CN201112889Y - Electrical Connector Assembly - Google Patents

Abstract

The utility model discloses an electrical connector assembly, which comprises a cable connector and a board connector arranged on a printing circuit board and matched with the cable connector; wherein, the cable connector comprises an insulating body, a conductive terminal fixed in the insulating body, and a conducting wire connected electrically with the conductive terminal; the insulating body comprises a tongue part extending along the matching direction and matched with the board connector, and a basal part extending vertically from the tongue part. The cable connector is provided with a pressing block extending along the matching direction, and the pressing block is pressed on the printing circuit board to prevent the cable connector after being matched from deflecting relative to the matching board connector under the action of an external force.

Description

Electrical Connector Assembly

【Technical field】

The utility model relates to an electrical connector assembly, in particular to an electrical connector assembly which can prevent a mated L-shaped cable connector from deflecting relative to a mated board end connector under the action of external force.

【Background technique】

Existing electrical connectors, as shown in Japanese Artisan Registration No. 1153949, include an insulating body, L-shaped conductive terminals accommodated in the insulating body, and a metal shell covering the insulating body. Corresponding to the L-shaped structure of the conductive terminal, the insulating body is provided with a base and a tongue extending vertically forward from the middle upper position of the base for matching with a board connector. When mated, the board end connector will receive the tongue plate, and the lower part of the insulating body will be suspended. When the suspended part is stressed, the base will deflect relative to the tongue and then drive the tongue to move, which is not conducive to mating with the board connector.

Therefore, it is necessary to provide an improved electrical connector assembly to solve the above disadvantages.

【Content of utility model】

The purpose of the utility model is to provide an electrical connector assembly, which can prevent the mated L-shaped cable connector from deflecting relative to the mated board end connector under the action of external force.

In order to achieve the above purpose, the utility model provides the following technical solutions: an electrical connector assembly, including a cable connector and a board end connector mounted on a printed circuit board and mated with the cable connector, a cable The connector includes an insulating body, a conductive terminal fixed on the insulating body, and a wire electrically connected to the conductive terminal. The insulating body includes a tongue extending along the mating direction and mated with the board end connector and a base extending perpendicularly from the tongue . The cable connector is formed with a resisting block extending along the mating direction, and the resisting block resists on the printed circuit board.

Compared with the prior art, the electrical connector assembly of the utility model can effectively prevent the mated L-shaped cable connector from deflecting relative to the mated board end connector under the action of external force.

Below in conjunction with accompanying drawing and preferred embodiment the utility model is described further.

【Description of drawings】

Fig. 1 is a view before mating of the electric connector assembly of the present invention.

FIG. 2 is a view from another angle of the electrical connector assembly shown in FIG. 1 .

FIG. 3 is an exploded view of the cable connector in the electrical connector assembly shown in FIG. 1 .

FIG. 4 is a view from another angle of the cable connector shown in FIG. 3 .

FIG. 5 is a three-dimensional assembled view of the electrical connector assembly.

FIG. 6 is a cross-sectional view of the electrical connector assembly shown in FIG. 5 .

【Detailed ways】

The electrical connector assembly of the utility model includes a cable connector 1 and a board end connector 2 assembled on a printed circuit board 3 and mated with the cable connector 1 .

Please refer to Figures 1 to 4, the cable connector 1 includes an insulating body 11, a number of conductive terminals 12 fixed in the insulating body 11 and in an L-shape, a number of wires 14 electrically connected to the conductive terminals 12, and a covering insulating body 11 shielding case.

Each conductive terminal 12 includes a docking portion 121 located in a vertical plane and a wire connecting portion 122 extending backward from an upper end of the docking portion 121 in a vertical direction for welding wires 14 . Barbs 123 are provided on the left and right sides of the docking portion 121 for interfering with the insulating housing 11 to fix the conductive terminals 12 .

The insulating body 11 includes a base portion 111 extending along the horizontal direction and a tongue portion 112 extending vertically downward from the base portion 111 and matching with the board connector 2 . The rear surface of the tongue 112 is provided with a plurality of channels 1121 for accommodating the butt joints 121 of the conductive terminals 12, and the rear end of the upper surface of the base 111 is provided with a plurality of channels 1111 communicating with the channels 1121 for accommodating the wire connection parts 122 of the conductive terminals 12. . A front end of the upper surface of the base 111 is provided with a plurality of wire receiving grooves 1112 communicating with the channel 1111 to accommodate and position the wires 14 and to facilitate welding of the wires 14 and the conductive terminals 12 . The passage 1111 and the wire receiving groove 1112 are respectively located on two sides of the groove 1121 .

A pair of convex ribs 113 protrude backward from the left and right sides of the tongue 112 . Correspondingly, the insulating body 21 of the board connector 2 is provided with a concave hole 213 matching with the convex ribs 113 to prevent the tongue 112 from being inserted upside down. Protruding blocks 1131 further protrude from the protruding ribs 113 , and grooves 2131 for accommodating the protruding blocks 1131 are further recessed in the concave holes 213 to increase the plugging force between the cable connector 1 and the board connector 2 . A pair of arm portions 114 are formed on both sides of the base portion 111 , and the length of the arm portions 114 along the front-rear direction is much greater than the length of the middle portion of the base portion 111 . A front end of each arm portion 114 extends vertically downward to form a resisting block 1142 . A pair of receiving holes 1145 are defined on the upper surface of the front portion of the arm portion 114 for receiving and positioning two ends of the ground rod 15 .

The wire 14 is an ultra-thin coaxial cable, which includes an innermost core wire 141 , an inner insulating layer 142 covering the core wire 141 , a conductive shielding layer 143 covering the inner insulating layer 142 and an outermost insulating layer 144 . The core wire 141 is welded to the wire connecting portion 122 of the conductive terminal 12 , and the conductive shielding layers 143 of all the wires 14 are welded to the ground rod 15 .

The shielding shell is composed of a first shell 131 and a second shell 132 . The first housing 131 includes a riser 1312 covering a front surface of the tongue portion 112 and a base plate 1311 covering a lower surface of the base portion 111 . Two sides of the vertical board 1312 are provided with a pair of holding feet 13121 , and two sides of the front surface of the tongue 112 are provided with a pair of holding holes 1122 for interferingly receiving the holding feet 13121 . A pair of hooks 13111 are provided on two sides of the base plate 1311 , and the arms 114 on both sides of the insulating body 11 are provided with slits 1141 .

The second housing 132 includes a base plate 1321 covering the upper surface of the base portion 111, a pair of rear barrier walls 1322 extending vertically downward from both sides of the rear end of the base plate 1321, extending vertically downward from the middle of the rear end of the base plate 1321 and located on the base plate 1321. The elastic piece 1323 between the pair of rear blocking walls 1322 and a pair of first side arms 1324 and a pair of second side arms 1325 extend downward from the left and right sides of the base plate 1321 . The elastic piece 1323 includes a vertical plate 13231 extending vertically downwards and an elastic resisting piece 13232 extending downwards and forwards from the vertical plate 13231 and then extending downwards and backwards. Each first side arm 1324 includes a frame portion 13241 attached to the arm portion 114 from above, below, and sideways, and an elastic finger 13242 integrally formed on the side wall of the frame portion 13241 and bent inward; Specifically, a receiving hole 11442 for receiving the elastic finger 13242 is opened on the side wall at the rear of the side arm 114 . Each second side arm 1325 includes a side plate 13251 extending downward from the side edge of the front portion of the base plate 1321 and a horizontal blocking arm 13252 extending backward from the lower edge of the side plate 13251; The slit 11421 is used for receiving the horizontal blocking arm 13252 .

The first shell 131 is assembled on the insulating body 11 from front to back, and the holding feet 13121 and the hooks 13111 are respectively interference-fitted with the holding holes 1122 and the slits 1141 of the insulating body 11 to realize the fixing of both. The second housing 132 is assembled and fixed on the insulating body 11 by using the rear wall 1322 , the first side arm 1324 and the second side arm 1325 from back to front.

The board connector 2 includes an insulating body 21 , a conductive terminal 22 fixed in the insulating body 21 , and a shielding case 23 covering the insulating body 21 .

Please refer to FIG. 5 and FIG. 6. After the cable connector 1, the board connector 2 and the printed circuit board 3 are assembled, the elastic piece 1323 of the second housing 132 is pressed against the shielding shell 23 of the board connector 2. on the outside. The pressing block 1142 of the cable connector 1 is pressed against the printed circuit board 3, so that the insulating body 11 and the first and second shells 131, 132 are not suspended in the air, so that the force will not be completely transmitted to the cable connection when the force is applied. Connector 1 and board connector 2. Protruding strips 13211 are formed on the second housing 132 for pressing against the shielding layer 143 of the wire 14 .

Claims (10)

1. electric coupler component, the plate terminal adapter that comprises wire and cable connector and be installed on the printed circuit board (PCB), connect with this wire and cable connector, described wire and cable connector comprises insulating body, is fixed in the conducting terminal of insulating body and the lead that electrically connects with conducting terminal, described insulating body comprises along the tongue that connects that direction is extended and connect with the plate terminal adapter and from the vertically extending base portion of described tongue, it is characterized in that: described wire and cable connector is formed with the press block that connects the direction extension along described, and described press block is conflicted on described printed circuit board (PCB).

2. electric coupler component as claimed in claim 1 is characterized in that: described press block is integrally formed on the described base portion.

3. electric coupler component as claimed in claim 1 or 2 is characterized in that: described wire and cable connector comprises a pair of shield shell that covers described base portion in addition, described shield shell and the described lead of described base portion together support.

4. electric coupler component as claimed in claim 1 or 2, it is characterized in that: the junction of described tongue and described base portion is divided into described base portion two parts and makes described tongue and base portion integral body be the T type, wherein a part and base portion are accommodated the conducting terminal of L type jointly, and another part is used to support described lead.

5. electric coupler component as claimed in claim 4, it is characterized in that: described wire and cable connector comprises the metallic shield housing that is assembled in insulating body in addition, described shield shell comprises the substrate that covers base portion and connects the shell fragment that direction is extended from substrate along described, and described shell fragment and described tongue are accommodated plate terminal adapter in it with clamping separately.

6. electric coupler component as claimed in claim 1 or 2, it is characterized in that: described wire and cable connector comprises the metallic shield housing that is assembled in insulating body in addition, described shield shell comprises the substrate that covers base portion and connects the shell fragment that direction is extended from substrate along described, and described shell fragment and described tongue are accommodated plate terminal adapter in it with clamping separately.

7. electric coupler component as claimed in claim 6 is characterized in that: described plate terminal adapter periphery is provided with shield shell, and the shell fragment elasticity of described wire and cable connector compresses the shield shell of described plate terminal adapter.

8. electric coupler component as claimed in claim 1, it is characterized in that: the integrally formed a pair of arm in described base portion both sides, one shielding case is known from experience by being fixed in insulating body with the engagement of described arm, and each arm is away from the integrally formed described press block of an end of described tongue.

9. electric coupler component as claimed in claim 1 or 2, it is characterized in that: described lead is an extremely thin coaxial wire, one earth rod is positioned described insulating body and is welded in the screen of described coaxial line, and a shield shell covers described insulating body and electrically connects with described earth rod.

10. electric coupler component as claimed in claim 1 or 2 is characterized in that: described tongue two lateral processes one fin, described plate terminal adapter is provided with the shrinkage pool that cooperates with described fin.

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