CN201887202U - Electric connector component - Google Patents

Abstract

An electrical connector assembly, which includes: a first connector, a second connector and a printed circuit board connecting the first connector and the second connector, the first conductive terminal, the second The conductive terminal is electrically connected to the printed circuit board, the first connector and the second connector are perpendicular to each other, and the electrical connector assembly also includes a cover covering the second connector and the printed circuit board. The insulating shell has an upper and lower surface opposite to each other and several side surfaces adjacent to the upper and lower surfaces, the upper surface is larger than the side surface, and the socket of the first connector protrudes out of the upper surface of the insulating shell, and the insertion port of the second connector is located on the side surface of the insulating shell. The utility model has the following beneficial effects: the connection between the first connector and the second connector is more stable, and the connector of the electrical connector assembly is not easy to loosen or fall off during use.

Description

Electrical Connector Assembly

【Technical field】

The utility model relates to an electrical connector assembly, in particular to an electrical connector assembly with a switching function.

【Background technique】

As a standard input/output interface, the Universal Serial Bus (USB) interface has been widely used in the design of many electronic devices. World-renowned computer and communication companies jointly established the USB Association (USB-IF), initially establishing the USB interface specification. USB can be used to connect peripheral devices: such as mice, keyboards, electronic notepads, gamepads, joysticks, scanners, digital cameras, printers, external storage devices, network memory, and more. For many devices such as scanners and digital cameras, USB has become the standard connection method. With the development of electrical connector components, a series of input/output interfaces such as Mini USB and USB2.0 have appeared.

On May 1, 2006, the Chinese Taiwan Announcement No. M290324 patent disclosed an electrical connector assembly, which included a USB female end, a female end body formed by a USB female end equipped with a female terminal, and a female end body jacket A female terminal shell, a USB male terminal and a circuit board are provided, and the two are assembled with the USB female terminal as a whole. Wherein, the USB male terminal has a plurality of male terminals and a male terminal body formed by arranging the male terminals, and a male terminal housing is arranged outside the male terminal body. The circuit board has a plurality of soldering pieces and a plurality of welding pieces that are electrically connected to each other, the plurality of female terminals of the USB female end are electrically connected to the soldering pieces, and the plurality of male terminals of the USB male end are connected to the plurality of soldering pieces. The soldering piece corresponds to electrical conduction.

The rear end of the male shell of the USB male end includes a square cavity for accommodating the circuit board. The circuit board is pressed into the square cavity of the male terminal, and the soldering piece of the circuit board presses upward against the soldering portion of the male terminal, and the two are welded together by manual spot welding. The insertion piece of the male end housing passes through the insertion groove of the female end housing and is inserted into the insertion groove of the female end body, and the protrusion of the insertion piece pushes downward against the wall surface where the insertion groove of the female end body is located. A layer of solder paste is welded on the part where the mating piece of the male end shell is in contact with the female end shell. Most of the components of the connector assembly are connected by welding, and no protective measures are taken for the welded part. In this way, during long-term use, the welded part will become loose or fall off, affecting the normal use of the user. .

Therefore, it is necessary to provide an electrical connector assembly to overcome the above-mentioned problems.

【Content of utility model】

The main purpose of the utility model is to provide a more robust electrical connector assembly.

In order to achieve the above object, the utility model can adopt the following technical solution: an electrical connector assembly, which includes: a first connector, a second connector and a printing plate connecting the first connector and the second connector; A circuit board, the first connector includes a first conductive terminal, a first insulating body for accommodating the first conductive terminal, and a first metal shell covering the first insulating body, and the second connector includes The second conductive terminal, the second insulating body for accommodating the second conductive terminal, and the second metal shell covering the second insulating body, the first conductive terminal, the second conductive terminal and the printed The circuit board is electrically connected, the first connector and the second connector are perpendicular to each other, the electrical connector assembly also includes an insulating shell covering the second connector and the printed circuit board, the The insulating shell has upper and lower surfaces opposite to each other and several side surfaces adjacent to the upper and lower surfaces, the upper surface is larger than the side surfaces, and the socket of the first connector protrudes out of the insulating shell. On the upper surface, the insertion port of the second connector is located on the side surface of the insulating shell.

Compared with the prior art, the utility model has the following beneficial effects: the connection between the first connector and the second connector is more stable; The connector assembly is securely connected to the laptop.

【Description of drawings】

FIG. 1 is a three-dimensional assembly view of the cable connector assembly of the present invention.

Fig. 2 is a three-dimensional exploded view of the cable connector assembly of the present invention.

FIG. 3 is an exploded perspective view from another angle of the cable connector assembly shown in FIG. 2 .

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

FIG. 5 is a partial perspective assembly view of another angle of the cable connector assembly shown in FIG. 4 .

【Detailed ways】

Please refer to FIG. 1 to FIG. 5, the cable connector assembly 100 of the present invention includes: a first connector 1, a second connector 2, a printed circuit connecting the first connector 1 and the second connector 2 board 3, the first inner module 4 formed on the surface of the printed circuit board 3, the second inner module 5 covering the second connector, the metal foil 6 covering the first inner module 4 and the first connector 1 and the The insulating shell 7 of the second connector 2 .

In this embodiment, the first connector 1 is a Mini USB connector, which includes: a plurality of first conductive terminals 11, a first insulating body 13 for accommodating the first conductive terminals 11, and a first insulating body 13 covering the first insulating body 13. Metal shell 12. The first conductive terminal 11 is provided with a first docking portion 111 that is docked with a first docking connector (not shown), a first welding portion 112 that is exposed at the rear end of the first insulating body 13, and connects the first docking portion 111 with the first The first holding part (not shown) of the welding part 112 . The first metal shell 12 includes a first body part 121 covering the first insulating body 13, a connecting part 122 vertically extending from the rear end of the first body part 121, and a plugging part 123 extending backward from the connecting part 122. The connecting portion 123 is perpendicular to the connecting portion 122 and parallel to the first body portion 121 . In other embodiments, the insertion portion 123 may directly extend backward from the first body portion 121 .

In this embodiment, the second connector 2 is a USB connector, which includes: a plurality of second conductive terminals 21, a second insulating body 23 for accommodating the second conductive terminals 21, and a second metal covering the second insulating body 23. Housing 22. The second conductive terminal 21 is provided with a second docking portion 211 that is docked with a second docking connector (not shown), a second welding portion 212 that is exposed at the rear end of the second insulating body 23, and connects the second docking portion 211 with the second The second holding part (not shown) of the welding part 212 . The second insulating body 23 includes a rectangular main body 231 and a tongue 232 extending forward from the main body 231 . The second abutting portion 211 is exposed at the front end of the main body 231 and on the surface of the tongue 232 . The second metal shell 22 is made by stamping, and includes a second body portion 221 , an inlay portion 222 rolled outward from the front end of the second body portion 221 , and at least one extension portion 223 extending backward from a side thereof. The extension portion 223 defines a fixing hole 2231 extending through its front and rear surfaces and located at the rear of the second metal shell 22 .

The printed circuit board 3 includes a plurality of conductive sheets 31 on its upper surface, a fitting hole 33 passing through its upper and lower surfaces, and a relief groove 35 located on its upper surface, from the bottom of the relief groove 35 to the bottom of the printed circuit board 3. The through hole 34 on the upper surface.

The first inner module 4 is made of plastic injection molding, has a rectangular shape, and has a first receiving groove 41 for receiving the first connector 1 . The second inner module 5 is made of plastic injection molding and has a rectangular shape, and has several protrusions 51 protruding from the outer surface.

In this embodiment, the metal foil 6 is made of copper, and has a receiving hole 61 , the shape of the receiving hole 61 is the same as that of the first body portion 121 of the first casing 12 .

The insulating shell 7 is made of plastic injection molding, and has upper and lower surfaces opposite to each other and several side surfaces adjacent to the upper and lower surfaces. The insulating casing 7 includes a receiving space 72 surrounded by several surfaces, a second receiving groove 71 that is inwardly recessed from its upper surface and connected to the receiving space 72, and an ear portion 73 extending upward from its upper surface. The receiving space 72 A notch 721 for accommodating the inlay portion 222 of the second metal shell 2 is provided at the front end of the insulating shell 7 , and the insulating shell 7 also has positioning holes 74 penetrating both sides. When the electrical connector assembly 100 is inserted into the notebook computer for use, the side surface of the ear portion 73 is against the notebook computer, preventing the inserted electrical connector assembly 100 from loosening or falling off.

During assembly, the first conductive terminal 11, the first insulating body 13 and the first metal shell 12 are molded simultaneously to form the first connector 1, and the second conductive terminal 21, the second insulating body 23 and the second metal shell 22 are molded simultaneously The second connector 2 is formed. Forming the second inner module 5, the second inner module 5 covers the second body part 221 of the second metal shell 22, the rear end of the second body part 221 is exposed to the second metal shell 22 to form a step 20, the second metal The extension portion 223 of the shell 22 is exposed at the rear of the inner module 5 , and the rolled portion 222 of the second metal shell 22 is exposed at the front of the inner module 5 .

The second welding portion 212 of the second conductive terminal 21 is welded to the conductive sheet 31 of the printed circuit board 3, the first conductive terminal 11 is assembled from the upper surface of the printed circuit board 3 downward, and one side surface of the first insulating body 13 is bonded On the printed circuit board 3 , the first soldering portion 113 of the first conductive terminal 11 passes through the through hole 34 and is exposed to the relief slot 35 . The insertion part 123 of the first connector is inserted into the fitting hole 33 of the printed circuit board 3, and the lower surface of the connecting part 122 is attached to the printed circuit board 3. This ensures a firm connection between the first connector 1 and the printed circuit board 3 . The soldering portion 112 of the first conductive terminal 11 is soldered to the printed circuit board 3 to be electrically connected, and the solder produced by soldering is contained in the relief groove 35 . The soldering surfaces of the first connector 1 , the second connector 2 and the printed circuit board 3 are the same. The first connector 1 and the second connector 2 are perpendicular to each other, the insertion port of the second connector 2 is located on one side surface of the insulating shell 7, and the first metal shell 12 of the first connector 1 is inserted into the upper surface of the insulating shell 7 , the socket of the first connector 1 protrudes from the upper surface of the insulating shell 7 . Since the upper surface of the insulating shell 7 is significantly larger than the side surface of the insulating shell 7, the relative positional relationship between the first connector 1 and the second connector 2 of this embodiment is located in the insulating body relative to the second connector 2. The side surface of 7, or the side of the first connector 1, occupies less space, and the first connector 1 and the second connector 2 are more firmly connected.

Molding the first inner module 4, the first inner module 4 covers the printed circuit board 3, covers the extension 223 of the second metal shell 22, covers the step 20 of the second connector 2, and partially covers the first metal shell Body 12, and flush with the surface of the second inner module 5, the first inner module 4 passes through the fixing hole 2231 of the extension part 223 of the second metal shell 22, so that the first inner module 4 and the second connector 2 more firmly connected. The first inner module 4 passes through the receiving hole 61 of the metal foil 6, and the metal foil 6 wraps the first inner module 4, so that electromagnetic interference can be reduced more effectively.

The insulating shell 7 is formed on the outer surfaces of the first connector 1 and the second connector 2 to cover the first connector 1 , the second connector 2 and the metal foil 6 . The mating end 10 of the first connector 1 is exposed to the insulating shell 7 , and the inlay portion 222 of the second connector 2 is accommodated in the notch 721 of the insulating shell 7 .

Claims (10)

1. electric coupler component, it comprises: first connector, second connector and connect the printed circuit board (PCB) of described first connector and described second connector, described first connector comprises first conducting terminal, accommodate first insulating body of described first conducting terminal and coat first metal shell of described first insulating body, described second connector comprises second conducting terminal, accommodate second insulating body of described second conducting terminal and coat second metal shell of described second insulating body, described first conducting terminal, described second conducting terminal and described printed circuit board (PCB) electrically connect, described first connector is vertical mutually with described second connector, it is characterized in that: described electric coupler component also comprises the insulation crust that coats described second connector and described printed circuit board (PCB), described insulation crust has the upper and lower surface that is oppositely arranged and reaches and the adjacent plurality of side surface of upper and lower surface, it is bigger that described upper surface is compared described side surface, the interface of described first connector protrudes out the upper surface of described insulation crust, and the interface of described second connector is positioned at the side surface of described insulation crust.

2. electric coupler component as claimed in claim 1, it is characterized in that: described printed circuit board (PCB) is provided with the through hole that runs through its upper and lower surface and be used to accommodate described first conducting terminal, described first conducting terminal passes described through hole, described first conducting terminal, described second conducting terminal weld mutually with described printed circuit board (PCB), and solder side is positioned at the same surface of described printed circuit board (PCB).

3. electric coupler component as claimed in claim 1, it is characterized in that: described first metal shell has first body that coats described first insulating body and from Plug Division that described body extends back, described printed circuit board (PCB) has the embedded hole that runs through its upper and lower surface, and described Plug Division is contained in described embedded hole.

4. electric coupler component as claimed in claim 3, it is characterized in that: described first metal shell also has the connecting portion that connects described body and described Plug Division, described connecting portion and described body are perpendicular, described connecting portion is vertical mutually with described Plug Division, and described connecting portion and described printed circuit board surface fit.

5. electric coupler component as claimed in claim 1, it is characterized in that: described electric coupler component also comprises first inner module and described second inner module that is assembled in the second metal shell outer surface that coats described printed circuit board (PCB), and the rear end of described second inner module and described second metal shell forms a step.

6. electric coupler component as claimed in claim 5 is characterized in that: described second metal shell is provided with the extension that is positioned at its rear portion, and described extension is provided with and runs through its surperficial fixing hole.

7. electric coupler component as claimed in claim 6 is characterized in that: described first inner module coats described step, described extension, and described inner module passes described fixing hole.

8. electric coupler component as claimed in claim 7 is characterized in that: described electric coupler component also comprises the metal forming that coats described first inner module, and described metal forming is contained in described insulation crust.

9. electric coupler component as claimed in claim 1 is characterized in that: described insulation crust comprises from the upwardly extending ear of its outer surface.

10. electric coupler component as claimed in claim 1 is characterized in that: described first connector is the Mini USB connector, and described second connector is a USB connector.

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