TWI424628B - Electrical connector and method of making the same - Google Patents

Description

Electrical connector and electrical connector manufacturing method

The present invention relates to a method of manufacturing an electrical connector and an electrical connector, and more particularly to an electrical connector having a shielded housing and a method of fabricating the electrical connector.

The Chinese Patent No. 99225469.8 discloses an electrical connector having a shielding housing, the electrical connector comprising an insulating body having a receiving space, a plurality of terminals fixed on the insulating body, and a shielding shell covering the outside of the insulating body. The terminal extends into the receiving space for electrical contact with the terminal of the mating plug. The shielding case includes a top wall covering the insulating body, two side walls covering the two sides of the insulating body, and a rear wall covering the rear of the insulating body. When the shielding shell is assembled with the insulating body, the rear wall of the shielding shell is flush with the top wall, so that the insulating body can be assembled into the shielding shell from the rear side. After the insulating body is assembled, the rear wall of the shielding shell is bent downward. Covered on the back side of the insulative body. It can be seen that after the insulating body assembly is installed in the shielding shell, it is also necessary to use a tool to bend the rear wall of the shielding shell, thereby increasing the process and occupying the machine table.

The technical problem to be solved by the present invention is to provide an electrical connector that can reduce the assembly process.

In order to solve the above problems, the present invention adopts the following technical solution: an electrical connector includes an insulative housing, a plurality of terminals assembled in the insulative housing, and a shielding housing that is rotationally assembled to cover the insulative housing; the insulative housing includes a first wall a second wall and a third wall, the first wall is opposite to the second wall, and a receiving space having an insertion opening is formed between the two walls, the third wall is located between the first wall and the second wall, and the third wall is disposed a first stop portion adjacent to the insertion end, the first wall and the second wall respectively provided with a first stop, a second stop and a second stop adjacent to the insertion end, the first stop on the first wall, the first The second blocks respectively have a connecting portion connected to the first wall, and the first block and the second block on the second wall respectively have a connecting portion connected to the second wall; the shielding case comprises a cover on the third wall a top plate portion and two wing portions respectively covering the first wall and the second wall, each wing portion being provided with a protruding portion on a lower side of the second blocking portion, a first notch located below the protruding portion, and a distance away from the insertion end a second gap, the connection portion of the first block is located at the first defect , The connecting portion of the second stopper in the second notch.

Compared with the prior art, the present invention has the following effects: the insulative housing has a second blocking portion, a first blocking block, and a second blocking block, and the shielding housing is provided with a protruding portion, a first notch and a second notch, and the shielding housing After the assembly, the protruding portion is located below the second blocking portion, and the connecting portion of the first blocking block and the connecting portion of the second blocking block are respectively located in the first and second notches, so that the shielding housing can be positioned after assembly, and no subsequent process is needed. .

The present invention can also adopt the following technical solution: an electrical connector includes an insulative housing, a terminal fixed on the insulative housing, and a shielding housing that is rotatably assembled on the insulative housing; the insulative housing is provided with a front end surface and at least one side wall, and Forming a receiving space, the shielding shell has a top plate portion covering the outer side of the insulating body And a wing portion disposed on two sides of the top plate portion; a front end of the insulating body is provided with a second blocking portion, and a sidewall of the insulating body is provided with first and second stops, and the shielding shell is provided with a second a protruding portion between the blocking portion and the first stopper protruding toward the front edge of the shielding shell and a convex portion protruding downward, and the convex portion is caught between the first stopper and the second stopper.

Compared with the prior art, the present invention has the following effects: the insulative housing has a second blocking portion, a first blocking block, and a second blocking block, and the shielding housing is disposed between the second blocking portion and the first blocking block. The protruding portion protruding toward the front edge of the shielding shell and the convex portion protruding downward and holding between the first stopper and the second stopper, so that the shielding shell can be positioned after assembly, and no subsequent process is required.

The present invention further provides a method of manufacturing an electrical connector that can reduce an assembly process.

The technical solution adopted is as follows: a manufacturing method of an electrical connector, comprising the following steps: (1) providing an insulating body having an insertion port, a terminal, and a shielding case; wherein the insulating body has a first wall, a second wall, and a connection a third wall of the first wall and the second wall, the third wall is provided with a first blocking portion adjacent to the insertion opening; the shielding shell has a top plate portion and two wing portions; (2) the terminal is assembled in the insulating body; and (3) the shielding shell The front end of the top plate portion of the body is inclined to abut against the first blocking portion of the insulating body, and then the rear end of the top plate portion is rotated downward to mount the shielding case on the insulating body. At this time, the top plate portion of the shielding case is covered by the insulation. On the third wall of the body, the two wings respectively cover the first wall and the second wall of the insulating body to form a holding position.

The manufacturing method of the electrical connector of the present invention has the following effects: the shielding shell is assembled on the insulating body to form a holding position, and no subsequent process is required.

1‧‧‧Insulating body

10‧‧‧ accommodating space

100‧‧‧ insertion port

11‧‧‧ first wall

110‧‧‧ Groove

111‧‧‧second stop

1111‧‧ Wide section

1112‧‧‧narrow

112‧‧‧First stop

1121, 1131 ‧ ‧ Connections

1122, 1132‧‧‧ slit

113‧‧‧second stop

12‧‧‧ second wall

13‧‧‧ Third Wall

131‧‧‧First stop

132‧‧‧ channel

14‧‧‧ fourth wall

2‧‧‧ terminals

3‧‧‧Shaded housing

31‧‧‧ top board

32‧‧‧ wing

321‧‧‧Protruding

322‧‧‧Shrap

323‧‧‧Weld Department

324‧‧‧ first gap

325‧‧‧ second gap

Figure 1 is a perspective assembled view of the electrical connector of the present invention.

Figure 2 is a partially exploded view of the electrical connector of the present invention.

Figure 3 is a partially exploded view of another angle of the electrical connector of the present invention.

Figure 4 is a schematic view of a state during assembly of the electrical connector of the present invention.

Referring to FIGS. 1 to 3 , the electrical connector of the present invention includes an insulative housing 1 , a plurality of terminals 2 mounted in the insulative housing 1 , and a shielding housing 3 covering the insulative housing 1 .

Referring to FIG. 2, the insulative housing 1 includes a first wall 11, a second wall 12, a third wall 13, and a fourth wall 14. The first wall 11 is disposed opposite to the second wall 12, and the third wall 13 and the fourth wall 14 relative settings. A receiving space 10 is formed between the first wall 11 and the second wall 12, and the third wall 13 and the fourth wall 14 are connected to the first wall 11 and the second wall 12, respectively. The accommodating space 10 has an insertion port 100 for plugging a docking plug. The terminal 2 protrudes into the receiving space 10 to be electrically connected to the mating plug.

Continuing to refer to FIG. 2 , the third wall 13 is provided with a first blocking portion 131 near the end of the insertion opening 100 and a channel 132 located at the rear side of the first blocking portion 131 and extending forwardly and vertically through the third wall 13 due to the channel 132 passes through the third wall 13 forward, so the first stopper 131 is divided into left and right portions. The channel 132 is used to pass the protruding portion of the docking plug. The first wall 11 is provided with a second blocking portion 111 located near the end of the insertion opening 100 The second blocking portion 111 is a stepped upper and lower narrow step, and includes a wide portion 1111 and a narrow portion 1112, wherein the wide portion 1111 is connected to the first blocking portion 131. The first wall 11 is further provided with a first stopper 112 close to the second stopper 111 and a second stopper 113 located at the rear side of the first stopper. Referring to FIG. 3 , the first block 112 and the second block 113 are both partially connected to the first wall 11 , and the front side of the first block 112 is connected to the first wall 11 to form a connection portion of the first block 112 . 1121, the rear side of the connecting portion 1121 is a slit 1122; the lower side portion of the second stopper 113 is connected to the first wall 11 to form a connecting portion 1131 of the second stopper 113, and the upper side of the connecting portion 1131 is a slit 1132. The rear end of the first wall 11 and the end away from the insertion opening 100 are provided with a recess 110 for later use.

In the present embodiment, the second wall 12 is symmetrically disposed with the first wall 11, and the second wall 12 has a second stop 111, a first stop 112, and a second stop 113, as provided on the first wall 11. And the groove 110, the structures of the above are the same, and therefore will not be described again.

Referring to FIGS. 2 and 3, the shielding housing 3 includes two wing portions 32 extending downward from both sides of the top plate portion 31 and the top plate portion 31, and the front side of each wing portion 32 is provided with a forwardly extending protrusion. 321 . The elastic piece 322 corresponding to the groove 110 on the first wall 11 . A lower portion of each wing portion 32 is bent to extend a welded portion 323 for soldering to a circuit board (not shown). The wing portion 32 defines a first notch 324 located below the protruding portion 321 and a second notch 325 located at a lower edge of the rear end of the wing portion 32. The two wings 32 are symmetrically arranged and have the same structure.

Referring to FIG. 4, when the shielding case 3 is assembled, the front end of the shielding case 3 is inclined downward toward the rear end, and the front edge of the top plate portion 31 abuts against the first wall 13 The two wings 32 are respectively located on the two sides of the first wall 11 and the second wall 12, and then the rear end of the shielding shell 3 is rotated downward until the protruding portion 321 is located at the wide portion 1111 of the second blocking portion 111. The connecting portion 1121 of the first block 112 is located in the first notch 324 , and the connecting portion 1131 of the second block 113 is located in the second notch 325 , and the elastic piece 322 is locked in the groove 110 . After the installation is completed, as shown in the first figure, the top plate portion 31 is covered on the third wall 13, and the two wing portions 32 are respectively covered on the first wall 11 and the second wall 12. At this time, the width of the second blocking portion 111 is wide. The portion 1111 is located above the protruding portion 321 , the front end of the shielding shell 3 cannot move upward, the elastic piece 322 is locked in the groove 110 , and the rear end of the shielding shell 3 cannot move upward, and the connecting portion 1121 of the first stopper 112 The first blocking portion 131 prevents the shielding housing 3 from moving forward, and the connecting portion 1131 of the second stopper 113 prevents the shielding housing 3 from moving backward, so that the shielding housing has been positioned and is not easily moved. The shielding housing portion between the first stopper 112 and the second stopper 113 is referred to as a convex portion, that is, the convex portion is held between the first stopper 112 and the second stopper 113. The shielding shell 3 is positioned after assembly, no need for subsequent processes, saving manufacturing time, and the rotating assembly can be artificially manufactured without the need for a machine, thereby saving cost.

In summary, the present invention has met the requirements of the invention patent, and has filed a patent application according to law. However, the above-mentioned embodiments are merely preferred embodiments of the present invention, and the scope of the present invention is not limited to the foregoing embodiments, and those skilled in the art will be able to make equivalent modifications or variations in accordance with the spirit of the present invention. It should be covered by the following patent application.

1111‧‧ Wide section

112‧‧‧First stop

113‧‧‧second stop

131‧‧‧First stop

31‧‧‧ top board

32‧‧‧ wing

321‧‧‧Protruding

322‧‧‧Shrap

322‧‧‧Shrap

324‧‧‧ first gap

325‧‧‧ second gap

Claims (10)

An electrical connector includes: an insulative housing comprising a first wall, a second wall and a third wall, the first wall being disposed opposite to the second wall, the receiving space forming the insertion opening between the two walls, the third wall Located between the first wall and the second wall; the plurality of terminals are assembled in the insulative housing; the shielding shell is covered on the insulative housing; wherein the third wall is provided with a first stop adjacent to the insertion end The first wall and the second wall are respectively provided with a first block, a second block and a second stop adjacent to the insertion end, and the first block and the second block on the first wall respectively have a first wall a connecting portion, the first block and the second block on the second wall respectively have a connecting portion connected to the second wall; the shielding case includes a top plate portion covering the third wall and respectively covering the a wing portion on one wall and a second wall, each wing portion is provided with a protrusion portion located on a lower side of the second blocking portion, a first notch located below the protruding portion, and a second notch located at a lower edge of the wing portion, the first The connecting portion of the stopper is located in the first notch, and the connecting portion of the second blocking is located in the second notch. The electrical connector of claim 1, wherein the first wall and the second wall are respectively provided with a groove away from the insertion end, and each wing of the shielding case is provided with a buckle and a groove. shrapnel. The electrical connector of claim 1, wherein the third wall is provided with a channel extending through the upper and lower sides. The electrical connector of claim 1, wherein each of the wings is provided with a weld between the first stop and the second stop. The electrical connector of claim 1, wherein the first stop The connecting portion is located near the insertion port side, and the rear side of the connecting portion of the first stopper is provided with a slit. The electrical connector of claim 1, wherein the connecting portion of the second block is a lower portion of the second block, and the upper portion of the connecting portion of the second block is provided with a slit. An electrical connector includes: an insulative housing having a front end surface and at least one side wall, and constituting a receiving space; the terminal is fixed on the insulating body; and the shielding shell is screw-fitted on the insulating body, the shielding shell The body has a top plate portion covering the outer side of the insulating body and a wing portion disposed on both sides of the top plate portion; wherein: the front edge of the side wall of the insulating body is provided with a second blocking portion, and the side wall of the insulating body is provided with the first and the second a second blocking block, the shielding housing is provided with a protruding portion that is held between the second blocking portion and the first blocking block and protrudes toward the front edge of the shielding housing, and a convex portion that protrudes downward, and the convex portion The card is held between the first block and the second block. The electrical connector of claim 7, wherein the insulative housing comprises a first wall, a second wall and two side walls, and a third wall between the two walls, the front edge of the third wall is provided The first stop. An electrical connector manufacturing method includes the following steps: (1) providing an insulative housing having an insertion port, a terminal, and a shielding housing; wherein the insulative housing has a first wall, a second wall, and a first wall and a second wall a third wall, the third wall is provided with a first stop portion adjacent to the insertion port; the shielding case has a top plate portion and two wing portions; (2) the terminal is assembled in the insulative body; and (3) the front end portion of the top plate portion of the shielding case is inclinedly abutted On the first stop of the insulative housing, and then rotating the rear end of the top plate portion downward to mount the shielding case on the insulation In this case, the top plate portion of the shielding shell is covered on the third wall of the insulating body, and the two wing portions respectively cover the first wall and the second wall of the insulating body to form a holding position. The method of manufacturing the electrical connector of claim 9, wherein the first wall and the second wall are respectively provided with a second blocking portion adjacent to the insertion port end, and a first stopper and a second stopper disposed front and rear. Each of the wings has a protrusion protruding forwardly, and the protrusion after rotation is located between the second block and the first block, and the wing is clamped to the first block and the second block between.