed near one end of the circuit board; and away from the other end of the circuit board, when the electrical connector is mounted on the circuit board, the holding piece It can be forced to move through the eye of the needle to the other end of the eye. The assembly of the electrical connector of claim 6, wherein the holding piece is disposed in parallel between the mounting surface and the circuit board, and the pin end of the conductive terminal extends perpendicular to the holding piece. The assembly of the electrical connector of claim 6, wherein the eyelet portion is elastically interference-fitted with the conductive hole. An assembly method of an electrical connector assembly, the assembly method comprising the steps of: providing a circuit board, the circuit board is provided with a plurality of conductive holes; providing an electrical connector, the electrical connector is provided with a terminal module and facing the circuit a mounting surface of the board, the terminal module includes a plurality of conductive terminals, the conductive terminals include a pin end electrically connectable to the circuit board, the pin end is provided with a pin eye portion, and the pin eye portion is provided Providing a holding piece, the holding piece is provided with a plurality of through holes that cooperate with the pin ends; and the pin end of the conductive terminal is inserted into the holding piece a hole, the holding piece is disposed at an end of the pinhole portion adjacent to the circuit board; By the external force pressing, the holding piece is forced to move through the eye portion to the other end of the eye portion. The method of assembling the electrical connector assembly of claim 9, wherein the holding piece is disposed in parallel between the mounting surface and the circuit board, and the pin end of the conductive terminal extends perpendicular to the holding piece.