CN201868651U - Electric connector assembly - Google Patents

Abstract

The utility model discloses an electric connector assembly which comprises an insulating body, conductive terminals, a metal housing and a front cover, wherein the insulating body is provided with a plurality of terminal slots; the conductive terminals are contained into the corresponding terminal slots of the insulating body; the metal housing is assembled outside the insulating body; the front cover surrounds the outside of the housing; the housing comprises an upper housing and a lower housing which can be assembled with each other; the front cover is provided with a front tubular containing part and a pair of extending parts which are arranged at the rear end of the containing part; and the extending parts extend backward from the upper side and the lower side of the rear end of the containing part. The electric connector assembly has an improved front cover structure, and the front cover can be effectively combined with the insulating body and the metal housing.

Description

Electrical Connector Assembly

【Technical field】

The utility model relates to an electrical connector assembly, in particular to an electrical connector assembly capable of effectively transmitting high-frequency signals.

【Background technique】

In order to meet the unique needs of the consumer electronics market, in April 2002, seven companies including Hitachi, Panasonic, Philips, Silicon Image, Sony, Thomson, and Toshiba established HDMI (High-definition Digital Multimedia Interface; High-Definition Digital Multimedia Interface) Association, began to develop a new standard dedicated to digital video/audio transmission. HDMI technology is capable of transmitting high-definition video and multi-channel audio through a single connector, mainly for the next-generation consumer electronics market. According to the HDMI transmission standard, the HDMI electrical connector assembly includes an insulating body, a conductive terminal assembled on the insulating body, and a sheet metal shielding shell covering the periphery of the insulating body. An electrical connector assembly is shown in US Patent No. US 7,059,914B2, which discloses an HDMI type electrical connector assembly, which includes an insulating body, conductive terminals accommodated in the insulating body, surrounded by The first casing outside the insulating body, the second casing surrounding the connection between the conductive terminal and the cable, and the front cover set outside the first casing, the front cover is roughly rectangular, and the size of the frame opening is roughly the same as The peripheral dimensions of the first casings are the same, but the front cover is only sleeved on the outside of the first casing, which may lead to unstable assembly, and further cause the front cover to be separated from the first casing.

Therefore, it is indeed necessary to improve the electrical connector assembly to solve the above-mentioned defects in the prior art.

【Content of utility model】

The main purpose of the present utility model is to provide an electrical connector assembly with an improved metal front cover structure.

In order to achieve the above object, the utility model adopts the following technical solutions: an electrical connector assembly, which includes an insulating body provided with a plurality of terminal grooves, conductive terminals accommodated in corresponding terminal grooves of the insulating body, and metal connectors assembled outside the insulating body. A casing and a front cover surrounding the casing, the metal casing includes upper and lower casings assembled with each other, the front cover has a tubular accommodation portion at the front and a pair of expansion portions at the rear end of the accommodation portion, The expansion part is formed by extending backward from the upper and lower sides of the rear end of the accommodating part.

Compared with the prior art, the utility model has the following beneficial effects: the electric connector component has an improved front cover structure, which can be effectively combined with the insulating body and the metal shell.

【Description of drawings】

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

FIG. 2 is an exploded perspective view of the electrical connector assembly shown in FIG. 1 with the insulating cover removed.

FIG. 3 is a view from another perspective of the electrical connector assembly shown in FIG. 2 .

FIG. 4 is a partially assembled view of the electrical connector assembly shown in FIG. 3 .

FIG. 5 is a further assembled view of the electrical connector assembly shown in FIG. 4 .

FIG. 6 is a view from another perspective of the electrical connector assembly shown in FIG. 5 .

FIG. 7 is a perspective assembly view of the electrical connector assembly shown in FIG. 5 .

【Detailed ways】

1 to 3, the electrical connector assembly 100 of the present invention includes an insulating body 1, a plurality of conductive terminals 2 accommodated in the insulating body 1, a printed circuit board 3 electrically connected to the conductive terminals 2, and a A cable 4 with several core wires (not shown), a metal shell 5 and a front cover 6 assembled outside the insulating body 1 .

Referring to FIGS. 2 to 6 , the front end of the insulating body 1 is surrounded by four walls to form a trapezoidal insertion space 11 for accommodating a mating connector (not shown). A plurality of terminal slots 12 are formed on the upper and lower walls of the insulating body 1 and communicate with the insertion space 11 for receiving the conductive terminals 2 . Several protrusions 13 are provided on the upper surface of the end of the insulating body 1 .

The front end of each conductive terminal 2 is an elastic butt joint portion 21 , which is inserted from the rear end to the front end of the insulating housing 1 along the terminal slot 12 , and extends inward into the insertion space 11 for electrical contact with the mating connector. The rear end of the conductive terminal 2 is a welding portion 23 , which is welded to the printed circuit board 3 for further electrical connection with the core wire of the cable 4 . The middle section of the conductive terminal 2 is a holding portion 22 , and barbs 221 are formed on both sides thereof for fixing the conductive terminal 2 .

The printed circuit board 3 is generally convex, with a narrow front end and a wide rear end, and a plurality of conductive sheets 31 are formed on its upper and lower surfaces.

The casing 5 is made of metal material and includes an upper casing 52 and a lower casing 51 assembled on the upper casing 52 along a direction perpendicular to the mating direction. Wherein, the lower housing 51 includes a frame-shaped base portion 511 and an extension portion 513 extending backward from the base portion 511, wherein the base portion 511 has a substantially trapezoidal receiving space 510 and an upper wall 5112 shielding above, and the upper wall 5112 The rear end continues to extend backward to form a buckle portion 5113 having a buckle hole 5114 . The two sides of the extension part 513 protrude upwards to form first and second side walls 5131 and 5132 respectively, wherein the first side wall 5131 is longer than the second side wall 5132, and a through hole 5134 is arranged on the first side wall 5131 , two through holes 5134 are disposed on the second side wall 5132 . Two sides of the base portion 511 protrude upward to form a pair of locking pieces 5115 higher than the upper wall 5112 .

The upper casing 52 includes a top wall 521 and a pair of side edges 522 bent downward from both sides of the top wall 521. An opening 523 is respectively provided near the connection between the top wall 521 and the pair of side edges 522. On the side edges 522 A plurality of protrusions 524 protrude respectively, and both sides of the front end of the top wall 521 are respectively bent downward to form blocking pieces 525 .

The front cover 6 is made of metal material and includes a tubular accommodating portion 61 at the front and a pair of expansion portions 62 located at the rear end of the accommodating portion 61. The rear extensions are formed and arranged relative to each other in a symmetrical relationship up and down. The four walls of the accommodating part 61 are integrally connected to form a closed configuration, and the accommodating cavity 60 is formed through the abutting direction. A groove 612 is respectively formed on the upper and lower surfaces of the accommodating portion 61 , and a pair of depressions 621 are respectively disposed on the outer surface of each expansion portion 62 , and the pair of depressions 621 are symmetrically disposed on two sides of the expansion portion 62 .

Please refer to Fig. 4 to Fig. 7, when assembling, the conductive terminal 2 is inserted into the terminal slot 12 of the insulating body 1 from the back to the front, and the front end butt joint 21 is partly exposed in the insertion space 11, and then the circuit board 3 Assembled in the back of the insulating body 1, the narrower part of the front end of the circuit board 3 is inserted into the accommodation space at the rear end of the insulating body 1 from the rear to the front, and the welding part 23 of the conductive terminal 2 is welded to the conductive sheet 31 on the circuit board 3 to form an electrical connection.

Next, solder the core wires of the cables 4 to the corresponding positions on the circuit board 3 to form an electrical connection with the corresponding conductive terminals 2, and then assemble the insulating body 1 connected with the cables 4 into the lower case from the rear to the front Inside the body 51 , the base portion 511 is covered by the insulating body 1 , and the protruding portion 13 on the insulating body 1 is fixed in the buckle hole 5114 of the buckle portion 5113 .

Next, assemble the upper case 52 to the extension portion 513 of the lower case 51 from top to bottom, wherein the clamping piece 5115 of the lower case 51 is inserted into the opening 523 of the upper case 52, and the blocking piece 525 of the upper case 52 is positioned on the card. In front of the front end of the holding piece 5115 , the protrusion 524 is fixed in the through hole 5134 . The front cover 6 is surrounded by the housing 5, wherein the accommodating portion 61 is surrounded by the base portion 511 of the lower housing 51, the extension portion 62 is covered by the upper housing 52 and the extension portion 513 of the lower housing 51, and the recess 621 is in contact with the lower housing 51. The holding pieces 5115 of the housing 5 are aligned along the lateral direction.

In this embodiment, after the housing 5 and the front cover 6 are assembled, an inner mold (not shown) is overmolded on the above-mentioned components to cover them, and the molten plastic liquid flows into the groove 612 and the depression 621 So that the inner mold tightly wraps the front cover 6 to prevent the front cover 6 from being separated from the metal shell 5 and the inner mold. After the above assembly is completed, the insulating cover 7 is placed outside the inner mold.

Claims (10)

1. electric coupler component, it comprises the insulating body that is provided with the plurality of terminals groove, be contained in conducting terminal in the insulating body respective end pilot trench, be assembled in the outer metal shell of insulating body and be enclosed in the outer protecgulum of housing, described metal shell comprises the upper and lower casing of mutual assembling, it is characterized in that: described protecgulum has the tubulose holding part that is positioned at the place ahead and is positioned at a pair of extension of holding part rear end, the formation that extends back from the upper and lower both sides of holding part rear end of described extension.

2. electric coupler component as claimed in claim 1 is characterized in that: described protecgulum is a metal material, and described extension is positioned opposite to each other and be up and down symmetric relation.

3. electric coupler component as claimed in claim 1 is characterized in that: the outer surface of described extension is provided with at least one depression.

4. electric coupler component as claimed in claim 3 is characterized in that: the described outer surface that is recessed in the extension is provided with a pair of, and this is symmetricly set in the both sides of extension to depression.

5. electric coupler component as claimed in claim 1 is characterized in that: the wall one of described holding part links to each other and forms closed configuration, and forms host cavity along the perforation of butt joint direction.

6. electric coupler component as claimed in claim 5 is characterized in that: the upper and lower surface of described holding part is respectively arranged with a groove.

7. electric coupler component as claimed in claim 1 is characterized in that: the extension that described lower house has the shaped as frame base portion and extends back from base portion, described extension is shielded in outside the extension of upper shell and lower house.

8. electric coupler component as claimed in claim 7, it is characterized in that: described upper shell comprises a roof and an oppose side edge that is bent to form from the roof both sides downwards, junction near roof and this oppose side edge respectively is provided with an opening, and the both sides of described base portion project upwards and form a pair of retaining sheet that is contained in the corresponding opening.

9. electric coupler component as claimed in claim 1, it is characterized in that: described electric coupler component also has circuit board, described circuit board fore-end is narrower than the back, this fore-end inserts in the receiving space of insulating body rear end from back to front, and described conducting terminal has the weld part that is welded on this circuit board.

10. electric coupler component as claimed in claim 1 is characterized in that: described electric coupler component also has the insulation lid, and this insulation lid is sheathed on outside protecgulum and the metal shell.

Images