CN203466310U - Cable connector - Google Patents

Abstract

A cable connector includes an insulating body, a conductive terminal accommodated in the insulating body, a built-in circuit board and a cable. The front end of the insulating body is recessed with a number of insertion holes and a number of fixing holes extending through the insulation body from the insertion holes to the rear. The conductive terminals include first and second terminal groups, the first and second terminal groups include first and second fixing parts fixed in the fixing holes, extending forward from the first and second fixing parts into the insertion holes The first and second contact parts inside and the first and second welding legs extending backward from the first and second fixing parts of the insulating body. The circuit board is provided with mounting holes through the front and back, and the surface of the circuit board is provided with metal welding sheets and metal connecting sheets. The first welding leg of the first terminal group is welded into the installation hole, the second welding leg of the second terminal group is welded with the welding piece, the cable is welded with the connecting piece, and the cable connector Able to fit into narrow application spaces.

Description

cable connector

technical field

The utility model relates to a cable connector, in particular to a cable connector suitable for narrow application spaces.

Background technique

Connectors have a wide range of applications, mainly used in 3C products. Corner cable connectors, as a product for data transmission, are playing an increasingly important role in people's work and life.

However, different application environments have different requirements for angled cable connectors. For example, in some application environments with relatively high space requirements, the requirements for the convenience of using angled cable connectors are usually relatively high. . The plug-in end of the cable connector in the traditional technology is in the same direction as the cable, which is extremely inconvenient if it is operated in a narrow application space.

Therefore, it is necessary to design a new cable connector to solve the above technical problems.

Utility model content

The purpose of the utility model is to provide a cable connector suitable for narrow application space.

In order to achieve the aforementioned purpose, the utility model adopts the following technical solution: a cable connector, which includes an insulating body, a number of conductive terminals accommodated in the insulating body, a built-in circuit board and cables, the front end of the insulating body is recessed A plurality of insertion holes and a plurality of fixing holes that pass through the insulating body backward from the insertion holes, the conductive terminals include first and second terminal groups, and the first terminal group includes first fixing parts fixed in the fixing holes, The first contact portion extending forward from the first fixing portion into the insertion hole and the first welding leg extending backward from the first fixing portion out of the insulating body, the second terminal group includes a first contact portion fixed in the fixing hole Two fixing parts, a second contact part extending forward from the second fixing part into the insertion hole, and a second welding leg extending out of the insulating body from the second fixing part, the circuit board is connected to the conductive terminal and the cable, so The circuit board is provided with mounting holes through the front and back, and the surface of the circuit board is provided with metal welding pieces and metal connecting pieces, the first welding foot is welded into the installation hole, and the second welding foot and the welding piece are welded together. The cables are welded together with the connecting piece.

As a further improvement of the present utility model, the first welding legs are arranged on the same horizontal plane.

As a further improvement of the present invention, the second welding legs are arranged on the same vertical plane, and the first welding legs are located above the second welding legs and spaced apart from each other.

As a further improvement of the present invention, the second welding leg is located behind the insulating body and protrudes downward beyond the insulating body.

As a further improvement of the present invention, the cable extends downwards out of the circuit board, and the connecting piece is provided on the front surface or the rear surface of the circuit board.

As a further improvement of the utility model, the socket holes include several upper and lower socket holes, the upper and lower socket holes are arranged in a row along the left and right directions, and are aligned up and down in pairs, and the fixed holes include several upper and lower socket holes The lower fixing holes, the upper and lower fixing holes are arranged in a row along the left and right direction, and the two are aligned up and down. The first contact part is accommodated in the upper insertion hole, the second contact part is accommodated in the lower insertion hole, and the first fixing part is fixed The second fixing part is fixed in the upper fixing hole, and the second fixing part is fixed in the lower fixing hole. the

As a further improvement of the present invention, the circuit board protrudes downward from the insulating body and the conductive terminals, and the connecting pieces are located below the welding pieces and are spaced apart from each other.

As a further improvement of the utility model, the cable is a flexible flat cable.

As a further improvement of the utility model, the circuit board is a printed circuit board or a flexible circuit board.

As a further improvement of the utility model, the cable connector also includes an insulating block overmolded on the outside of the circuit board to combine the insulating body, the conductive terminal, the circuit board and the cable together, and the cable is directed toward the An insulating block is extended downward.

The cable outlet direction of the cable connector of the utility model is perpendicular to the docking direction of the cable connector, so that the cable connector can be applied in a narrow application space, and the convenience of use of the cable connector is improved. In addition, the first 1. The second terminal group is respectively arranged on the two layers of the circuit board for wiring to avoid winding and via holes, thereby ensuring the stability of the high-frequency performance of the cable connector.

Description of drawings

Fig. 1 is a three-dimensional assembled view of the cable connector of the present invention.

Fig. 2 is a three-dimensional schematic view of the cable connector of the present invention after the insulation block is removed.

FIG. 3 is a schematic perspective view of another angle of FIG. 2 .

Fig. 4 is a three-dimensional exploded view of the cable connector of the present invention.

Fig. 5 is a three-dimensional exploded view of another angle of the cable connector of the present invention.

Detailed ways

Please refer to Figures 1 to 5, the cable connector 100 of the present invention conforms to the USB3.0 transmission association, which includes an insulating body 10, a number of conductive terminals 20 accommodated in the insulating body 10, a built-in circuit board 30, and an insulating block 40 and a flexible flat cable 50 , the circuit board 30 is connected to the conductive terminal 20 and the cable 50 , and the circuit board 30 can be a printed circuit board or a flexible circuit board.

The front end of the insulating body 10 is recessed with a number of upper and lower insertion holes 111, 112 for docking connectors (not shown) front and back, and a number of upper and lower insertion holes 111, 112 that pass through the insulating body 10 backward one by one. Fixing holes 121, 122. The upper and lower insertion holes 111, 112 are arranged in a row along the left and right directions, and are aligned up and down in pairs. The upper and lower fixing holes 121, 122 are also arranged in a row along the left and right directions, and are aligned up and down. The upper and lower insertion holes 111 , 112 form the insertion holes of the insulating body 10 , and the upper and lower fixing holes 121 , 122 form the fixing holes of the insulating body 10 .

The conductive terminal 20 includes first and second terminal groups 21, 22. The first terminal group 21 includes a first fixing portion 211 fixed in the upper fixing hole 121, and extends forward from the first fixing portion 211 into the upper insertion hole 111. A first contact portion (not shown) inside and a horizontal first soldering leg 213 extending backward from the first fixing portion 211 out of the insulating body 10 . The second terminal group 22 includes a second fixing part 221 fixed in the lower fixing hole 122, a second contact part (not marked) extending forward from the second fixing part 221 into the lower insertion hole 112, and The portion 221 is bent vertically downward to extend the second soldering leg 223 , and the second soldering leg 223 is located at the rear of the insulating body 10 and below the first soldering leg 213 and spaced apart one by one. When the cable connector 100 is docked with the docking connector, the docking terminals in the docking connector enter the insertion holes 111 and 112 to contact the first and second contact portions. The first welding feet 213 are arranged in the same horizontal plane, the second welding feet 223 are arranged in the same vertical plane, and the second welding feet 223 also protrude downward beyond the insulating body 10. The first and second welding feet 213, 223 are arranged vertically one by one.

The circuit board 30 is placed vertically, and protrudes downward from the insulating body 10 and the conductive terminals 20. The circuit board 30 includes opposite upper and lower ends 31, 32. They are arranged in a row along the left and right directions, and are welded together with the first welding feet 213 one by one. The front surface of the upper end 31 is arranged with several metal welding pieces 312 located in the mounting holes 311, the welding pieces 312 and the second welding feet 223 are welded together one by one, and the first and second terminal groups 31, 32 are respectively arranged on the circuit board 30. Wiring on two levels avoids winding and via holes, thereby ensuring the stability of the high-frequency performance of the cable connector 100 .

The front and rear surfaces of the lower end 32 of the circuit board 30 are respectively provided with a number of metal connecting pieces 322 arranged in a row along the left and right directions. The connecting pieces 322 are located below the welding piece 312 and are spaced apart from each other. Together, the cable 50 is electrically connected to the conductive terminal 20 through the circuit board 30 . The cables 50 lead out downwards, and the outgoing direction is perpendicular to the docking direction of the cable connector 100 , so that the cable connector 100 can be applied in a narrow application space, and the convenience of use of the cable connector is improved.

The flat shape of the cable 50 makes the assembly of the cable connector 100 easy and automatic, which greatly reduces man-hours and improves production efficiency. Using the circuit board 30 to connect the conductive terminals 20 and the cables 50 solves the problem that the arrangement order of the core wires in the cables 50 and the conductive terminals 20 is not consistent and needs to be readjusted.

The insulating block 40 is overmolded on the outside of the circuit board 30, and combines the insulating body 10, the conductive terminal 20, the circuit board 30, and the cable 50 together to provide the structural strength of the cable connector 100, and the cable 50 extends downward. Out insulating block 40.

Although preferred embodiments of the present invention have been disclosed for illustrative purposes, those skilled in the art will appreciate that, without departing from the scope and spirit of the present invention as disclosed by the appended claims, Various improvements, additions, and substitutions are possible.

Claims (10)

1. A cable connector, which includes an insulating body, a number of conductive terminals accommodated in the insulating body, a built-in circuit board and cables, and the front end of the insulating body is recessed with a number of insertion holes and rearward from the insertion holes. Through several fixing holes of the insulating body, the conductive terminal includes first and second terminal groups, the first terminal group includes a first fixing part fixed in the fixing hole, extending forward from the first fixing part into the socket The first contact part in the hole and the first welding leg extending backward from the first fixing part of the insulating body, the second terminal group includes a second fixing part fixed in the fixing hole, forward from the second fixing part The second contact portion extending into the insertion hole and the second welding leg extending out of the insulating body from the second fixing portion, the circuit board is connected to the conductive terminal and the cable, and it is characterized in that: the circuit board is provided with front and rear through The mounting hole, the surface of the circuit board is provided with a metal welding piece and a metal connecting piece, the first welding foot is welded into the mounting hole, the second welding foot is welded with the welding piece, and the cable is welded with the connecting piece together. 2. The cable connector according to claim 1, wherein the first welding legs are arranged on the same horizontal plane. 3. The cable connector according to claim 1, wherein the second soldering legs are arranged on the same vertical plane, and the first soldering legs are located above the second soldering legs and spaced apart from each other. 4. The cable connector according to claim 1, wherein the second welding pin is located behind the insulating body and protrudes downward beyond the insulating body. 5. The cable connector according to claim 1, wherein the cable extends downwards out of the circuit board, and the connecting piece is provided on the front surface or the rear surface of the circuit board. 6. The cable connector according to claim 1, wherein the socket holes include several upper and lower socket holes, and the upper and lower socket holes are arranged in a row along the left and right directions, and two pairs of up and down Alignment, the fixing holes include several upper and lower fixing holes, the upper and lower fixing holes are arranged in a row along the left and right directions, and are aligned up and down in pairs, the first contact part is accommodated in the upper insertion hole, and the second contact part is accommodated in the The lower insertion hole, the first fixing part is fixed to the upper fixing hole, and the second fixing part is fixed to the lower fixing hole. 7. The cable connector according to claim 1, wherein the circuit board protrudes downward from the insulating body and the conductive terminals, and the connecting piece is located below the welding piece and spaced apart from each other. 8. The cable connector according to any one of claims 1 to 7, wherein the cable is a flexible flat cable. 9. The cable connector according to claim 8, wherein the circuit board is a printed circuit board or a flexible circuit board. 10. The cable connector according to claim 9, characterized in that: the cable connector further comprises an insulating block overmolded on the outside of the circuit board, for connecting the insulating body, the conductive terminal, the circuit board, the wire The four are combined together, and the cables extend down out of the insulating block.

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