CN201887245U - Universal serial bus connector - Google Patents

Abstract

The utility model discloses a universal serial bus connector, which comprises an insulating body, a plurality of conductive terminals, a sleeving shell and an insulating seat body, wherein the insulating body is provided with a base body, the front end of the base body transversely and convexly extends to form a tongue body part, and a plurality of terminal grooves are formed on the tongue body part; the conductive terminals are respectively accommodated in a terminal groove; the sleeve shell is coated on the insulating body and is provided with a base shell, a bending part is arranged on the base shell, and a communicating hole penetrating through the bending part is arranged on the base shell; the insulating seat body is coated at the rear part of the socket shell in an insert molding mode, and the bending part is embedded in the insulating seat body. The utility model discloses universal serial bus connector can effectively prevent to cup joint the not hard up and problem of droing of shell relatively insulating pedestal through cup jointing the setting of kink and intercommunicating pore on the shell to the life of extension connector.

Description

Universal Serial Bus connector

technical field

The utility model relates to a connector, in particular to a universal serial bus connector.

Background technique

Existing universal serial bus connectors generally include an insulating body, a number of conductive terminals, a set of housings and an insulating seat body. There are several terminal slots; several conductive terminals are respectively accommodated in one terminal slot; the sleeve shell is covered on the insulating body, and the sleeve shell has a cylindrical base shell; the insulating base is covered by insert molding. The rear of the socket housing.

However, the insulating seat body of the above-mentioned connector is combined with the sleeve shell only by the surface adhesion formed by insert molding, and the combination is not strong enough. The connector shell is loose and falls off relative to the insulating seat body, thereby affecting the service life of the connector.

Utility model content

The purpose of the utility model is to provide a universal serial bus connector capable of enhancing the joint strength of the sleeve shell and the insulating seat body.

In order to achieve the above object, the utility model universal serial bus connector includes an insulating body, a plurality of conductive terminals, a socket shell and an insulating seat body, the insulating body has a base body, and a tongue protrudes laterally from the front end of the base body. A plurality of terminal grooves are opened on the tongue body; the conductive terminals are respectively accommodated in a terminal groove; the sleeve shell is covered on the insulating body, and it has a cylindrical base shell, and a bending portion is arranged on the base shell. And a communication hole through the bent part is recessed on the upper end surface of the bent part; the insulating seat body is covered on the rear part of the socket shell in the form of insert molding, and the bent part is embedded in the insulating seat in vivo.

As mentioned above, the universal serial bus connector of the present invention can disperse the external force in all directions through the bending part, and through the design of the connecting hole of the bending part, the insulating seat body can flow into the connecting hole during injection molding to increase the Strong combination with the socket shell; this can effectively prevent the socket shell from loosening and falling off relative to the insulating seat, thereby prolonging the service life of the connector.

As a further improvement, the socket shell has a vertical portion extending upward from the middle of the upper end of the base shell, and a horizontal portion is formed by bending backward from the end of the vertical portion, and the communication hole is provided in the vertical portion and the horizontal portion. department junction.

A printed circuit board is covered and fixed inside the insulating base, and two insertion holes are provided on the printed circuit board. A connecting portion extends outward from the lower end edge of the base case, and a connecting portion is respectively provided on both sides of the connecting portion. A circular clamping protrusion is respectively arranged on the two insertion parts, and the insertion part is inserted into the insertion hole, wherein the clamping protrusion abuts against the side wall of the insertion hole.

The left and right edges of the upper end of the base shell are respectively provided with a clamping part protruding inwardly, and the rear end of the base body is protruded with two abutment pillars, and the upper part of the base body is provided with two abutment top surfaces, and the abutment pillars are accommodated in the connecting part, and the abutment pillars face against the clamping portion of the base case.

Description of drawings

Fig. 1 is the perspective view of the utility model universal serial bus connector;

Figure 2 is an exploded view of Figure 1;

Fig. 3 is a three-dimensional view of the socket shell of the universal serial bus connector of the present invention;

FIG. 4 is a schematic diagram of the utility model USB connector plugged into a printed circuit board.

The reference signs in the figure are explained as follows:

Universal Serial Bus Connector 100

Socket shell 10 base shell 11

Connecting part 12 Socket part 13

Holding convex part 131 Bending part 14

Vertical part 141 Horizontal part 142

Connecting hole 143 Holder 15

Insulation Body 20 Substrate 21

Tongue body 22 Terminal slot 221

Abutting pillar 23 Abutting surface 24

Conductive terminal 30 Insulation seat body 40

Printed circuit board 50 Socket hole 51

Detailed ways

In order to describe the technical content, structural features, achieved goals and effects of the present utility model in detail, the following will be described in detail in conjunction with the embodiments and accompanying drawings.

Please refer to FIG. 1 , the USB connector 100 of the present invention includes an insulating body 20 , a plurality of conductive terminals 30 , a sleeve 10 , an insulating base 40 and a printed circuit board 50 .

Please refer to FIG. 2 , the insulating body 20 has a base body 21, a tongue portion 22 protrudes laterally from the front end of the base body 21, and a plurality of terminal grooves 221 are opened on the tongue portion 22, and the plurality of conductive terminals 30 are accommodated in these terminals respectively. In the groove 221 , there are two abutting pillars 23 protruding from the rear end of the base body 21 , and two abutting top surfaces 24 are provided on the upper part of the base body.

Please refer to FIG. 3 , the socket shell 10 has a cylindrical base shell 11 with a "convex" shape in cross section. A connecting portion 12 extends outward from the lower edge of the base shell 11, and a connecting portion 12 is provided on both sides of the connecting portion 12. Inserting part 13, the two inserting parts 13 are respectively provided with a circular locking convex part 131, the middle part of the upper end of the base shell 11 extends upwards to form a vertical part 141 and is bent and extended backward from the end of the vertical part 141 to form The horizontal part 142 is provided with a communication hole 143 penetrating through the bent part 14 at the junction of the vertical part 141 and the horizontal part 142 . The left and right edges of the upper end of the base shell 11 are respectively provided with a locking part 15 protruding inward.

Please continue to refer to FIG. 2 , the base body 21 and the tongue portion 22 are accommodated in the base shell 11, the abutment column 23 is accommodated in the connection portion 12, and the abutment surface 24 is against the clamping portion 15 of the base shell 11. The printing The circuit board 50 is a rectangular plate, and the printed circuit board 50 is provided with two insertion holes 51 .

Please refer to FIG. 4 , which is a schematic diagram of the cooperation between the insulating body 20 , the socket case 10 and the printed circuit board 50 . Hole 51 side wall.

Please refer to Fig. 1 and Fig. 3, the insulating seat body 40 is combined with the connector by insert molding, which tightly wraps the rear part of the sleeve shell 10, and the bending part 14 is embedded in the insulating seat body 40, and passes through The communication hole 143 of the bending portion 14 is designed so that the insulating base 40 can flow into the communication hole 143 during injection molding to increase the bonding strength with the sleeve shell 10 .

As mentioned above, the universal serial bus connector 100 of the present invention can disperse the external forces in various directions received by the socket shell 10 through the bending part 14, and through the design of the communication hole 143 on the bending part 14, the insulating seat body 40 During injection molding, it can flow into the communication hole 143 to increase the bonding strength with the socket shell 10; this can effectively prevent the socket shell 10 from loosening and falling off relative to the insulating seat 40, thereby prolonging the service life of the connector.

Claims (4)

1. a universal serial bus connector comprises an insulating body, plurality of conductive terminals, a cover body contact and an insulating base frame; Described insulating body has a matrix, and the matrix front end has laterally protruded out a tongue body portion, offers the plurality of terminals groove in the tongue body portion; Described conducting terminal is contained in respectively in the terminal groove; Described cover body contact is coated on the insulating body, this cover body contact has the basic shell of a tubular, it is characterized in that: establish a kink on this base shell, and on this kink, be concaved with the intercommunicating pore of always wearing this kink, described insulating base frame is coated on the rear portion of overlapping body contact in the mode of insert moulding, and described kink is embedded in this insulating base frame.

2. universal serial bus connector as claimed in claim 1, it is characterized in that: wherein said cover body contact has to extend upward the vertical portion of formation and bend backward from the vertical portion end from the center of basic shell upper end and extends to form horizontal part, and described intercommunicating pore is arranged at vertical portion and horizontal part intersection.

3. universal serial bus connector as claimed in claim 2, it is characterized in that: a printed circuit board (PCB) has been coated and fixed in the wherein said insulating base frame, this printed circuit board (PCB) is provided with two spliced eyes, described basic shell lower edge extends outward a junction, a Plug Division is established on the connecting portion both sides respectively, establish a circle respectively on this two Plug Division and hold protuberance, described Plug Division inserts in this spliced eye, wherein holds the sidewall that protuberance is resisted against spliced eye.

4. universal serial bus connector as claimed in claim 3, it is characterized in that: the arris place, the left and right sides of wherein said basic shell upper end inwardly convexes with a holding section respectively, the matrix rear end has protruded out the fore-set that balances or cancel each other, matrix top is provided with two support surfaces, replace post and be contained in connecting portion, the support surface is butted on the holding section of basic shell.

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